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Wiring Diagrams 1981 Models

volvo green manuals 30316

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1K views172 pages

Wiring Diagrams 1981 Models

volvo green manuals 30316

Uploaded by

vanapeer
Copyright
© Attribution Non-Commercial (BY-NC)
We take content rights seriously. If you suspect this is your content, claim it here.
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Wiring Diagrams 1981 Wiring Diagrams 1981 Models Contents Not! Diesel circuitry is generally = GLE Fuses and related circuits .......... : DL, GL, GLT. GLE, Coupe How to use the diagrams Alternator circuits (main wiring) Starting circuits ee Diesel: starting and glow plug system Cl fuel injection system B21F, B23E B28F...... (Oxygen sensor feedback system (Lambda-sond) B24F seus. 821F-Turbo B28F . breaker points ..... B21A, breakerless electronic B21F, B21F-Turbo 823E (Canada) ‘computer controlled . . : 821F-MPG breakerless elecronic waves B2BF : Constant Idle Speed (CIS) System B21F, B21F-MPG 821F-Turbo B28F Ignition system, Lights Headlights ees osoaeaen ts i Parking lights, tai ightS, ...sssessvsesseesvsees DEG cesses GLE, GLT, Coupe Wagon pile teres GLE, GLT, Coupe Wagon Back-up lights, manual transmission .......0...00+.. DL GL... GLE, GLT, Coupe Wagon... automatic transmission “ ~~ DL, GL GLE, Coupe Wagon - DL,GL,GLT .... Wagon’ .....0. GLE, Coupe ‘Coupe Brake lights ........ Interior light ...... : Rear interior light Delayed interior lig Engine compartment light, trunk light Glove box light .. Brak ‘TP 303161 aso0008 Printed nUSA Items associated with instrument t panel Instrument cluster .. eee 6 Oil pressure gauge... sos sees 78 Voltmeter 80 Ambient temperature sauge F Se RSE ei a2 Clock ...... ectad : : : 84 Cigarette lighter... 86 Waming systems Bulb failure warning system ......... 3 - 88 Brake failure warning system... act bea cet Ct cere pad SE 90 Seat belt warning system... : 92 Ignition key and light warning buzzer ..........c.ssssssevevsssvevereeeies fh a Signals Tum signals and hazard warning flashers 96 Wagon oo... cee 98 Hom ie tee 100 Wiper/washer Windshield wiper and washer ....... 102 operation Modes... ee se eceeeeeeeeeeeees 108 Tall gate window wiper and washer — With interval relay orev ach Sesame cers! 108, = Without interval relay 108 Electrical equipment Overdrive ...... ices a 110 Heater blower Air conditioning — operation modes Rear demist . . cent at oy 118 Electrically heated driver's seat “ . eee teee sees UD Electrically heated passenger seat... eee eens ~ Electrically operated side mirrors ..... oon: Winng diagrams 1981 Breakerless electronic ignition system B21F and B21F-Turbo B23E/Canada Electronic module interrupts current flow, ignition coil discharges (sparks) through secondary winding, 2D TUB ee TTETE fc: Breakerless electronic 1d 82 IF Turbo gneensge—, ee eTE : Group 39 anor Wing dagrams 1 25 Bie us. Computer controlled ignition system B21F-MPG Ignition ON, engine stalled. ion ON, engine running, Ignition ON, engine running, Micro switch grounds ignition coil being ignition coil discharges circuit through Electronic (sparks). Control Unit. energized. () Group 39 a 26 Wiring diagrams 1981 Yha020 27 39 Winng diagrams 1981 Group Breakerless electronic ignition system B28F Electronic module interrupts Current flows through electronic current flow, ignition discharges Current flow while starter module, ignition coil primary winding (sparks) through secondary motor is engaged. is energized. ‘winding. Group 39 28 Winng diagrams 1981 Sssone § System BRIE. B21E-MPG Constant Idle Speed System (CIS System) B21F, B21F-VMPG Fuse No. 13: Instruments ‘Tum signale Seat belt warning CIS System Legend: A Air control valve 8 Throtte switch Ignition switch D Ignition coil E Electronie control unit F Fuse box G Coolant temperature sensor B Idle speed. Above idle speed. Ground circuit through throttle Ground circuit through throttle switch is interrupted. Electronic switch is closed. Electronic Control Control unit controls Air Control Unit controls Air Control Valve to Valve to set correct idle speed. set high air flow land avoid engine stalls Group 39 1 30. Wiring diagrams 1981 ‘an0ze Idle speed. Ground circuit through throttle switch is interrupted. Electronic Control unit controts Air Control Valve to set correct idle speed. Constant Idle Speed System (CIS System) B21F-Turbo Fuse No. 13 Instruments Turn signals Seat belt waming Cis Sratem to "F] Legend: A Air control valve 8 Throttle switch © Ignition switeh D Ignition coil E Electronic control unit F Fuse box G Coolant temperature sensor Above idle speed. Ground circuit through throttle switch is closed, Electronic Control Unit controls Air Control Vaive to set high airflow (and avoid engine stalls) OS System 82 1F-Turbo Cc 7 D Idle speed. Ground orcuit through throtle Switch is closed. Electronic Control unit controls Ar Control Valve to set correct idle spocd. 34 Wain Constant Idle Speed System (CIS System) Fuse No. 13 Instruments Tum signals Seat belt warning CIS System Legend: A Air control valve B Throttle switch C Ignition switch D Ignition coil E Electronic control unit, F Fuse box G Coolant temperature sensor Above idle speed. Ground circuit through throttle ‘switch is interrupted. Electronic Control Unit controls Air Control Valve to set high airflow and avoid engine stalls Headlights Parking lights, tail lights, license plate lights DL, GL, Fuse No. 15: Parking light, left sie Ucense plate light Fuse No. 16: Parking light, right side Instrument lights Lights on controls Buzzer, heedlight Parking lights, tai ights. license plate ights DL. GL Parking lights, tail lights, license plate lights GLE, GLT, Coupe ie. Rie TED AOTTETE Fuse No. 15: Parking ight ft sido canoe plate ight Fuse No. 16: —— tail lights, lights 5 Group 39 Thaeas Winng diagrams 1981 41 Parking lights, tail lights license plate lights, Wagon by Fuse No. 15: ‘Side marker light (wagon) Fuse No. 16: Parking light. right side Instrument lights Lights ON Group 39 42. Wiring diagrams 1981 Se Brake lights DL, GL Brake lights DL. GL ‘ Group 39 ‘0009 Wining diagrams 1981 45 Brake lights GLE, GLT, Coupe Fuse No. 6: Brake Hight Group 39 x 46 Wiring ciagrams 1981 as040 Brake lights: GLE GLT. Coupe Grou 39 Winng diagrams 1981 47 Brake lights Wagon Fuse No. 6: Brake Hight Legend: A Fuse box Bulb feure sensor © Brake tight swith Brake lights E Connector Brake pedal depressed Group 39 48 Wing diagrams 1981 ene Brake lights Wagon Back-up lights, manual transmission DL. GL Back-up lights, manual transmission DL, GL Fuse No. 12: Back-up lights Zp Gear selector in REVERSE, ignition ON Group 39 50 Winng diagrams 1987 ane Back-up lights, ‘manual transmission DL. GL Group 39 “oaoes Wiring alagrams 1981 51 Back-up lights, manual transmission GLE, GLT, Coupe Fuse No. 12: Back up lights lay, window lifts Seat heater Air conditioning Legend: A Fuse box B Ignition switch Back-up light switch 1 Bactcup light E Connector DCs Gear selector in REVERSE, ignition ON up lights, manual transmission GLE GLT. Coupe * Group 39 ‘a0e7 Winng dagrams 1981 53 Back-up tights, manual transmission a Back-up lights, manual transmission Wagon ad B A(GUDGOTTTUG 6 Fuse No. 12: Back-up lights Relay, window lifts heater Air conditioning Legend: A Fuse box B Ignition switch © Bacicup light switch Back-up lights E Connector Gear selector in REVERSE, ignition ON Group 39 “ 54 Winng diagrams 1987 er Back-up lights. Back-up lights, automatic transmission DL, GL $B Air conditioning Legend: A Fuse box B lanition switch c or Back-up light switch E Backup lights Gear selector in REVERSE, ignition ON Group 39 56 Wing diagrams 1981 ‘Ths080 A Group 39 ea0st Winng diagrams 1981 57 »— .. GLE, Coupe Back-up lights, : FF. automatic transmission Fuse No. 12: Gear selector in REVERSE, ignition ON Group 39 58 Wiring diagrams 1981 Back-up lights, automatic transmission Wagon Fuse No. 12: Back-up lights Relay, window lifts ‘Saat heater {ir conditioning Gear selector in REVERSE, ignition ON Group 39 a 60 Wiring ciagrams 1981 ‘33086 Interior light OL. GL, GLT Interior light DL, GL, GLT Fuse No. 8: Interior ight E Front right F Rear right Rear interior light Wagon Fuse No. 8: Interior light Gove box light Trunk ight Engine compartment light Cock Legend: © Tall gate switch Tail gate closed, rear interior light ON Opening left side front door. Contacts in delay ralay close by bi-me- tal ection. Delayed interior light GLE, GLT (High Level Fuse No. 6: Brake ight Fuse No. 8: Intoriae taght Engine compartment fight ‘Clack A Braks ight avsitohy he @ Paght side, front Hi Right side, rear Left side front door closed again. Intorior light will stay on for 10-17 saconds if door was open for minimum 6 seconds, (3) Interior light Coupe Interior light Coupe Fuse No. 8 re on Tight acard wring shor Legend: ‘A. Fuse box B Interior fight ot side Interior light right side 1 Door switch, left door For connections at let side door switch also see “Delayed Interior Light” Switch on steering column ‘Switch on steering column in _in POS 2, Light ON with Lamp switch ON, POS 1. Light ON any door open. ‘Spotlights illuminated. Group 39 68 Wiring diagrams 1981 Group 39 Winng degrams 1981 69 ompartment light, ne Engine compartment light, trunk light Engine compartment light andor trunk Hight Engine hood/trunk opened Group 39 70 Winng diagrams 1981 ‘sone Engine compartment ight, trunk light 71 Wining diagrams 1981 Group 39 Glove box light Glove box light Fuse No. 8: Interior light Glove box light Trunk light Engine compartment ight Clock Glove box lid opened Glove box light dlagrams 1987 73 Instrument lights. fghus on conirols Instrument lights, lights on controls E Gear selector light (automatic transmision) F Connector G Seat belt lock light H Lights on controls J Instrument lights Ash tay light Fuse box Light switch ON. Dimmed light. fights on controls Instrument lights, eS. ae 75 Wiring diagrams 1961 Group 39 Instrument cluster Fuse No. 6: Fuse No. 13: Brake lights Instroments Turn signals Saat balt warning olay, fuel injection Solenoid valve (carburetor) CIS system Sats) IM Sera =F ays A Instrument cluster 5 Fuel tank evel sender Alternator Voltage regulator ‘Switeh, brake failure warning Ignition coi Temperature sender Switeh, oil pressure sender Bulb failure Rheostat Switch, parking brake reminder Control unit (Diesel) Instrument cluster assembly Inctrument voltage etabilizor ‘Switch, Lambda-sond service reminder a 8 c D E F 6 4 V 4 k t ™ N ~ EEE 108 umn signal indicator Light preseure varning Liga Instrument cluster o & 13 instrument assembly: < Sre32. 39 name conpectore “kr 3B Ol presure indeator light 36 Choke reminder ight a brake reminder light 44 Overdeve indicator light 51. Instrument light 183. Lambda-sond service reminder light. Alt Diesel glow plug indicator tight. Group 29 Ta3071 Wining dagrams 1987 77 Oil pressure gauge D Group 39 78 Wining diagrams 1981 Oil pressure gauge Fuse No. 13: Ambient temperature gauge Legend: 2 nition switch B Ambient temperature gouge, a1 Turbo cacherge pressure E Fuel pump relay F Oil pressure gauge Ignition ON: ‘engine oil pressure Oil pressure gauge Cec ee en 79 Wiring dlegrams 1981 Group 39 Voltmeter Fuse No. 13: Instrument luster Turn signals Seat belt warning Relay, fuel injection Ambient temperature gauge Legend: ‘A Ignition switch 1B Ambient temperature gouge, alt. Turbo discharge pressure gauge C Oil pressure gauge D Voltmeter E Fuse box Fuel pump relay Ignition ON Voltmeter displays system voltage Voltmeter 29 ‘lagrams 1987 Ambient temperature gauge Fuse No. 13: Instrument cluster ‘Tur signals Seat belt warning Relay, fuel injection Solenoid valve (carburetor) CIs system Oil pressure gauge Legend: 1A Fuel pump relay 8 Ambient temperature gauge © Ignition switch Fuse box E Sender. ambient temperature Ignition ON: Gauge displays ambient temperature Ambient temperature gauge ‘Clock Clock Fuse No. 8 Engine compartment light Clock Legend [A Fuse box B Connections ot instrument cluster © Clock Oxgarette lighter Cigarette lighter Fuse No. 1: Cigarette fighter ‘Tal gate window wiper and washer Electrically operated side mirrors Radio land power antenna Legend: A Fuso B Ignition switch C Cigarette lighter xgarette lighter 87 Wiring chagrams 1981 Group 39 Bulb failure warning light system Bulb failure warning light system Fuse No. 13: Instruments Tum signals Solenoid valve (carburetor) Legend: A Fuse box: B Ignition switch Bulb failure sensor Bulb failure warning ight bulb failure warning Benoa) lover bean, (St tse no. 15 left side f a Coe 4 fuse no. 16 tail Light, Sa > fore sige ioy tail Light, sere) Eaene alee’ ai 8 StRtiny brake Light, ght switen =<“? rigne sige dre bowe conmrction, 1 Se a nim, brake Light ‘on upper/lower bean ete switch relay WEY seb dh Mis left side : uae dower ream, tS Lt PORE Stat ae ection, Bulb failure sensor activated (bulb out of order) ‘Warning light illuminates when any one bulb in following light system is inoperative: ~ Tail lights = Brake lights ~ Headlights, lower beams Group 38 88 Winng Bulb failure warning light system Brake failure warning ight Brake failure warning light system B Brake failure warning ight C Brake failure warning switch Brake failure warning si One brake circuit fails. Brake failure warning light system ‘Seat belt warning system Ignition ON Seat belt not buckled Reminder lights illuminate and buzzer ‘sounds for 4-8 seconds after switching ignition switch ON. Group 39 92 Winng diagrams 1981 Ignition ON Seat belt boing buckled within 4-8 seconds: buzzer goes OUT. With ignition ON, reminder lights remain laminated fulltime (4-8 seconde) Seat belt warning system Fuse No. 4: ‘Seat belt warning lanition key buzzer Fuse No. 13: Instruments Turn signals Seat belt warring Relay, fuel injoction Solenoid valve (carburetor! Fuse No. 16: Paring bh hh i tretcvant igh Ups on corre Buzzer Peodghe Legend: B Ignition switen Buzzer relay : g Ignition ON for more than 4-8 seconds. Buzzer OUT. reminder lights NOT iluminated. ‘Seat belt vrarning system Ignition key and light warning system Ignition key and light Fuse No. 4: Fuse No. 13: . ‘Seat belt worning Instruments innon key buster Tom rats warning system Fuse No. 16: Legend: Parking ight. right side lnition switch Instrument lights © Buzzer relay [Gahts on controls D Fuse box Buzzer, headlight Door switch, left se front door F Light switch Driver's door open. Ignition key in position 0. Light switch ON. Light switch ON. Driver's door closed. Driver's door open. Driver's door closed. Ignition switch in Ignition key OUT. Ignition key OUT. position |. © Group 39 Winng dlagrar 94 Ignition key and light warning system ‘oup 39 thaoee Wining diagrams 1981 95 Turn signals and hazard warning flashers Fuse No. 9: Legend: Hazard werning flashers A. inition switch B Instrument connector © Flasher unit D Fuse box Tur signal switch F Switch hazard warning ‘flashers Rear tun signal lights H. Front turn signal ights (<) Hazard warning flashers ON. Turn signals and hazard warning flashers DL. GL! GT and GLE, Coupe Turn signals and hazard warning flashers Wagon Fuse No. 9: Instrument connectors Hazerd werring Flasher unit ‘tashers D Fuse box: E Tum signal switch Fuse No. 13: F Switch, hazard warning Instrument luster Hasta ‘Tur signals Roar turn signa ights Seat belt warring H Front turn signal ights olay, fuel injection Solenoid valve (carburetor Hazard warning flashers ON a RR Right turn signal ON te 12.3 4981 3049 diagrams 1981 99 Horn Group 39 101 Wining diagrams 1987 Windshield wiper and washer Windshield wiper and washer Fuse No. 2: Windshield wiper and washer Windshield wiper and washer Windshield’ wiper and washer ~ Operation modes Group 39 z 9WO4 Wig deremst@3 Windshield wier and washer Operation modes Washer operation (with wiper operating) Tal gate window wiper anc! washer, with interval relay Tail gate window wiper and washer, with interval relay Fuse No. 1: Legend: Cigarott lighter A. Switch, tall gate window Parking (circuit during the last stroke), Washer ON. Wiper motor makes a few strokes, Tail gate window wiper and washer, wath interval relay B Tail gate window wiper and washer, without interval relay Tail gate window wiper and washer, without interval relay Fuse No. 1: Legend: tighter A. Switch, tailgate window ‘Tall gate window wine wiper end washer fonition switch Electrically operated Fuse box D Connector Radio and power Washer motor = Parking 45) Circuit during pL, the last stroked i= Wiper motor ON. ‘Switch to PARK position. ee Group 39 a 108 Wing ciegrams 1981 Saaten Overdrive Manual engagement of overdrive. Fourth gear engaged. p 39 ng diagrams 1987 ae Downshift from fourth gear. Automatic disengagement of overdrive. ( Overdrive Fuse No. 11: Overdrive Roar demist Legend A Fuse box B Ignition switch © Overdrive relay D Indicator ight fn instrument lust Switch. on transmission F Solenoid {in overdrive) G Overdrive engagement switch (on gear lever) Manual disengagement of overdrive. Fourth gear engaged. Heater blower Heater blower Fuse No. 3: Fuse No. 12: Hooter Hower Beckum ight aly, wren ts ‘Sr condoning Legend: ‘A Pine box 1, Low speed 2. Medium speed 3. High speed eS Group 39 112. Wiring diagrams 1981 ter blower Air conditioning Air conditioning Fuse No. 3: A Fuse box Heater blower B gnition switch © Blower switch D Thermostat switch Fuse No. 12: E Solenoid valve increases Back-up fights idle speed) Relay, window lifts F Clutch coil ‘Seat heater G Relay valve with delay circuit [Ar conditioning Relay cuts in 10 seconds after alternator starts charging 1 Charging indicator ight A med ie K. Voltage regulator L Alternator Air conditioning Ignition ON, engine stalled altermator not charging). Engine running, Thermostat switch ON. Blower switch OFF. Engine running. Thermostat switch ON. Blower switch ON. Engine running. Thermostat switch OFF. Blower switch ON. 31 117 Rear demist Fuse No. 11: Ignition ON. F Ignition ON. Rear demist OFF. Rear demist ON. Rear demist Electrically heated ohiver’s seat Ignition ON. Heater ON. Electrically heated driver's seat Fuse No. 10: Window litte Fuse No. 12: Back up lights Relay, window hits Seat heater Air conditioning Legend: A Fuse box B Ignition switch © Heater pad D Thermostat ON at 14°C - S7F OFF at 26°C — 78 Connector F Connector Ignition ON. Heater OFF. Electrically heated driver's seat Electrically heated passenger's seat Fuse No. 10: Window its Fuse No, 12: Back-up lights Relay, window lifts ‘Seat heater Air conditioning OFF at 26 - 78F Connector s 0 H Connector Fuse No. 1: Cigarette ightor Tail gate window wiper and washer Electrically operated side mirrors Radio (and power antennal Operation other way. Window lifts. 2-door Window lifts, 2-door Fuse No. 10: Window lit Fuse No. 12: Closing right side Opening right side Closing right sido ‘window with switeh on window wrth switch on window with switeh on right side door fight sie door lett side door is 1981 ‘oa120 Window ifts, 4-door Window lifts, 4-door Fuse No. 10: ‘Window its Fuse No. 12: Central lock, 4/5-door i i & £ 5 5 3 3 if : 3 3 ? f 3 5 Central lock. Coupe P Contrat lock Power antenna Group 39 134 Wing diagrams 1981 Central lock, Coupe Central lock. Coupe Group 39 Wrrng dagrams 1981 135 Using lock button to unlock Using key to lock Using arm rest switch to lock (=) ‘Cruise contro! Fuse No. 1: Cigarette lighter ‘Tal gate window wiper and washer Fuse No. 6: Electrically operated side mitrors Fac land power antennal Brake light Cruise contro! Cruise controt 2 pei 30 é sf Pet oJ ae ttow 1 Typos poawe back 18 Cruise control Switch at itch pedal F Switch at brake pedal G Fuse box H Cruise contro switch 1 Fase in wire ‘J. Ignition switch Bulb faiture sensor green-red 16 setelh SPEEDES Pluenred 16 Group 39 138 Wiring diagrams 1981 Set speed ‘Switch position ON and SET SPEED button depressed. Relay and vacuum valve in trotle actuator ‘rounded through brake ight bubs. Current too. ‘sal to Murinate brake ight. ON Self-holding olay in throttle actustor receives ‘current from goveenor termina 2 (provided speed ie higher than 35 mph and brake and clutch rot enga sed Radio and power antenna Radio and power antenna Fuse No. 1: Fuse No. 8 Cigarette ighter Interior ght ‘Tall gate window wiper / washer Glove box light Electrically operated side mirrors Trunk tight Radio Engine compertment ight Clock. Legend: Power antenna ‘Ignition switch Power antenna being raised (ey Group 39 142. Winng diagrams 1981 Sven: Radio and power antenna 1981 143 Group 39 Winng diagrams Electric cooling fan Electric cooling fan Electric cooling fan Relays, buzzers, etc Locations for relays, buzzers, control units, etc 9 Voltage regulator 2 Connection box 13 Upper! lower beam switch relay 149 Lambda system test pick-up point 168 Relay, elect cooling fan Group 39 146 Wiring ciagrams 1981 Fas140 Relays, buzzers, etc 199 Governor. cruise control 164 Diesel, control unit 167 Relay, delayed interior boht 188 189 108 108 Relay, overdrive 126 Relay, window lifts 128 Relay, air conditioning 188 Centra lock. unlock relay 28 Flasher, urn signals 188 Central lock, lock relay Group 39 hover Waring dagrams 1981 147 Electrome control unis Electronic control units 210 Electronic control unit ‘Computer Convolled Ignition System (B21F-MPG) Group 39 4 148 Wirng ciegrams 1981 ‘aavee Wiring harnesses Wiring harnesses ath 5 Main wiring harness Instruments, controls inorams 1981 149 Wiring harnesses 150 Wiring crsorams 1981 vate back-up lights Group 39 Wining diagrams 1987 151 Wiring harnesses A Window itts B Electrically operated sie mirrors © Contra locks Group 39 4 152. wirng ciagrams 1987 ‘hares. Master wiring diagram Master wining diagram In the wiring diagrams, the number after the color indicator states the approximate wire gauge. Contents Lambda-sond System: -B21F, B21F-MPG 821F-Turbo B2eF Overdrive ...... 7 Constant Idle Speed System (CIS System) Spark Control Ignition System, 82 1F-MPG Diesel, glow plug circuits Instrument cluster . Instrument connector Additional instruments, B21F-Turbo Additional instruments, B23E Control panel lights, lights on accessories Interior light ee Rear interior light, wagon Delayed interior light Window lifts: - 2-door = 4-door Central lock:~ 2-door —4-door Tail gate window wiper, wagon Back-up light, automatic transmission Heater blower .. Air conditioning Electric cooling fan Cruise control Seat belt reminder system. Passenger seat heater, rear cigarette lighter Radio /antenna Electric trunk lid opener Electrically operated side mirrors Master wiring diagram Page 156 157 158 159 160 161 162 163 164 165 166 Fold-out sheet Group 39 Winng diagrams 1981 153 Master wiring diagram Alphabetical index Zone locations refer to grid system on fold-out sheet. Zone Zone Name location Page Name location Page AC system i 164 Ignition coll. sss. ees BS ‘Alternator Bt ‘i Ignition switch Da Ash tray light 159 Ignition electronic module... B4 ‘Automatic transmission 2.0... 163 Ignition system, B21F-MPG ............ 187 Auxiliary air valve .. a3 Impulse relay . tral instruments: Back-up lights . C969 -B21F-Turbo 159 = Wagon +:D10, G10 -B23E 159 Balast resistor 1 BS Indicator lights’. 158 Battery ee eo 2BI Instrument connectors 158 Blower 164 Instrument lights 158 Brake failure switch . 5 158 Interior light ae 160 Brake lights c9, G8 Interval relay, wiper... Brake light switch cs ~Tail gate window wiper 163 Bulb failure sensor ..........G4 Buzzer 165 Lambda system 196 License plate light’. Carburetor solenoid Canada) F3 = Wagon Central lock ee 162 Light switch Cigarette lighter ca Clock : 158 Mirrors 166 Cold start injector Connectors, instrument 158 Overdrive solenoid, switch... 157 Constant idie Speed System 157 Oxygen sensor system 156 Control panel lights fon 159 Control pressure regulator ...A2 Parking lights, front. D1,61 Cruise control... .seseeeeeeve 165 Radio a 166 Delayed interior light tngge teas, 160) Rear demist .. 2.07 Distributor... aa Relay, upper/lower beam .... G3 Door switches 20200000. Remote starter pick-up ..... Rheostat, inst, lights 189 Electric cooling fan en sige ce 16M El heated rear window ......D7 Seat belt contro light: EL operated door mirrors 166 = Front... eeaCy Engine compartment light 159 Raat car ele ca Be Seat belt lock light... 88 Flasher unit... &7 Seat belt reminder... 165 Fuel gauge ..... : 198 Seat heater .. 07 Fuel pump a2 Senders, for gauges «0.0... 158 Fuel pump relay B2 Sensor, bulb failure ........ G4 Fuse box... 2 Ea Side mirrors ...... iota 166 Solenoid (carburetor, diesel). F3 Gear shift light ..... on 159 Spark plugs ....... sad Glove box light... G7 Starter motor Al Heater system 164 Horns Group 39 154 Winrg diagrams 1981 Master winng diagram Zone Zone Name location Page Name location Page Switches: Tachometer ei 158 Back-up light Tail lights ca, 69 @ Manual transmission .....F7 = Wagon J)... ves B10, G10 @ Automatic transmission 163 Thermal time switch A2 Blower . 164 Trunk lid opener . 166 = Brake lig Trak light 8 ~ Brake failure : 188 Turn signal, front D161 = Door .. me -E3 — Rear . c9, Go = Hazard waming &7 Rear, wagon D10, G10 = fanition D4 = interior lights »- 160 Voltage regulator . 81 — Overdrive... e are 187 Voltage stabilizer... 158 = Pressure (Turbo) 2 ~ Rear demist . os Washer, tail gate window eee 163 ~ Seat belt 1A6.A7 = Windshield 39 = Seat heater vss... E7 = Window Its 161 = Tail gate wiper / washer 187 Wiper motor ~Trunk fd opener 166 = Tail gate window . : 163 = Turn signal F7 = Windshield 89 ~ Windshield wiper washer .. BB Group 39 Wring diagrams 1987 155 YO MAIN TERMINAL oxveen SENSOR (Gsarterv) TERMINAL ou 3 "on ret Poe RELAY EReauency vaLve Lambda-sond System B21F-MPG BET ve nn eau La Bees . Lambda-sond System B21F-Turbo oxvcen PL, PRESSURE SWITCH aay Litt Me b> ‘system Lambda-sond System er B21F Sat oe BE pemostr Group 29 156 Wing diagrams 1981 ‘Master vanng diagram Overcive. Constant dle Speed System. MPG ignuon, Desel [Bite aro ruse wo, 11 sellai-eTO OVERDRIVE CONTROL LIGHT ‘ovERDRIVE swiTcH (ow ceanswir LevER) = =p S0LEN019 yon ovekoaive | etack-4 Overdrive SalraH overpasve— ft SONAR er aa cag graren ae emg HS cy Seer Constant Idle ‘Speed System {CIS System) To TERMINAL 1 on Teuton eb" <—-—viese 16 To FUSE no, 1] —-—stue ree To micRn switch ——orage 1=—} Fo tteae 1 Spark Control Ignition System B21F-MPG piste (FJ le bask 16-408 ‘comrROL UNIT To BATTERY red TO MAIN TERMINAL <="? 1 sof : Diesel, ton uve EAD | L glow plug circuits Fo FUSE NO. 13 starr ipammeaamst ae row, sewer ober | trem 107 To iwermunent pete} foueeror 33 Group 39 Wining diagrams 1987 157 Master wiring diagram Instruments ; $ k semen / | \ ws 2 f T Dae a ; 1 rte tan tan te te a ever te eee 5 gel laet eek and | | ij rere i elle: {Line na 3 4 : iS = | S Z Witte) | + L 1 sens bag | Set ON ToNITION cone] g | = 2 worcaron 3 LIGHTS: tie esr at a4 ee es | i ae 5 oo gs gs ef a EE S & $€ Ss § ae s & & & EF ae 9S 8F 8 SSN eae eve ae oer Instrument connector ez Group 39 188 Wirng diagrams 1981 Master wiring diagram Instruments Additional instruments, B2 1F-Turbo ota feH}— tase TERMINAL SBA on INSTRUMENT LiGHT rneosat—ee"™™" = TERMINAL 15 ON 4 Blue FUEL PO RELAY red (8 To, TERMINAL 3 op 1 oie —I INSTRUMENT conttcror 32. >! fS5}—1 OL PRESSURE SENDER (LL PRESSURE SENDER e es wo oe Jo TERMINAL 10 peanut SHPAR MENT haaea a Control panel lights, ers Cnste very lights on accessories ae Group 39 Wiring diagrams 1981 159 Master winng diagram Inter fight Lnrertor Luci. sont SIDE athe Interior light BRiveR's SDE Rear interior light, ‘wagon ro ruse no. 8 aTeRe DA ve8 SBE area To, Terotna. 2 on oot —— Dior Delayed interior light Skctoue DRIVER'S SIDE DOOR SWITCH, PASS, SIDE—— 10 Jo SEAT BELT REMINDER ictetant—— Peet Tht tro Time: BELAY Group 39 160 Wiring diagrams 1981 ‘Sarter Master wiring diagram Window tts (i 20-fSS} 22008 16 ed 16 16. rotoR. MINDOW DRiVveR'S sine ql t a, Window lifts, ¢ 2-door | pe = rer fo : eet BEM. Wo Be ion Ten io Pia aro 1 a oe Window lifts, 4-door a ty erzenm stent near se rao so; ett Rron REDS Eon Sana, Group 39 Wiring dlagrams 1981 161 Masi ig diagram o_Temmrnar 9 ow Tis TeImEN conitcron $3, RELAY: TO UNLOCK RELAY: To Lock. Central lock, eet aetinat ee 2-door SurTeH Lerr rear Fron FRONT DOOR SwITEH Key swrTeH To TERMINAL 9 on RELAY: TO UMLOCK INSTRUMENT cowEcToR 31 RELAY: To Lock Central lock, LEFT rai LEFT RuoHT Riou FRONT CATE REAR REAR FRONT oon SWITEM KEY swITeH Look morons Group 39 162. Wing diagrams 1981 Tail gate window wiper, wagon iin utPER cua automatic transmission foro {paste 0 om E168 Group 39 Wiring diagrams 1981 163 Master wiring diagram Heater blower, A/C. @f cooing fan To FUSE No, To FUSE WO, 3: 20807 Heater blower cuyten_ con SoLENO pe TO TERMINALS ON INSTRUMENT CONNECTOR 31 Air conditioning Om Endy oem, aarteR) Electric cooling fan Group 39 164 Winng diagrams 1987 ‘Master wiring diagram Cruise contro, seat belt reminder system, pass. seat heater OFF {fs OW Cruise control eff pesume sate Le om. SANBEauy ov ——= 0 ree wo, 16 3g Bena nae FO Sol —wicte-med—em ro ruse wo. 4 HI genes} bese iw, FRowT IND, tigi ® or Seat belt reminder system hite-biast- TO DOOR SWITCH Driver's SIDE = sitar. Temninat 87 on Pass. seat heater, TINDOM CaP Reva vettow grven 26 i ro ruse no, toa — as {Gna ties REAR C16. LIGHTER J § pare, Sp} — snk 2 —] Ea waakin pass. SeaT HEATER a tet x Group 39 Wiring diagrams 1987 165 maoi0 Tol ties 1S bak 0 ‘ i CONST +O arom SEES — groom TO FUSE NO, B i i To FUSE NO. 8 so| ote atte To Fuse WO. 1 POW ANT} rt — $$}. ro — — — — Foote chte SB welts voupereMcR, LF-0} — shite} — ora LEFT DOOR feign oor” 7m yaaa ‘ers Radio/ antenna pee aun Taek swrren To Temminat Bt 5 Om RADIO Feber To FUSE No, 1 —e—bzani—t Electric trunk lid opener To TRUONG LiGiT eR cron) o Fuse wo, 1] SHITOM LEFT RRO Tota LET nuRo T 5 Electrically operated oy ce el ea - ew side mirrors Group 39 166 Winrg diagrams 1981 National Institute for ‘AUTOMOTIVE. SERVICE. ENCELLENCE VOLVO SUPPORTS VOLUNTARY ‘MECHANIC CERTIFICATION ‘BY THEN IAS E (USA ny) Index Air conditioning 114 Alternator 6 Ambient temperature gauge 82 Back-up lights: = DL, GL, manual transmission ........... 50 = DL, GL, automatic transmission ......._ 56 =GLE, GLT, Coupe, manual transmission 52 = GLE, Coupe, automatic transmission. 58 = Wagon, manual transmission ... 54 Wagon, automatic transmission 60 Brake failure warming system 90 Brake lights: =DL, GL .... 44 -GLE, GLT, Coupe 46 = Wagon 48 Bulb failure warming system 88 Buzzer, key and light warning 94 Central lock: = 4/5-door 130 = Coupe . 134 Cigarette lighter 86 Clock 84 Constant Idle Speed (CIS) System: = B21F, B21F-MPG... i 30 - 821F-Turbo 32 ~B28F i 34 Cruise control 138 Delayed interior light 66 Demist, rear 118 Diesel ........ - 10 Engine compartment light 70 Electrically operated side mirrors 124 Electric cooling fan 144 Fuel injection system: = B21F " 12 - 828F 14 Glove box light 72 Glow plugs 10 Hazard warning flashers 96 Heater Blower ...secssecsseseeenne 112 Horn .. i 100 Ignition system: ~B21A (Canada) ~ 82 1F, B21F-Turbo (breakerless) ~ 821F-MPG (computer controlled) - B28F Ignition key and light warning buzzer Instrument cluster i Instrument lights, lights on controls Interior light Rear, wagon = Delayed ~ Coupe Lemode-sond loxygen sensor system = B21F = B21F-Turbo = B26F ...... License plate lights = parking ights Light warning buzzer Master wiring diagrams ...... Mirrors, electrically operated Oil pressure gauge Overdrive ‘Oxygen sensor = Lambda-sond system Parking lights: = DL, GL = GLE, GLT, Coupe = Wagon Radio, antenna Rear demist Rear interior light, wagon ‘Seat belt warning system Seat heater: = Driver's seat = Passenger seat ... Tail gate window wiper and washer: = with interval relay without interval relay Tail fights: DL, GL... = GLE, GLT, Coupe. = Wagon Trunk light Tum signals, hazard warning flashers ~ Wagon ees Voltmeter Window lifts: = 2-door .. = 4-door on Windshield wiper and washer 153 124 78 110 38 40 42 142 118 64 92 120 122 10 106 108 38 42 70 96 98 80 126 128 102 @ VOLVO °

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