YMMS: 2019 Ford F-150 XL Jan 18, 2021

Engine: 3.3L Eng License:

VIN: Odometer:

ENGINE PERFORMANCE > 3.3L FLEX FUEL

Fig 1: 3.3L Flex Fuel, Engine Performance Circuit (1 of 10)

HOT AT ALL TIMES
HOT AT MICRO BODY CONTROL (LEFT CENTER OF DASH)
ALL TIMES MODULE (BCM) (IF EQUIPPED)
BATTERY (RIGHT KICK TRAILER BRAKE
JUNCTION PANEL)

HS1 CAN +
CONTROL

HS1 CAN -
FUSE BOX (BJB) MODULE (TBM)
76 (RIGHT SIDE

BPP
40A OF ENGINE

BOO FD
COMPT)
ECU FUSE FUSE
DRV 14 4
(PCM 10A 5A

12
26
C1035D

WAKEUP)
(FET)

VIO/RED
GRN/RED

1
21

10

9
C2280G

18
C2280F

C2280A

17
C2280C

13
C2280A
7
C2280G
GRN/RED

BLU

WHT

VIO/ORG

VIO/WHT
VIO/WHT

BRN/RED

VIO/RED

CBP04
(NOT
USED)
VDB04

VDB05

CCB08
CCB08
COMPUTER
DATA LINES
SYSTEM
1 GRY/BLU CBB38 GRY/BLU
VPWR 1
2 GRY/BLU CBB38 GRY/BLU
VPWR 2
3 YEL/ORG VE225 YEL/ORG
FPC 3
4
5
6
7 VIO/ORG CE436
WAKEUP
8 VIO/WHT CCB08 3 VIO/WHT
BPP
9 C211 GRN
4
10 GRN
5
11 WHT/GRN VE181
LIN COOLING FANS SYSTEM
12 WHT VDB05
HS1 CAN - COMPUTER DATA LINES SYSTEM
13 BLU/GRN CBB16 BLU/GRN
ISP-R 6
14 YEL/VIO CE226 YEL/VIO
FPRP 7
15 BLU/ORG CDC10 BRN/RED
GEN RC STARTING/CHARGING SYSTEM 8
16 GRY/BLU CBB38 GRY/BLU
VPWR 9
17
18 BRN/GRN
10
19 WHT/BRN CH302 YEL/VIO
ACCR AIR CONDITIONING SYSTEM 11
20 VIO/WHT
12
21
22 BLU/WHT CDC35
START STARTING/CHARGING SYSTEM
23 VIO/ORG CES09 VIO/ORG
BPS 13
24
25
26
27 BLU VDB04
HS1 CAN + COMPUTER DATA LINES SYSTEM
28
29 GRN/VIO RE226 GRN/VIO
FPRC 14
30
31
32
33
34 GRN/BLU CE114
CANV
35
36
37 YEL/VIO CR167
ENS SUPPLEMENTAL RESTRAINTS SYSTEM

38 BRN/GRN CET34 4 BRN/GRN

TOWS
39 C210
40
41
42
43 YEL/VIO RE407
SIG RTN
44 WHT/GRN CDC54
SMCS STARTING/CHARGING SYSTEM
45
46 BLK/YEL GD113 BLK/YEL
PWR GND G104
47 BLK/YEL GD113 S113 (RIGHT REAR OF
PWR GND
48 GRY/VIO CE420 ENGINE COMPT)
VMVCC
49 WHT/BLU CE170
GRN/BLU

ENG START SIG STARTING/CHARGING SYSTEM

GRY/VIO

50 GRN CDC15 SYSTEM

GEN L1
GRN

GRN

C1551B
POWERTRAIN CONTROL
MODULE (PCM)
23

12

8
C1591

(RIGHT REAR OF
ENGINE COMPT)
GRN/BLU
GRY/VIO

GRN

GRN
1

EVAP VAPOR EVAPORATIVE

BLOCKING EMISSION (EVAP)
VALVE CANISTER VENT VALVE
(ABOVE FUEL (UNDER LEFT
TANK ASSEMBLY) CENTER OF VEHICLE)
647848
Fig 2: 3.3L Flex Fuel, Engine Performance Circuit (2 of 10)
HOT W/
HOT AT RUN/START RELAY HOT AT
ALL TIMES ENERGIZED ALL TIMES
BATTERY
JUNCTION
BOX (BJB)
FUEL PCM POWER RELAY (RIGHT SIDE
PUMP
OF ENGINE
RELAY FUSE COMPT)
16
10A
FUSE FUSE FUSE FUSE
35 38 36 37
FUSE
20A 25A 10A 25A

5
50
30A

16
2

3
C1035C

50

C1035B

18
C1035C

35

38

36

37
C1035B
YEL/VIO

GRN/VIO

BLU

BLU/GRN

BLU/GRN

YEL/BLU

VIO/RED

GRY/BLU

GRY

GRN
POWER
DISTRIBUTION
SYSTEM

GRY/BLU
1 S176
GRY/BLU
2
YEL/ORG
3

GRN
4
GRN S116 GRN
5 1

BLU/GRN GRN
6 2
YEL/VIO
7
BRN/RED BRN/RED
8 3
GRY/BLU
9
VIO/RED
4
BRN/GRN BRN/GRN
10 5
YEL/VIO YEL/VIO
11 6
VIO/WHT VIO/WHT
12 7
VIO/ORG
8
YEL/BLU
9
VIO/ORG BLU 9 BLU BLU
13 10
S115 C139
(ENGINE COMPT
WIRING HARNESS,
NEAR BREAKOUT TO GRY
11
WINDSHIELD
WASHER PUMP MOTOR)

GRN/VIO
14

YEL/VIO
12

YEL/VIO
S111 13
(ENGINE COMPT WIRING HARNESS,
NEAR BREAKOUT TO G102) GRY
14
VIO/ORG
15
BRN/WHT
16
VIO/GRN
17
BRN/WHT

YEL/ORG

YEL/GRN
18
BLU
GRN/BLU

YEL/VIO

14
C1591

VIO/GRN

YEL/VIO
YEL/GRN
VIO/ORG

YEL/VIO

GRY
GRN/BLU

34

35
C316
YEL/VIO

COMPUTER
DATA LINES
SYSTEM
13

12
C146
6

7
C263

16

20
19
C146
GD480

CBK01
CE515
VE518

VE225
RE515
WHT/GRN

WHT/BRN
GRN/BLU
GRN/BLU

GRN/BLU

NCA
YEL/GRY

BLK
YEL/VIO

YEL/VIO

VIO/GRN

YEL/VIO
WHT/BRN
BRN/WHT

YEL/GRN
VIO/ORG
YEL/ORG
YEL/GRY

YEL/VIO

GRY

S410
1

BLK

BLU
12

13

10

BLK
NCA

NCA

NCA

NCA

8
7
6
5
4
3
2
1

1
2

1
3
HS3 CAN +

HS3 CAN -

FUEL SENDER 1

FUEL SENDER 1
RTN

FP RTN
FPM

FP PWR
GND
FPC

VPWR
FUEL

M G401
(ABOVE FUEL
TANK)
FUEL PUMP AIR CONDITIONING
FUEL PUMP & CONTROL MODULE (A/C) PRESSURE
SENDER UNIT (AT FUEL PUMP TRANSDUCER
INSTRUMENT PANEL (FUEL TANK ASSEMBLY) GENERATOR
(RIGHT FRONT OF
CLUSTER (IPC) ASSEMBLY) CURRENT SENSOR
ENGINE COMPT)
(ON BATTERY NEGATIVE
(-) TERMINAL)
647849
 9
8
7
6
5
4
3
2
1

18
17
16
15
14
13
12
11
10

647850
BLU

GRY
GRY
GRN
GRN

YEL/VIO
YEL/VIO
YEL/VIO
VIO/RED

YEL/BLU

VIO/ORG
VIO/ORG

VIO/GRN
YEL/GRN
VIO/WHT
BRN/RED

BRN/GRN

BRN/WHT
BLK/YEL
BLK/YEL
BLK/YEL BLK/YEL

G104
(RIGHT
BLK/YEL

ENGINE
REAR OF

COMPT)
S113
YEL/GRY
W/
FLOOR
SHIFTER

YEL/GRY 4
YEL/GRY
35
5A

YEL/GRY C2280A
FUSE

POWER
HOT W/ IGNITION
RELAY ENERGIZED

W/
SYSTEM

51
COLUMN
SHIFTER

52 BRN/WHT VE518
DISTRIBUTION

FPM
BODY

(BCM)

PANEL)
MODULE

53 GRY CET43 8 GRY

CONTROL

SST-U
(RIGHT KICK

C210

54
55 VIO/GRN VDC61
BCS2 ALT
56 YEL/ORG VE701
APP1
57 VIO/GRN VE922 YEL/GRY 1 BRN/WHT 1 NCA R/S
FTP
58
59 GRN/BLU CEC02 BRN/GRN 2 BRN/GRN 2 TOWS
NCA
FC1
60 YEL/BLU CE302
PCMRC
61 BLK/YEL GD113
PWR GND
62 BLK/YEL GD113 GRY 3 GRY 3 NCA SST-U
PWR GND
63
SHIFTER
W/ COLUMN

64
Fig 3: 3.3L Flex Fuel, Engine Performance Circuit (3 of 10)

65 GRN/VIO CET42 11 GRN/VIO 4 GRN/VIO 5 NCA SST-D

COLUMN SHIFTER

SST-D
(W/ COLUMN SHIFTER)

66 C210
67
68 BLU/WHT VE702 BRN/GRN YEL/VIO 5 YEL/VIO 4 NCA SIG RTN
APP2
69 VIO/ORG VH433 C219
ACPT
70 BRN/BLU LE230
VREF
71 BLU/GRY LE137 GRY
APPVREF2

(RIGHT REAR OF ENGINE COMPT)

72 YEL/GRN RE137

POWERTRAIN CONTROL MODULE (PCM)

APPRTN2
73 GRN/VIO
74
75 YEL/
76 BLK/YEL GD113 VIO 16 YEL/VIO
PWR GND
SST-U

77 BLK/YEL GD113 C210 GRY 4 GRY 9 NCA

PWR GND
78 YEL CDC12
SMC
79 GRN/VIO 2 VIO 10 NCA

SYSTEM
80
SST-D

CHARGING
STARTING/
81 GRY LE459
VREF
82 YEL/GRN LE424
SHIFTER
W/ FLOOR

VREF
83 YEL/VIO 5 YEL 8 NCA
84 GRN/BLU VE750
AAT
85
FLOOR SHIFTER

86 GRN/ORG LE136 BRN/GRN 1 BRN/GRN 5 NCA

(W/ FLOOR SHIFTER)

APPVREF1
87 VIO/GRN RE136
APPRTN1
88
(BASE OF SHIFT LEVER ASSEMBLY)

89 WHT/BLU CEC01 YEL/GRY 18 YEL/GRY 6 NCA

FC2
90 YEL/GRY CE465 C215
VSV
C1551B
TOW
HAUL
SWITCH

FANS
SYSTEM
COOLING
YEL/GRY
GRN/ORG
VIO/GRN
VIO/GRN
BRN/BLU
GRN/BLU
YEL/VIO
YEL/VIO
BLU/WHT
BLU/GRY
YEL/GRN
YEL/ORG
GRY
BLU
VIO/ORG
VIO/WHT
VIO/RED
BRN/RED
GRN
GRN

9
8
7
6
5
4
3
2
1

20
19
18
17
16
15
14
13
12
11
10
Fig 4: 3.3L Flex Fuel, Engine Performance Circuit (4 of 10)

HOT W/ RUN/START HOT AT HOT AT

(TOP OF BRAKE PEDAL ASSEMBLY) RELAY ENERGIZED ALL TIMES ALL TIMES
BRAKE PEDAL BATTERY
POSITION (BPP) SWITCH JUNCTION
BOX (BJB)
TRANSMISSION
(RIGHT SIDE
RELAY
OF ENGINE
FUSE FUSE COMPT)
13 82
10A 30A

1
FUSE
98

BLK

VIO/ORG

VIO/WHT

BRN/RED
15A

42
C1035B

48

32
C1035D
BLK/VIO

GRY/ORG

YEL/RED
C265
9

1
C263
G300
(LEFT "A" PILLAR)

VIO/ORG

VIO/WHT
G102
(RIGHT
FRONT SIDE
OF ENGINE
COMPT)

GRN
1

GRN GRN
2 1

BRN/RED
3

VIO/RED VIO/RED
4 2

VIO/WHT GRN
5 3
VIO/ORG YEL/RED
6 4
GRY/ORG
5
BLU BLU
7 6

GRY GRY
8 7
YEL/ORG
9
YEL/GRN
10
BLU/GRY
11
BLU/WHT
12
YEL/VIO YEL/VIO 1 YEL/VIO
13

YEL/VIO
14

GRN/BLU GRN/BLU 2 GRN/BLU

15
BRN/BLU C265
16
VIO/GRN
17
GRY
8
VIO/GRN
18
GRN/ORG
19

YEL/GRY
20
C610
A15

A14

GRN/ORG
BLU/WHT
BRN/BLU
VIO/GRN

YEL/GRN

YEL/ORG
BLU/GRY
GRN/BLU

VIO/GRN
YEL/VIO

YEL/VIO
C611

C1590
1

3
24

25
26
C1591

1
2

4
6

5
GRN/BLU

YEL/VIO
BRN/BLU
VIO/GRN
YEL/GRY

YEL/VIO

GRN/ORG
BLU/WHT

YEL/GRN

YEL/ORG
BLU/GRY

VIO/GRN
2

6
GRY
1

2
3

6
4

3
2

VACUUM FUEL TANK AMBIENT AIR

SOLENOID PRESSURE TEMPERATURE ACCELERATOR PEDAL
VALVE (VSV) (FTP) SENSOR (AAT) SENSOR POSITION (APP) SENSOR
(LEFT SIDE OF (FUEL TANK (LATE PRODUCTION) (TOP OF ACCELERATOR
ENGINE COMPT) ASSEMBLY) PEDAL ASSEMBLY)
RIGHT EXTERIOR
MIRROR
647851
 8
7
6
5
4
3
2
1

647852
BLU

GRY
GRY
GRN
GRN

VIO/RED

YEL/RED
GRY/ORG

S114
1 GRY 7 GRY
GRY

FLUID
2 GRY/YEL 1 GRY/YEL 7 GRY/YEL 1

TRANSMISSION

HEATER ENGINE
C146 C140 CET25 BLU/GRN 2
TSPC
CET16 WHT/BLU 3

COOLANT CONTROL VALVE

SSE
4
5
CET85 GRY/ORG 6
ATFPC

GRN
RET24 BRN/BLU 7
TR GND
8

C140
1
9

POWER DISTRIBUTION SYSTEM

VE731 YEL/GRN 10
HO2S12
11
NCA 4 WHT 12

GRN
13
NCA 3 GRN 14
15
NCA 1 BLU/WHT CE234 BLU/WHT 16
HTR22
17

HEATED OXYGEN

(IN LEFT EXHAUST

SENSOR (HO2S) 22
NCA 2 GRN 18

CATALYTIC CONVERTER)
CET05 BLU/GRN 19
SSA

S164
20
21
22
23
BLK/YEL 24

G104
(RIGHT
25

ENGINE
REAR OF

COMPT)
VE733 WHT 26
HO2S22
27
Fig 5: 3.3L Flex Fuel, Engine Performance Circuit (5 of 10)

28
6 BLK/YEL 16 BLK/YEL LE451 BRN/YEL 29
GND UO2SPC11
LE450 WHT 30
UO2SPC21

2 GRY/ORG 10 GRY/ORG 31
(RIGHT REAR OF ENGINE COMPT)

VPWR
32
POWERTRAIN CONTROL MODULE (PCM)

CETA7 GRY/YEL 33
TFHECCV
1 YEL/RED 9 YEL/RED CET07 GRY/ORG 34
VBATT SSC
C140 35
VET32 VIO/ORG 36

TRANSMISSION
TRP
4 GRY/ORG 37

FLUID AUXILIARY PUMP

ATFPC

(RIGHT SIDE OF TRANSMISSION)

VET33 WHT/ORG 38
TSS
5 YEL/GRY VET86 YEL/GRY 39
ATFPM ATFPM
40
41
VET27 BRN/YEL 42
TFT
NCA 4 YEL/GRN 43

NCA 3 WHT/ORG LE448 GRY/BLU 44

UO2SGREF11
LE449 VIO/GRN 45
UO2SGREF21
NCA 2 GRN CE236 GRY/VIO 46
UO2SHTR21
47

HEATED OXYGEN
SENSOR (HO2S) 12
(IN RIGHT EXHAUST
NCA 1 WHT/ORG 48

CATALYTIC CONVERTER)
CET06 GRN/BRN 49
SSB
LE111 VIO/GRN 50
TSS/OSS VPWR
RET04 YEL/ORG 51
OSS
C1551T
WHT/ORG
WHT/ORG
GRY
GRN
GRN
BLU
GRN
BRN/YEL
VIO/RED
GRY/BLU
GRN
BRN/BLU
WHT/BLU
BLU/GRN
BLU/GRN
GRY/ORG
VIO/ORG
WHT/ORG
WHT
VIO/GRN
GRY/VIO
BRN/YEL
GRN/BRN
VIO/GRN
YEL/ORG

9
8
7
6
5
4
3
2
1

25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
 9
8
7
6
5
4
3
2
1

25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10

647853
BLU

GRY
GRN
GRN
GRN
GRN
WHT

VIO/RED
GRY/VIO

VIO/ORG
VIO/GRN
VIO/GRN

BRN/YEL
GRY/BLU
BRN/YEL
YEL/ORG

BRN/BLU
BLU/GRN
BLU/GRN
GRY/ORG
GRN/BRN

WHT/BLU

WHT/ORG
WHT/ORG
WHT/ORG
52
53
54
55
56
57 GRN/WHT RE405 WHT/ORG 1
SIG RTN TSS
58
59 YEL/GRN VE826 2
UO2S11
60 WHT/GRN VE827
UO2S21
61 BLU/GRY 3
TCC
62
63 YEL/VIO CET09 VIO/ORG 4
LPC TRP

64 BRN/WHT CET08 GRN/WHT 5

SSD SIG RTN
65
66 BRN/YEL 6
TFT
67
68 BLU/GRN 7
TSPC
69
WHT/BLU 8
SSE
70
71 BLU/GRN 9
SSA
72
73 BRN/WHT 10
6R80 TRANSMISSION

SSD
74

(RIGHT REAR OF ENGINE COMPT)

75 BRN/BLU 11

POWERTRAIN CONTROL MODULE (PCM)

TR GND
76 GRN/BRN CE235
UO2SHTR11
77 WHT/ORG CE233 VIO/GRN 12
HTR12 TSS/OSS VPWR
78
79 BLU/GRY CET10 GRY/ORG 13
TCC SSC
80
81 GRN/BRN 14
SSB
82
Fig 6: 3.3L Flex Fuel, Engine Performance Circuit (6 of 10)

83 YEL/ORG 15
OSS
84 WHT/ORG RE731
SIGRTN
85 GRN RE733 YEL/VIO 16
SIGRTN LPC
86
87
88
89
90 GRY/VIO 5 NCA
C1551T
GRN 4 NCA

VIO/GRN 1 NCA
UNIVERSAL
(NEAR TOP OF

WHT 3 NCA
TRANSMISSION)

HEATED OXYGEN
SENSOR (HO2S) 21

WHT/GRN 2 NCA

6
(NOT USED)

4 BLU/ORG
GRN 4 NCA
3 BRN
GRN/BRN 5 NCA

GRY/BLU 1 NCA
UNIVERSAL

ELECTRONIC
5 YEL BRN/YEL 3 NCA
HEATED OXYGEN
(NEAR RIGHT SIDE

SENSOR (HO2S) 11
OF TRANSMISSION)

YEL/GRN 2 NCA

(ON THROTTLE BODY)

THROTTLE CONTROL (ETC)
2 BLU/GRN

1 YEL/VIO

M
YEL/VIO
BLU/ORG
GRY
BLU/GRN
YEL
BLU
VIO/RED
GRN
BRN

9
8
7
6
5
4
3
2
1
Fig 7: 3.3L Flex Fuel, Engine Performance Circuit (7 of 10)
(TOP LEFT FRONT (TOP RIGHT (TOP RIGHT (TOP LEFT FRONT
OF LEFT CYLINDER (LOWER LEFT REAR FRONT OF LEFT FRONT OF RIGHT OF RIGHT
(TOP LEFT REAR BANK) OF ENGINE) CYLINDER BANK) CYLINDER BANK) CYLINDER BANK)
OF ENGINE) VARIABLE CRANKSHAFT VARIABLE VARIABLE VARIABLE
EVAPORATIVE CAMSHAFT TIMING POSITION (CKP) CAMSHAFT TIMING CAMSHAFT TIMING CAMSHAFT TIMING
EMISSION (EVAP) BANK 2 SOLENOID 2 SENSOR BANK 2 SOLENOID 1 BANK 1 SOLENOID 2 BANK 1 SOLENOID 1
PURGE VALVE (VCT22) (VCT21) (VCT12) (VCT11)

2
3
1
1

2
GRN/BRN
GRY/VIO
YEL/VIO
GRN

WHT/BRN

GRN

BRN/VIO

GRN

YEL/GRY

GRN

WHT/ORG

GRN

VIO
S127
GRN
16
C139
GRN

BRN BRN
1 1
VIO
2
GRN/VIO
3

GRN
2

VIO/RED VIO/RED
3 4
YEL/VIO
5

YEL/GRY
6

BLU BLU
4 7

VIO/GRN
8
WHT/ORG
9

YEL
5
VIO/GRN
10
BLU/GRN BLU/GRN
6 11

GRY
12
WHT/VIO
13
GRY GRY 2 GRY GRY/BLU
7 14
BLU/ORG C139 S131
8
WHT/BRN
15
YEL/VIO
9

YEL/VIO
16

C139
4
CE412

CE266
CE443
RE226

RE135
RE134
LE238
LE423
LE134

LE111

LE235

BLK/YEL
BLK/GRN
WHT/VIO

GRY/BLU
GRN/VIO

YEL/VIO
GRN/BRN
BLU/ORG
GRN/VIO

VIO/GRN

GRN/VIO

VIO/GRN
BRN/VIO

GRY

GRY
GRY/VIO
YEL/VIO

S113
GRY

YEL

1
C1551E

BLK/YEL
106
107
108
109
110
111
112
113
114
115
116
117

118
119
120
121
122
123
124
125
126
TACM+
FVRRTN

INJ5
VCT22

SIG RTN
ETCRTN
VREF
VREF
ETCREF

VREF

VREF

FUEL OIL PRESSURE CABIN HEATER

INJECTION CONTROL COOLANT PUMP
G104
PUMP SOLENOID (TOP FRONT OF ENGINE)
(RIGHT
(TOP LEFT REAR (UPPER LEFT
REAR OF
OF ENGINE) FRONT OF
ENGINE
ENGINE BLOCK)
COMPT)
POWERTRAIN CONTROL MODULE (PCM)
647854 (RIGHT REAR OF ENGINE COMPT)
Fig 8: 3.3L Flex Fuel, Engine Performance Circuit (8 of 10)

(TOP REAR (LOWER LEFT SIDE

(TOP RIGHT (TOP OF INTAKE OF ENGINE) OF ENGINE BLOCK)
FRONT OF ENGINE) MANIFOLD ASSEMBLY) FUEL RAIL ENGINE OIL
DIFFERENTIAL MANIFOLD ABSOLUTE PRESSURE PRESSURE
PRESSURE FEEDBACK PRESSURE & (FRP) SENSOR (EOP) SENSOR
EXHAUST GAS TEMPERATURE
RECIRCULATION (MAPT) SENSOR
(EGR) SENSOR

SIG RTN

VREF
MAP

5
3

1
2
3
IAT

GRN/VIO
YEL/GRN

BLU/BRN

GRY
BLU/BRN
VIO/GRN
YEL/GRN 2
GRN/VIO 3

GRN/ORG 1

GRN/BRN 3

VIO/GRY 1

YEL/GRN 4

GRN/VIO 2

C1056
8
7

9
GRN/VIO
YEL/GRN

BLU/BRN
(ENGINE WIRING
HARNESS, NEAR
BREAKOUT TO
POWERTRAIN
CONTROL MODULE)
S156

VIO/GRN
1
S123

GRN/VIO
(ENGINE WIRING

YEL/GRN
HARNESS, NEAR
BREAKOUT TO
FUEL INJECTOR 4B)

YEL/GRN
2
BRN BRN
1 3
VIO VIO
2 4
GRN/VIO
3
BLU/BRN
5
GRN/BRN
6
GRN/WHT
7
BRN/GRN
8

VIO/RED VIO/RED
4 9
YEL/VIO
5
VIO/GRY
10
YEL/GRY YEL/GRY
6 11

BRN/BLU
12
BLU BLU
7 13
BRN/BLU
14
YEL/VIO
15
VIO/GRN VIO/GRN
8 16
WHT/ORG
9
GRN/ORG
17
GRY/YEL
18
GRN/VIO
19
WHT/GRN
20
BLU/GRN
21
VIO/GRN VIO/GRN
10 22
BLU/GRN BRN
11 23
GRN/VIO
24
GRY GRY
12 25
WHT/VIO
13
GRY/BLU
14

WHT/BRN WHT/BRN
15 26
GRN/VIO
27
VIO/BRN
28
YEL/BLU
29
YEL/VIO WHT/BRN
16 30
CMC24
CH307

CE306
CE308

CE206

CE263

CE304
CE426
CE226

CE422

CE307
VE804

VE761
VE727

VE707
VE706

VE711

VE821
RE209
RE207

RE324

RE144

RE405
LE143

LE144
WHT/GRN

GRN/WHT

WHT/ORG

WHT/BRN
GRN/BRN

GRN/BRN

BRN/GRN

BLU/GRN

BLU/GRN

WHT/VIO
BRN/BLU
BLU/BRN

BRN/BLU
GRY/BLU

GRN/VIO

GRN/VIO

GRN/VIO
GRY/YEL
VIO/BRN

YEL/BLU
YEL/VIO
YEL/VIO

YEL/VIO

BRN
GRY

C1551E
100
101
102
103
104
105
52
53
54
55
56
57
58
59
60
61
62
63

64
65
66
67
68
69

70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
MAP

CMP12

HCP

COP4B
COP6F

INJ5 RTN
INJ3 RTN
INJ2

EOP

FLPS
FRP
KS2-

CMP21
CMP11
CMP22
CKP

INJ2

COP2C
TACM-
FVR

OPC

SIG RTN

SIG RTN

VCT12

COP5D

POWERTRAIN CONTROL MODULE (PCM)

647855 (RIGHT REAR OF ENGINE COMPT)
Fig 9: 3.3L Flex Fuel, Engine Performance Circuit (9 of 10)
(REAR OF (REAR OF (REAR OF (REAR OF
(TOP REAR (TOP RIGHT RIGHT LEFT RIGHT LEFT
OF ENGINE) FRONT OF ENGINE) CYLINDER BANK) CYLINDER BANK) CYLINDER BANK) CYLINDER BANK)
FUEL RAIL ELECTRIC CAMSHAFT CAMSHAFT CAMSHAFT CAMSHAFT
PRESSURE EXHAUST GAS POSITION POSITION POSITION POSITION
TEMPERATURE RECIRCULATION BANK 1 BANK 2 BANK 1 BANK 2
(FRPT) SENSOR (EEGR) ASSEMBLY SENSOR 2 SENSOR 1 SENSOR 1 SENSOR 2
(CMP12) (CMP21) (CMP11) (CMP22)

3
4
1
2

5
4
2
1
3

3
1
2

2
3
1

1
3
2

2
3
1
BRN/BLU
GRN
GRY
BLU/BRN

BLU/BRN
WHT/VIO
BLU/GRN
BRN/YEL
VIO/GRN

VIO/GRN
GRN/BRN
BRN

BRN
VIO/GRN
GRN/VIO

BRN/BLU
VIO/GRN
VIO

VIO
VIO/GRN
YEL/VIO
S189
S150

BRN
(ENGINE WIRING
HARNESS, NEAR
BREAKOUT TO C139)

VIO
VIO/GRN
1
S124
(ENGINE COMPT WIRING

VIO/GRN
HARNESS, NEAR BREAKOUT TO
(ENGINE WIRING
INTAKE MANIFOLD RUNNER CONTROL
HARNESS, NEAR
BANK 1 (IMRC1) SENSOR)
BREAKOUT TO
BRN/YEL
COIL ON PLUG 5) 1
YEL/GRN YEL/GRN
2 2
BRN BRN
3 3
VIO VIO
4 4

BLU/BRN S1000 BLU/BRN

5 5
GRN/BRN
6
GRN/WHT GRN/WHT
7 6
BRN/GRN BRN/GRN
8 7
WHT/VIO
8
VIO/RED
9

VIO/GRY VIO/GRY
10 9
YEL/GRY YEL/GRY
11 10

BRN/BLU
12
BLU BLU
13 11
BRN/BLU
14
YEL/VIO
15
VIO/GRN
16
GRN
12
GRN/ORG GRN/ORG
17 13
GRY/YEL GRY/YEL
18 14
GRN/VIO GRN/VIO
19 15
WHT/GRN WHT/GRN
20 16
BLU/GRN BLU/GRN
21 17
VIO/GRN VIO/GRN
22 18
BRN
23
GRN/VIO
24
GRY WHT/VIO
25 19
BLU/GRN
20

BLU/ORG
21
WHT/BRN WHT/BRN
26 22
GRN/VIO
27
VIO/BRN
1 VIO/RED

28
YEL/BLU
29
WHT/BRN
C139

30
VIO
23
VIO

VIO
S133 S174
1 WHT/BRN

1 WHT/VIO

1 BLU/ORG
1 GRN/VIO
1 VIO/BRN

1 YEL/BLU
3 VIO

3 VIO

3 VIO

3 VIO

3 VIO

3 VIO

IGNITION IGNITION IGNITION IGNITION IGNITION IGNITION

COIL ON COIL ON COIL ON COIL ON COIL ON COIL ON
PLUG 5 PLUG 6 PLUG 4 PLUG 2 PLUG 1 PLUG 3

(TOP OF LEFT BANK VALVE COVER, ABOVE 4, 5 & 6 CYLINDERS) (TOP OF RIGHT BANK VALVE COVER, ABOVE 1, 2 & 3 CYLINDERS)

647856
Fig 10: 3.3L Flex Fuel, Engine Performance Circuit (10 of 10)
FUEL FUEL FUEL FUEL FUEL FUEL
(REAR OF RIGHT INJECTOR INJECTOR INJECTOR INJECTOR INJECTOR INJECTOR
(UNDER INTAKE
CYLINDER BANK) 2A 3A 5A 6A 1A 4A
MANIFOLD, REAR OF ENGINE)
CYLINDER HEAD
KNOCK SENSOR (KS)
TEMPERATURE
(CHT) SENSOR

2
1

1
2

1
2

2
1

1
2

1
2
BLK

TAN

TAN

BLK

GRY/YEL
BLU/ORG

GRN/VIO
VIO/GRY

WHT/GRN
BRN

GRN/WHT
BRN/VIO

YEL/BLU
GRN/BLU

BLU
YEL/ORG
2

1
GRN/WHT

BLU/GRY

C1056

C1055

C1056

C1055
4

2
BRN/GRN

BRN/BLU

VIO/ORG

WHT/BRN

4
3

1
2

3
4

2
1

5
6

5
6
GRY/YEL
BLU/ORG

GRN/VIO
VIO/GRY

WHT/GRN
BRN

GRN/WHT
BRN/VIO

YEL/BLU
GRN/BLU

BLU
YEL/ORG
CE208 YEL/ORG 1
INJ4
CE205 GRN/BLU 2
INJ1
3
CE421 VIO 4
VCT11
RE238 BLU/BRN 5
SIG RTN
6
7
VE712 BLU/GRY 8
CHT
RE323 WHT/BRN 9
KS1-
10
11
BRN/YEL VE818 BRN 12
1 TP1
YEL/GRN RE454 YEL/GRN 13
2 SIG RTN
BRN 14
3
VIO 15
4
16
BLU/BRN CE267 BLU/GRY 17
5 INJ6
CE264 YEL/VIO 18
INJ3
GRN/WHT RE164 BRN/YEL 19
6 EGR VCL -
BRN/GRN RE210 BRN/VIO 20
7 INJ6 RTN
WHT/VIO CE303 WHT/VIO 21
8 COP1A
RE208 BLU 22
INJ4 RTN
RE205 YEL/BLU 23
INJ1 RTN
VIO/GRY 24
9
YEL/GRY CE442 YEL/GRY 25
10 VCT21
26
27
BLU 28
11
29
VE801 VIO/ORG 30
KS1+

GRN VE728 GRN 31

12 FRT
GRN/ORG VE713 GRN/ORG 32
13 DPF
GRY/YEL 33
14
GRN/VIO 34
15
WHT/GRN 35
16
BLU/GRN 36
17
VIO/GRN 37
18

CE265 WHT 38
INJ4
WHT/VIO CE262 GRN 39
19 INJ1
BLU/GRN LE164 BLU/GRN 40
20 EGR VCH+
CE210 GRN/WHT 41
INJ6
BLU/ORG CE305 BLU/ORG 42
21 COP3E
WHT/BRN CE209 BRN 43
22 INJ5

CE207 VIO/GRY 44
INJ3
RE206 BLU/ORG 45
INJ2 RTN
CE113 WHT/BRN 46
EVAPCP
VIO RE143 VIO 47
23 SIG RTN
CBK01 BLU 48
VPWR FUEL
VE850 WHT/VIO 49
EGRVP
VE740 VIO/GRY 50
IAT
VE802 BRN/BLU 51
KS2+
S137 C1551E
BLU

(ENGINE WIRING HARNESS, POWERTRAIN CONTROL

NEAR BREAKOUT TO
BLU

MODULE (PCM)
MANIFOLD ABSOLUTE PRESSURE & (RIGHT REAR OF
S1001 TEMPERATURE (MAPT) SENSOR) ENGINE COMPT)
(ENGINE WIRING S1012
HARNESS, NEAR (ENGINE WIRING HARNESS,
BREAKOUT TO NEAR BREAKOUT TO
COIL ON PLUG 5) COIL ON PLUG 2)
BLU/GRN
BLU/GRY
VIO/GRN

YEL/VIO
WHT

GRN
BLU

BLU

BLU

BLU

BLU

BLU
1
2

2
1

2
1

1
2

2
1

2
1

FUEL FUEL FUEL FUEL FUEL FUEL

INJECTOR INJECTOR INJECTOR INJECTOR INJECTOR INJECTOR
5B 6B 4B 2B 3B 1B
647857