Check transm.
plug Check ECU plug Check plug Check wiring Check air line Clean vehicle radiator Check load sensor
⇒ snapped in 1 ⇒ snapped in 2 connections 3 4 harness layout of accumulator ⇒ NOTE: only as option
⇒ clean radiator according
⇒ not damaged ⇒ not damaged ⇒ snapped in 5 charge valve 4 ⇒ position on load sensor
⇒ not damaged to vehicle manufacturer
⇒ sealed and no oxidation ⇒ not damaged ⇒ installation corresponds
⇒ no scuff marks specifications
⇒ sealed and no oxidation to pneumatic diagram Idling
⇒ correct cross-section Load sensor
lever
⇒ not damaged and
no chafing points
Idling Full load
1 2 3 4 5 6 Full load
mark mark
E S C - Full load Idling
Ecomat Service Check 7
mark mark
8 15 Key to drawing: Check starter inhibit
1 Transmission electrical power plug ⇒ Apply foot brake
13 2
2 ECU 18, ECU 46/47 C, ECU 146/147 plug ⇒ Apply parking brake
16 3 Retarder plug ⇒ Range selector in pos.
4 Accumulator plug “D” or “R”
7 5 Temperature sensor plug
⇒ Engine start not
10 6 11 6 Kickdown switch
possible O.K.
7 “Testman” connection plug
1 4 9 8 Range selector (push-button switch)
14
9 Dipstick (check oil level, oil condition)
10 Pedal brake valve for actuation of service
brake and continuously variable retarder
8 START
actuation via CAN Connect up TESTMAN
5 17
Check driveline 11 Accelerator pedal unit
⇒ cardan shaft 12 Retarder switch OFF - ON ⇒ Observe safety
screw connection 13 Vehicle power supply specifications
14 Pressure switch for NBS
7
15 Electronic control unit, ECU 18,
ECU 46/47 C, ECU 146/147
⇒ radial 3
play of 16 Retarder hand lever, electric
output flange 17 Speedo sensor
17 max. 0.8 mm %$" 9
Oil check at 80 °C Seal integrity check Error memory Test run Check oil at 30 °C TESTMAN check
⇒ transmission ⇒ read ⇒ START engine
9 ⇒ oil pipes, oil cooler ⇒ repeat test run if
TESTMAN check ⇒ max. 9 ⇒ with vehicle stationary
carry out during vehicle test
necessary idling ⇒ system check
⇒ Warm range { run
80 °C ⇒ delete speed ⇒ read error memory
⇒ shift quality ⇒ NBS
700 rpm ⇒ delete error memory
⇒ noises ⇒ retarder
⇒ vibrations ⇒ upshifts and downshifts
RES
Cold range
30°C {
ENT
in all load ranges
16 15 14 13 12 11 10
E S C - Ecomat Service Check
OEM: ...................................................................... Customer: ...............................................................
Vehicle type: ...........................................................
Location: ................................................................. Release/Name: .......................................................
Chassis no.: .........................................................................................................
Mileage (km): ......................................................................................................
Transmission parts list: ........................................................................................
Transmission no.: .................................................................................................
ECU parts list: .....................................................................................................
ECU no.: ..............................................................................................................
Has error memory been deleted? Yes No
Report / Notes / Special remarks:
Date: ....................... Place: ............................................... Signature: ...........................................
ZF Friedrichshafen AG Order no.: 4149 754 109
D-88038 Friedrichshafen, Service Werk 2
Tel.: +49 7541 77-0 · Fax: +49 7541 77-5726
