Volkswagen Golf / Golf GTI / Jetta. Manual — part 239

24-210

If the specifications are obtained:

If the specification is not obtained:

If the specification is obtained:

If the specification is not obtained:

- Connect multimeter to measure

voltage between terminal 1 and
Ground (GND).

Specification: at least 11.5 V

- Check wiring connections to fuse

holder for open circuit referring to
Electrical Wiring Diagrams.

Wire resistance: max. 1.5

- Connect multimeter to measure

voltage between terminal 2 and
Ground (GND).

- Switch on ignition.

Specification: at least 11.5 V

- Switch off ignition.

- Check wire for open circuit

between 4-pin connector terminal
2 and Fuel Pump (FP) Relay -
J17- referring to Electrical Wiring
Diagrams.

Wire resistance: max. 1.5

Additional signals, checking

24-211

If the specification is obtained:

- Remove wiper arms and cowl

panel:

Repair Manual, Electrical

Equipment; Repair Group 92

- Connect VAG 1598/31 test box to

control module wiring harness.
Engine Control Module (ECM) -
J220- remains disconnected.

- Check wiring for open circuit

between test box and 4-pin
connector referring to Electrical
Wiring Diagrams.

Terminal 3 and socket 55

Terminal 4 and socket 56

Wire resistance: max. 1.5

- Additionally check wiring for short

to one another, to vehicle Ground
(GND) and to battery positive.

Specification:

Additional signals, checking

24-212

If there is no Diagnostic Trouble Code (DTC) in

the wiring and the resistance measurement
values are OK.:

- Replace Motronic Engine Control Module (ECM)

-J220-

Page 24-173

.

- Check DTC memory, repair malfunctions if

necessary and then erase DTC memory

Page

01-23

.

- Erase learned values and adapt Motronic

Engine Control Module (ECM) -J220- again

Page 24-182

.

- Read readiness code

Page 01-146

. If DTC

memory has been erased or Motronic Engine
Control Module (ECM) -J220- was disconnected
from battery positive (B+), readiness code must
be generated again

Page 01-149

.

Additional signals, checking

24-213

Transmission Range signal,
checking

Vehicles with an automatic transmission

The Motronic Engine Control Module (ECM)

-J220- receives the following information
from the transmission control module:

Driving range selected (selector lever in

2/3/4/R/D)

or

No transmission range selected (selector

lever in P or N)

Additional signals, checking