Volkswagen Workshop Service and Repair Manuals

Electrical and electronic components and their locations

1 -	Automatic gearbox control unit -J217-

q	Location → Fig.

q	Removing → Fig..

q	Installing → Fig.

q	The control unit transmits and receives data from the data bus.

q	If the control unit has been renewed, basic setting must be initiated → Chapter.

2 -	Engine control unit

q	Location and removing and installing → Fig..

q	The control unit transmits and receives data from the data bus.

q	If the control unit has been renewed, basic setting must be initiated → Chapter.

3 -	Dash panel insert with data bus diagnostic interface -J533-.

q	Selector lever position display

4 -	Diagnostic connection

q	Location → Fig.

5 -	Multifunction switch -F125-

q	Removing, installing and adjusting → Chapter.

q	Can be checked using “guided fault finding” of -VAS 5051-.

6 -	Intermediate shaft speed sender -G265-

q	Picks up a signal at gear A (intermediate speed).

q	Location: in gearbox.

q	Can be checked using “guided fault finding” of -VAS 5051-.

q	Removing and installing → Chapter

7 -	Vehicle speed sender -G68-

q	Measures gearbox output shaft speed (vehicle speed).

q	Location: in gearbox.

q	Can be checked using “guided fault finding” of -VAS 5051-.

q	Removing and installing → Chapter

8 -	Gearbox input speed sender -G182-

q	Measures gearbox input shaft speed (turbine shaft).

q	Location: in gearbox.

q	Can be checked using “guided fault finding” of -VAS 5051-.

q	Removing and installing → Chapter

9 -	Valve body

q	Location: in gearbox.

q	Removing and installing → Chapter

q	The solenoid valves -N88-, -N89-, -N90-, -N91-, -N92-, -N93-, -N281-, -N282- and -N283- are attached to the valve body → Chapter.

q	The valves can be checked using “guided fault finding” of -VAS 5051-.

10 -	Gearbox oil temperature sender -G93-

q	Location: in gearbox.

q	Can be checked using “guided fault finding” of -VAS 5051-.

q	As part, available only with gearbox wiring harness → Electronic parts catalogue “ETKA”.

q	Removing and installing → Chapter

11 -	Selector lever lock solenoid -N110-

q	Location and removing and installing → Chapter.

q	Can be checked using “guided fault finding” of -VAS 5051-.

12 -	Brake pressure switch -F270-

q	Location: switch is located on front wall, in brake line to front right brake calliper.

q	Signal can be checked using “guided fault finding” of -VAS 5051-.

13 -	Brake light switch -F-

q	Location and removing and installing → Fig..

q	Can be checked using “guided fault finding” of -VAS 5051-.

14 -	Starter inhibitor and reversing light relay -J226-

q	Location → Fig.

Location of automatic gearbox control unit -J217- The control unit -arrow- is located to right of centre in plenum chamber.

Automatic gearbox control unit -J217- Removing. –  Switch off ignition and open bonnet. –  Release multi-pin connector -arrow- and then pull multi-pin connector off control unit. –  Remove wiper arms and cowl panel → Electrical system; Rep. Gr.94.

–  Remove bolts. –  Remove control unit. –  Remove control unit.

Install automatic gearbox control unit -J217- Install in reverse order of removal. –  Fit multi-pin connector onto control unit -J217- pins -1- then lock multi-pin connector -2-. –  Carry out self-diagnosis and initiate basic setting → Chapter.

Engine control unit Location: control unit -2- is located in plenum chamber. Removing and installing control unit → Rep. Gr.24 or → Rep. Gr.25 of the corresponding engine code letter If engine control unit or gearbox control unit is renewed, the system must be restored to basic setting → Chapter.

Diagnostic connection Location: the diagnostic connection -arrow- is located behind the cover above the ashtray.

Brake light switch -F- Location: brake light switch -arrow- is located on pedal cluster. Removing and installing brake light switch → Brake systems; Rep. Gr.47.

Starter inhibitor and reversing light relay -J226- Location: relay is located on the relay plate on left behind dash panel. Relay is identified with the number -175-. Removing and installing dash panel trim → General body repairs, interior; Rep. Gr.70.