Volkswagen Workshop Service and Repair Manuals

Switch to voltage measuring range 20 V

Test step

V.A.G 1598/18 sockets

Test of

▪ Test conditions
- Additional operations

Specified value

Rectifying fault

1

23 + 1

Supply voltage from control unit -J217-

▪ Ignition switched on

approx. battery voltage

- Check wiring according to current flow diagram
Check wiring from contact 1 to earth
Check wiring from contact 23 to terminal 15 central electrics

2

29 + 15

Selector lever lock solenoid -N110-

▪ Ignition switched on
▪ Brake pedal not depressed

approx. battery voltage

- Check wiring according to current flow diagram

- Brake pedal depressed

0.2 V

- Renew selector lever lock solenoid

3

15 + 1

Brake light switch -F-

▪ Ignition switched on
▪ Brake pedal not depressed

0 V

- Check wiring according to current flow diagram
Renew and adjust brake light switch -F-

- Brake pedal depressed

approx. battery voltage

=> Repair group 01; Adjusting brake light switch

Switch to resistance measuring range 20 k ω

Test step

V.A.G 1598/18 sockets

Test of

▪ Test conditions
- Additional operations

Specified value

Rectifying fault

4

Throttle valve potentiometer -G69-1)

▪ Ignition switched off



Throttle pedal position:

- Check wiring according to current flow diagram
The resistance measurement will constantly change when operating accelerator from idling to full throttle

5 + 28

Idling min.
Idling max.

0.7 kω
1.8 kω

- Adjusting throttle valve potentiometer, renew if necessary

Full throttle min.
Full throttle max.

2.1 kω
3.9 kω

- Bring system to basic setting

5 + 50

Throttle valve potentiometer -G69-1)

Idling min.
Idling max.

2.1 kω
3.9 kω

Full throttle min.
Full throttle max.

0.7 kω
1.8 kω

Switch to resistance measuring range 200 ω

Test step

V.A.G 1598/18 sockets

Test of

▪ Test conditions
- Additional operations

Specified value

Rectifying fault

5

63 + 1

Multi-function switch -F125-

- Selector lever position R, N, D, 3 and 2

infinite ω1)

- Check wiring according to current flow diagram
Check connector on multi-function switch for contact corrosion, renew if necessary

- Selector lever position P and 1

0.8 to1 ω

- Renew multi-function switch -F125- ,
Fig. 9

40 + 1

- Selector lever position P, R, 2 and 1

infinite ω1)

Note:
from October 1995 the

- Selector lever position N, D and 3

0.8 to 1 ω

multi-function switch
(Part No.: 095 919 823 F)

62 + 1

- Selector lever position P, R, N and D

infinite ω1)

can only be checked by
measured value block

- Selector lever position 3, 2 and 1

0.8 to 1 ω

=> Page 01-50 .

18 + 1

Switch to voltage measuring range 20V

This multi-function switch wiring can only be checked

- Selector lever position P, R, and N

approx. battery voltage

according to

- Selector lever position D, 3, 2 and 1

0 V

current flow diagram.

Switch to resistance measuring range 200 ω

Test step

V.A.G 1598/18 sockets

Test of

▪ Test conditions
- Additional operations

Specified value

Rectifying fault

6

55 + 67

Solenoid valve 1 -N88-

▪ Ignition switched off

55 to 65 ω

55 + 1

infinite
ω1)

7

54 + 67

Solenoid valve 2 -N89-

▪ Ignition switched off

55 to 65 ω

- Check wiring according to current flow diagram

54 + 1

infinite
ω1)

8

9 + 67

Solenoid valve 3 -N90-

▪ Ignition switched off

55 to 65 ω

- Renew conductor strip or valve body

9 + 1

infinite
ω1)

=> Repair group 38; Removing and installing valve body

9

47 + 67

Solenoid valve 4 -N91-

▪ Ignition switched off

4.5 to 6.5 ω

47 + 1

infinite
ω1)

Switch to resistance measuring range 200 ω

Test step

V.A.G 1598/18 sockets

Test of

▪ Test conditions
- Additional operations

Specified value

Rectifying fault

10

56 + 67

Solenoid valve 5 -N92-

▪ Ignition switched off

55 to 65 ω

- Check wiring according to current flow diagram

56 + 1

infinite
ω1)

11

58 + 22

Solenoid valve 6 -N93-

▪ Ignition switched off

4.5 to 6.5 ω

- Renew conductor strip or valve body

58 + 1

infinite

=> Repair group 38; Removing and installing valve body

22 + 1

ω1)

12

10 + 67

Solenoid valve 7 -N94-

▪ Ignition switched off

55 to 65 ω

10 + 1

infinite
ω1)

13

23 + 29

Selector lever lock solenoid -N110-

▪ Ignition switched off

14 to 25 ω

- Check wiring according to current flow diagram

Switch to resistance measuring range 200 ω

Test step

V.A.G 1598/18 sockets

Test of

▪ Test conditions
- Additional operations

Specified value

Rectifying fault

14

1 + 16

Kickdown switch -F8-

▪ Ignition switched off

infinite ω1)

- Check routing of wiring on basis of current flow diagram

(cannot be checked on TDI engine)

▪ Accelerator not depressed

- Adjust accelerator cable or renew

- Depress accelerator as far as kickdown

less than 1.5 ω

Switch to resistance measuring range 2 Mω

Test step

V.A.G 1598/18 sockets

Test of

▪ Test conditions
- Additional operations

Specified value

Rectifying fault

15

6 + 67

Gearbox oil temperature sender -G93- (ATF)

▪ Ignition switched off

- Check wiring on basis of current flow diagram
Renew conductor strip or valve body => Page 01-18

▪ ATF temperature

approx. 20 °C

0.247 M ω

- Switch hand multimeter V.A.G 1526 to 200 K ω
approx. 60° C
approx. 120° C

48.8 K ω
7.4 K ω

Switch to resistance measuring range 20 K ω

Test step

V.A.G 1598/18 sockets

Test of

▪ Test conditions
- Additional operations

Specified value

Rectifying fault

16

20 + 65

Road speed sender -G68-

▪ Ignition switched off

- Check wiring on basis of current flow diagram

min.

0.8 Kω

- Renew road speed sender -G68- , Fig. 11

max.

0.9 K ω

17

21 + 66

Gearbox speed sender -G38-

▪ Ignition switched off

- Check wiring on basis of current flow diagram

min.

0.8 Kω

- Renew gearbox speed sender -G38- , Fig. 10

max.

0.9 K ω