Gearbox: Electrical test
Test table
Switch to voltage measuring range 20 V
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Test step
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V.A.G 1598/18 sockets
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Test of
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▪ Test conditions
- Additional operations
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Specified value
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Rectifying fault
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1
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23 + 1
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Supply voltage from control unit -J217-
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▪ Ignition switched on
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approx. battery voltage
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- Check wiring according to current flow diagram
Check wiring from contact 1 to earth
Check wiring from contact 23 to terminal 15 central electrics
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2
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29 + 15
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Selector lever lock solenoid -N110-
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▪ Ignition switched on
▪ Brake pedal not depressed
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approx. battery voltage
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- Check wiring according to current flow diagram
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- Brake pedal depressed
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0.2 V
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- Renew selector lever lock solenoid
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3
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15 + 1
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Brake light switch -F-
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▪ Ignition switched on
▪ Brake pedal not depressed
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0 V
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- Check wiring according to current flow diagram
Renew and adjust brake light switch -F-
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- Brake pedal depressed
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approx. battery voltage
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=> Repair group 01; Adjusting brake light switch
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Switch to resistance measuring range 20 k ω
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Test step
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V.A.G 1598/18 sockets
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Test of
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▪ Test conditions
- Additional operations
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Specified value
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Rectifying fault
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4
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Throttle valve potentiometer -G69-1)
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▪ Ignition switched off
Throttle pedal position:
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- Check wiring according to current flow diagram
The resistance measurement will constantly change when operating accelerator from idling to full throttle
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5 + 28
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Idling min.
Idling max.
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0.7 kω
1.8 kω
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- Adjusting throttle valve potentiometer, renew if necessary
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Full throttle min.
Full throttle max.
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2.1 kω
3.9 kω
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- Bring system to basic setting
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5 + 50
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Throttle valve potentiometer -G69-1)
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Idling min.
Idling max.
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2.1 kω
3.9 kω
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Full throttle min.
Full throttle max.
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0.7 kω
1.8 kω
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1)
Engine with Mono Motronic - Coolant temperature min. 80° C.- Cannot be checked on 6-cylinder engine, TDI engine or 4-cylinder engine with Simos injection and ignition system, the throttle valve potentiometer -G69- signal is directed via engine control unit to gearbox control unit and can only be checked by measured value block => Page 01-50
Switch to resistance measuring range 200 ω
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Test step
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V.A.G 1598/18 sockets
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Test of
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▪ Test conditions
- Additional operations
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Specified value
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Rectifying fault
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5
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63 + 1
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Multi-function switch -F125-
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- Selector lever position R, N, D, 3 and 2
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infinite ω1)
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- Check wiring according to current flow diagram
Check connector on multi-function switch for contact corrosion, renew if necessary
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- Selector lever position P and 1
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0.8 to1 ω
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- Renew multi-function switch -F125-
,
Fig. 9
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40 + 1
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- Selector lever position P, R, 2 and 1
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infinite ω1)
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Note:
from October 1995 the
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- Selector lever position N, D and 3
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0.8 to 1 ω
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multi-function switch
(Part No.: 095 919 823 F)
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62 + 1
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- Selector lever position P, R, N and D
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infinite ω1)
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can only be checked by
measured value block
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- Selector lever position 3, 2 and 1
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0.8 to 1 ω
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=> Page 01-50
.
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18 + 1
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Switch to voltage measuring range 20V
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This multi-function switch wiring can only be checked
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- Selector lever position P, R, and N
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approx. battery voltage
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according to
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- Selector lever position D, 3, 2 and 1
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0 V
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current flow diagram.
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1)
Switch V.A.G 1526 to highest ω range
Switch to resistance measuring range 200 ω
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Test step
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V.A.G 1598/18 sockets
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Test of
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▪ Test conditions
- Additional operations
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Specified value
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Rectifying fault
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6
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55 + 67
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Solenoid valve 1 -N88-
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▪ Ignition switched off
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55 to 65 ω
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55 + 1
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infinite
ω1)
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7
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54 + 67
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Solenoid valve 2 -N89-
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▪ Ignition switched off
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55 to 65 ω
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- Check wiring according to current flow diagram
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54 + 1
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infinite
ω1)
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8
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9 + 67
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Solenoid valve 3 -N90-
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▪ Ignition switched off
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55 to 65 ω
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- Renew conductor strip or valve body
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9 + 1
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infinite
ω1)
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=> Repair group 38; Removing and installing valve body
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9
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47 + 67
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Solenoid valve 4 -N91-
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▪ Ignition switched off
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4.5 to 6.5 ω
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47 + 1
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infinite
ω1)
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1)
Switch V.A.G 1526 to highest ωrange
Switch to resistance measuring range 200 ω
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Test step
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V.A.G 1598/18 sockets
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Test of
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▪ Test conditions
- Additional operations
|
Specified value
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Rectifying fault
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10
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56 + 67
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Solenoid valve 5 -N92-
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▪ Ignition switched off
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55 to 65 ω
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- Check wiring according to current flow diagram
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56 + 1
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infinite
ω1)
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11
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58 + 22
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Solenoid valve 6 -N93-
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▪ Ignition switched off
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4.5 to 6.5 ω
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- Renew conductor strip or valve body
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58 + 1
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infinite
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=> Repair group 38; Removing and installing valve body
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22 + 1
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ω1)
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12
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10 + 67
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Solenoid valve 7 -N94-
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▪ Ignition switched off
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55 to 65 ω
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10 + 1
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infinite
ω1)
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13
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23 + 29
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Selector lever lock solenoid -N110-
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▪ Ignition switched off
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14 to 25 ω
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- Check wiring according to current flow diagram
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1)
Switch V.A.G 1526 to highest ωrange
Switch to resistance measuring range 200 ω
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Test step
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V.A.G 1598/18 sockets
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Test of
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▪ Test conditions
- Additional operations
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Specified value
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Rectifying fault
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14
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1 + 16
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Kickdown switch -F8-
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▪ Ignition switched off
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infinite ω1)
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- Check routing of wiring on basis of current flow diagram
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(cannot be checked on TDI engine)
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▪ Accelerator not depressed
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- Adjust accelerator cable or renew
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- Depress accelerator as far as kickdown
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less than 1.5 ω
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1)
Switch V.A.G 1526 to highest ω range
Switch to resistance measuring range 2 Mω
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Test step
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V.A.G 1598/18 sockets
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Test of
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▪ Test conditions
- Additional operations
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Specified value
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Rectifying fault
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15
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6 + 67
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Gearbox oil temperature sender -G93- (ATF)
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▪ Ignition switched off
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- Check wiring on basis of current flow diagram
Renew conductor strip or valve body => Page 01-18
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▪ ATF temperature
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approx. 20 °C
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0.247 M ω
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- Switch hand multimeter V.A.G 1526 to 200 K ω
approx. 60° C
approx. 120° C
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48.8 K ω
7.4 K ω
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Switch to resistance measuring range 20 K ω
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Test step
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V.A.G 1598/18 sockets
|
Test of
|
▪ Test conditions
- Additional operations
|
Specified value
|
Rectifying fault
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16
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20 + 65
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Road speed sender -G68-
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▪ Ignition switched off
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- Check wiring on basis of current flow diagram
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min.
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0.8 Kω
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- Renew road speed sender -G68-
, Fig. 11
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max.
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0.9 K ω
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17
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21 + 66
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Gearbox speed sender -G38-
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▪ Ignition switched off
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- Check wiring on basis of current flow diagram
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min.
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0.8 Kω
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- Renew gearbox speed sender -G38-
, Fig. 10
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max.
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0.9 K ω
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