|
Electrical check of ABS/EDL/TCS/ESP ITT Mark 20 IE
Test table (test steps 17 - 28)
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Switch to measuring range:
Voltage measurement (20 V =) in test step 17, resistance measurement (200 ω)/(20 M ω)in test step 17a
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Test step
|
V.A.G 1598 sockets
|
Item tested
|
▪ Test conditions
- Additional operations
|
Specification
|
Measures for deviations from specification
|
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17
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-
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Voltage supply for steering angle sender -G85
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▪ Ignition switched off
Disconnect connection from steering angle sender -G85
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- Disconnect multi-pin connection T47 from control unit -J104
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- Check wiring between contact T6a/4 and connector contact T6a/1 of steering angle sender -G85
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10.0 - 14.5 V
|
- Check wiring using current flow diagram
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=> Current flow diagrams, Electrical fault finding and Fitting locations binder
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Test step 17: Continued on next page.
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Continuation of test step 17
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Test step
|
V.A.G 1598 sockets
|
Item tested
|
▪ Test conditions
- Additional operations
|
Specification
|
Measures for deviations from specification
|
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17
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-
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Voltage supply for steering angle sender -G85
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- Ignition switched on
Check wiring between contact T6a/5 and connector contact T6a/1 of steering angle sender -G85
|
10.0 - 14.5 V
|
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- Check wiring using current flow diagram
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=> Current flow diagrams, Electrical fault finding and Fitting locations binder
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Test step 17a: On next page.
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Continuation of test step 17a
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Test step
|
V.A.G 1598 sockets
|
Item tested
|
▪ Test conditions
- Additional operations
|
Specification
|
Measures for deviations from specification
|
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17a
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-
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Wiring for steering angle sender -G85
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▪ Set to measuring range 200 ω
Connect test box V.A.G 1598/33
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- Check wiring for open circuit between steering angle sender -G85- and control unit -J104- multi-pin connector
|
max. 1.5 ω
|
- Check wiring using current flow diagram
=> Current flow diagrams, Electrical fault finding and Fitting locations binder
|
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Test step 17a: On next page.
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Continuation of test step 17a
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Test step
|
V.A.G 1598 sockets
|
Item tested
|
▪ Test conditions
- Additional operations
|
Specification
|
Measures for deviations from specification
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17a
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Wiring for steering angle sender -G85
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▪ Set to measuring range 20 M ω
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- Remove fuse SB 8
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- Check wiring for short circuit to positive or earth
|
∞ ω
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- Check wiring using current flow diagram
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=> Current flow diagrams, Electrical fault finding and Fitting locations binder
|
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|---|
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Switch to measuring range:
Resistance measurement (200 ω/20 M ω)
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Test step
|
V.A.G 1598 sockets
|
Item tested
|
▪ Test conditions
- Additional operations
|
Specification
|
Measures for deviations from specification
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18
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-
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Wiring for lateral acceleration sensor -G200
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▪ Ignition switched off
▪ Set to measuring range 200 ω
Disconnect connection from lateral acceleration sensor -G200
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- Disconnect multi-pin connection T47 from control unit -J104
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- Connect test box V.A.G 1598/33
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- Check wiring for open circuit between lateral acceleration sensor -G200- multi-pin connector and control unit -J104- multi-pin connector
|
max. 1.5 ω
|
- Check wiring using current flow diagram
=> Current flow diagrams, Electrical fault finding and Fitting locations binder
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Test step 18: Continued on next page.
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|---|
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Continuation of test step 18
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Test step
|
V.A.G 1598 sockets
|
Item tested
|
▪ Test conditions
- Additional operations
|
Specification
|
Measures for deviations from specification
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▪ Set to measuring range 20 M ω
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- Remove fuse SB 8
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- Check wiring for short circuit to positive or earth
|
∞ ω
|
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- Check wiring using current flow diagram
|
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=> Current flow diagrams, Electrical fault finding and Fitting locations binder
|
|
Switch to measuring range:
Resistance measurement (200 ω/20 M ω)
|
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Test step
|
V.A.G 1598 sockets
|
Item tested
|
▪ Test conditions
- Additional operations
|
Specification
|
Measures for deviations from specification
|
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19
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-
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Wiring for yaw rate sender -G202
|
▪ Ignition switched off
▪ Set to measuring range 200 ω
Disconnect connection from yaw rate sender -G202
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- Disconnect multi-pin connection T47 from control unit -J104
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- Connect test box V.A.G 1598/33
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- Check wiring for open circuit between yaw rate sender -G202- multi-pin connector and control unit -J104- multi-pin connector
|
max. 1.5 ω
|
- Check wiring using current flow diagram
=> Current flow diagrams, Electrical fault finding and Fitting locations binder
|
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Test step 19: Continued on next page.
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Continuation of test step 19
|
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Test step
|
V.A.G 1598 sockets
|
Item tested
|
▪ Test conditions
- Additional operations
|
Specification
|
Measures for deviations from specification
|
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▪ Set to measuring range 20 M ω
|
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- Remove fuse SB 8
|
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- Check wiring for short circuit to positive or earth
|
∞ ω
|
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- Check wiring using current flow diagram
|
|
|
|
|
|
|
=> Current flow diagrams, Electrical fault finding and Fitting locations binder
|
|
Switch to measuring range:
Resistance measurement (200 ω/20 M ω)
|
|
Test step
|
V.A.G 1598 sockets
|
Item tested
|
▪ Test conditions
- Additional operations
|
Specification
|
Measures for deviations from specification
|
|
20
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-
|
Wiring for brake pressure sender 1 -G201
|
▪ Ignition switched off
▪ Set to measuring range 200 ω
Disconnect connection from brake pressure sender 1 -G201
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- Disconnect multi-pin connection T47 from control unit -J104
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- Connect test box V.A.G 1598/33
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- Check wiring for open circuit between brake pressure sender 1 -G201- multi-pin connector and control unit -J104- multi-pin connector
|
max. 1.5 ω
|
- Check wiring using current flow diagram
=> Current flow diagrams, Electrical fault finding and Fitting locations binder
|
|
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Test step 20: Continued on next page.
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|---|
|
Continuation of test step 20
|
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Test step
|
V.A.G 1598 sockets
|
Item tested
|
▪ Test conditions
- Additional operations
|
Specification
|
Measures for deviations from specification
|
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|
▪ Set to measuring range 20 M ω
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- Remove fuse SB 8
|
|
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|
|
- Check wiring for short circuit to positive or earth
|
∞ ω
|
|
|
|
|
|
|
|
- Check wiring using current flow diagram
|
|
|
|
|
|
|
=> Current flow diagrams, Electrical fault finding and Fitting locations binder
|
|
|
|---|
|
Switch to measuring range:
Resistance measurement (200 ω/20 M ω)
|
|
Test step
|
V.A.G 1598 sockets
|
Item tested
|
▪ Test conditions
- Additional operations
|
Specification
|
Measures for deviations from specification
|
|
21
|
-
|
Wiring for brake pressure sender 2 -G214
|
▪ Ignition switched off
▪ Set to measuring range 200 ω
Disconnect connection from brake pressure sender 2 -G214
|
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- Disconnect multi-pin connection T47 from control unit -J104
|
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- Connect test box V.A.G 1598/33
|
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|
|
- Check wiring for open circuit between brake pressure sender 2 -G214- multi-pin connector and control unit -J104- multi-pin connector
|
max. 1.5 ω
|
- Check wiring using current flow diagram
=> Current flow diagrams, Electrical fault finding and Fitting locations binder
|
|
|
|
|
|
Test step 21: Continued on next page.
|
|
Continuation of test step 21
|
|
Test step
|
V.A.G 1598 sockets
|
Item tested
|
▪ Test conditions
- Additional operations
|
Specification
|
Measures for deviations from specification
|
|
|
|
|
▪ Set to measuring range 20 M ω
|
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|
|
|
- Remove fuse SB 8
|
|
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|
|
|
|
- Check wiring for short circuit to positive or earth
|
∞ ω
|
|
|
|
|
|
|
|
- Check wiring using current flow diagram
|
|
|
|
|
|
|
=> Current flow diagrams, Electrical fault finding and Fitting locations binder
|
|
Switch to measuring range:
Resistance measurement (200 ω/20 M ω)
|
|
Test step
|
V.A.G 1598 sockets
|
Item tested
|
▪ Test conditions
- Additional operations
|
Specification
|
Measures for deviations from specification
|
|
22
|
-
|
Wiring for brake pressure solenoid -N247
|
▪ Ignition switched off
▪ Set to measuring range 200 ω
Separate multi-pin connection T5 on brake servo
|
|
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|
|
- Disconnect multi-pin connection T47 from control unit -J104
|
|
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|
- Connect test box V.A.G 1598/33
|
|
|
|
|
|
|
- Check wiring for open circuit between connector T5 for brake pressure solenoid -N247- and control unit -J104- multi-pin connector
|
max. 1.5 ω
|
- Check wiring using current flow diagram
=> Current flow diagrams, Electrical fault finding and Fitting locations binder
|
|
|
|
|
|
Test step 22: Continued on next page.
|
|
|
|---|
|
Continuation of test step 22
|
|
Test step
|
V.A.G 1598 sockets
|
Item tested
|
▪ Test conditions
- Additional operations
|
Specification
|
Measures for deviations from specification
|
|
|
|
|
- Reconnect multi-pin connector T5 on brake servo
Separate multi-pin connection T14
|
|
|
|
|
|
|
- Check contacts 7 and 8 to brake pressure solenoid valve -N247- in multi-pin connector T14
|
1.0...4.0 kω
|
- Renew brake servo of specifications are not achieved
|
|
|
|
|
|
Test step 22: Continued on next page.
|
|
Continuation of test step 22
|
|
Test step
|
V.A.G 1598 sockets
|
Item tested
|
▪ Test conditions
- Additional operations
|
Specification
|
Measures for deviations from specification
|
|
|
|
|
▪ Set to measuring range 20 M ω
|
|
|
|
|
|
|
- Remove fuse SB 8
|
|
|
|
|
|
|
- Check wiring for short circuit to positive or earth
|
∞ ω
|
|
|
|
|
|
|
|
- Check wiring using current flow diagram
|
|
|
|
|
|
|
=> Current flow diagrams, Electrical fault finding and Fitting locations binder
|
|
|
|---|
|
Switch to measuring range:
Resistance measurement (200 ω/20 M ω)
|
|
Test step
|
V.A.G 1598 sockets
|
Item tested
|
▪ Test conditions
- Additional operations
|
Specification
|
Measures for deviations from specification
|
|
23
|
-
|
Wiring for brake pressure solenoid trip switch -F84
|
▪ Ignition switched off
▪ Set to measuring range 200 ω
Disconnect multi-pin connection T5 on brake servo
|
|
|
|
|
|
|
- Disconnect multi-pin connection T47 from control unit -J104
|
|
|
|
|
|
|
- Connect test box V.A.G 1598/33
|
|
|
|
|
|
|
- Check wiring for open circuit between multi-pin connector T5 for brake pressure solenoid trip switch -F84- and control unit -J104- multi-pin connector
|
max. 1.5 ω
|
- Check wiring using current flow diagram
=> Current flow diagrams, Electrical fault finding and Fitting locations binder
|
|
|
|
|
|
Test step 23: Continued on next page.
|
|
|
|---|
|
Continuation of test step 23
|
|
Test step
|
V.A.G 1598 sockets
|
Item tested
|
▪ Test conditions
- Additional operations
|
Specification
|
Measures for deviations from specification
|
|
|
|
|
▪ Set to measuring range 20 M ω
|
|
|
|
|
|
|
- Remove fuse SB 8
|
|
|
|
|
|
|
- Check wiring for short circuit to positive or earth
|
∞ ω
|
|
|
|
|
|
|
|
- Check wiring using current flow diagram
|
|
|
|
|
|
|
=> Current flow diagrams, Electrical fault finding and Fitting locations binder
|
|
Switch to measuring range:
Resistance measurement (200 ω/20 M ω)
|
|
Test step
|
V.A.G 1598 sockets
|
Item tested
|
▪ Test conditions
- Additional operations
|
Specification
|
Measures for deviations from specification
|
|
24
|
19 or 20
|
Data bus wiring
|
▪ Ignition switched off
▪ Set to measuring range 200 ω
|
|
|
|
|
|
|
- Disconnect multi-pin connection from a control unit which is connected via data bus wiring:
|
|
|
|
|
|
|
- Connect test box V.A.G 1598/33
|
|
|
|
|
|
|
- Check data bus wiring for open circuit
|
max. 1.5 ω
|
- Check wiring using current flow diagram
=> Current flow diagrams, Electrical fault finding and Fitting locations binder
|
|
|
|
|
|
Test step 24: Continued on next page
|
|
Continuation of test step 24
|
|
Test step
|
V.A.G 1598 sockets
|
Item tested
|
▪ Test conditions
- Additional operations
|
Specification
|
Measures for deviations from specification
|
|
|
|
|
▪ Set to measuring range 20 M ω
|
|
|
|
|
|
|
- Remove fuse SB 8
|
|
|
|
|
|
|
- Check wiring for short circuit to positive or earth
|
∞ ω
|
|
|
|
|
|
|
|
- Check wiring using current flow diagram
|
|
|
|
|
|
|
=> Current flow diagrams, Electrical fault finding and Fitting locations binder
|
|
|
|---|
|
Switch to measuring range:
Voltage measurement (20 V =)
|
|
Test step
|
V.A.G 1598 sockets
|
Item tested
|
▪ Test conditions
- Additional operations
|
Specification
|
Measures for deviations from specification
|
|
25
|
-
|
Voltage supply for V.A.G 1551, connector T161)
|
▪ Ignition switched off
Connect multimeter V.A.G 1526 to connector T161)using adapter set V.A.G 1594
|
10.0 -14.5 V
|
|
|
|
|
|
|
|
- Check wiring using current flow diagram
|
|
|
|
|
|
|
=> Current flow diagrams, Electrical fault finding and Fitting locations binder
|
1)
Diagnosis connection contact assignment =>Page 01-406
|
|
|---|
|
Switch to measuring range:
Resistance measurement 200 ω
|
|
Test step
|
V.A.G 1598 sockets
|
Item tested
|
▪ Test conditions
- Additional operations
|
Specification
|
Measures for deviations from specification
|
|
26
|
-
|
Resistance of K wire for V.A.G 1551, connector T161)
|
▪ Ignition switched off
Disconnect multi-pin connection from control unit -J104
|
max. 1.5 ω
|
- Check wiring using current flow diagram
|
|
|
|
|
|
|
=> Current flow diagrams, Electrical fault finding and Fitting locations binder
|
|
|
|
|
- Connect test box V.A.G 1598/33
|
|
|
|
|
|
|
- Connect multimeter V.A.G 1526 to contacts T16/71) and T47/39 of multi-pin connectors from control unit -J104- using cables from adapter set V.A.G 1594
|
|
|
1)
Diagnosis connection contact assignment =>Page 01-406
|
|
|---|
|
Switch to measuring range:
Resistance measurement (200 ω)
|
|
Test step
|
V.A.G 1598 sockets
|
Item tested
|
▪ Test conditions
- Additional operations
|
Specification
|
Measures for deviations from specification
|
|
27
|
2 + 30
|
Coding bridge
|
▪ Ignition switched off
|
0.0 -1.0 ω
|
|
|
|
8 + 21
|
Coding bridge
|
▪ Ignition switched off
|
0.0 -1.0 ω
|
|
|
|
|
|
|
|
- Check wiring using current flow diagram
|
|
|
|
|
|
|
=> Current flow diagrams, Electrical fault finding and Fitting locations binder
|
|
Switch to measuring range:
Voltage measurement (20 V =)
|
|
Test step
|
V.A.G 1598 sockets
|
Item tested
|
▪ Test conditions
- Additional operations
|
Specification
|
Measures for deviations from specification
|
|
28
|
-
|
Voltage supply for brake light suppression relay -J508
|
▪ Ignition switched off
Pull brake light suppression relay -J508- off additional relay carrier
|
|
|
|
|
|
|
- Check wire between contact 6/85 on additional relay carrier of deactivating brake light relay -J508- and vehicle earth
|
10.0 - 14.5 V
|
|
|
|
|
|
|
|
- Check wiring using current flow diagram
|
|
|
|
|
|
|
=> Current flow diagrams, Electrical fault finding and Fitting locations binder
|
|
|
|
|
|
Test step 28: Continued on next page.
|
|
Continuation of test step 28
|
|
Test step
|
V.A.G 1598 sockets
|
Item tested
|
▪ Test conditions
- Additional operations
|
Specification
|
Measures for deviations from specification
|
|
28
|
|
|
▪ Ignition switched off
▪ Brake pedal not depressed
|
|
- Read measured value block =>Page 01-368
, Display group number 003
|
|
|
|
|
- Check wire between contact 2/30 on additional relay carrier of brake light suppression relay -J508- and vehicle earth
|
0.0 - 0.5 V
|
|
|
|
|
|
- Depress brake pedal
|
approx. battery voltage
|
- Adjusting brake light switch
=> Brake system; Repair group 46; Brake pedal - Assembly overview; Adjusting brake light switch
Check wiring using current flow diagram
|
|
|
|
|
|
|
=> Current flow diagrams, Electrical fault finding and Fitting locations binder
|
|
|
|
|
|
Test step 28a: Continued on next page.
|
|
|
|---|
|
Switch to measuring range:
Resistance measurement (200 ω/20 M ω)
|
|
Test step
|
V.A.G 1598 sockets
|
Item tested
|
▪ Test conditions
- Additional operations
|
Specification
|
Measures for deviations from specification
|
|
28a
|
-
|
Wiring for brake light suppression relay -J508
|
▪ Ignition switched off
▪ Set to measuring range 200 ω
Pull brake light suppression relay -J508 off additional relay carrier
|
|
|
|
|
|
|
- Disconnect multi-pin connection T47 from control unit -J104
|
|
|
|
|
|
|
- Connect test box V.A.G 1598/33
|
|
|
|
|
|
|
- Check wiring for open circuit between additional relay carrier of brake light suppression relay -J508 and multi-pin connector of control unit -J104:
|
max. 1.5 ω
|
- Check wiring using current flow diagram
=> Current flow diagrams, Electrical fault finding and Fitting locations binder
|
|
|
|
|
|
Test step 28a: Continued on next page.
|
|
Continuation of test step 28a
|
|
Switch to measuring range:
Resistance measurement (200 ω/20 M ω)
|
|
Test step
|
V.A.G 1598 sockets
|
Item tested
|
▪ Test conditions
- Additional operations
|
Specification
|
Measures for deviations from specification
|
|
28a
|
|
|
▪ Set to measuring range 20 M ω
|
|
|
|
|
|
|
- Remove fuse SB 8
|
|
|
|
|
|
|
- Check wiring for short circuit to positive or earth
|
∞ ω
|
|
|
|
|
|
|
|
- Check wiring using current flow diagram
|
|
|
|
|
|
|
=> Current flow diagrams, Electrical fault finding and Fitting locations binder
|
|
