Checking Turn Signal Lamps
Checking turn signal lamps
Checking the function
Which of the side turn signal lamps are faulty?
- 1 The turn signal lamps on both sides
- 2 The left-hand side turn signal lamp
- 3 The right-hand side turn signal lamp.
Select the alternative corresponding to the fault.
1 - Checking the wiring
2 - Checking the wiring
3 - Checking the wiring
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Checking the wiring
- Check the VGLA control module connector for contact resistance and oxidation according to Checking wiring and terminals. Permanent fault Checking Wiring and Terminals. Permanent Fault.
Check passenger compartment fuse 8. If the fuse is blown, check the circuit after the fuse for a short-circuit to ground according to Checking wiring and terminals. Permanent fault Checking Wiring and Terminals. Permanent Fault. For further information about the circuit, see the relevant Wiring Diagram Service Manual.
Check the cable between passenger compartment fuse 8 and VGLA control module terminal #A26 (A26) for an open-circuit according to Checking wiring and terminals. Permanent fault Checking Wiring and Terminals. Permanent Fault.
Other information:
- To access and replace the control module see VGLA-control module VGLA-Control Module
- To connect the breakout box, see Connecting the breakout box, lock and alarm (VGLA) Connecting The Breakout Box, Lock And Alarm (VGLA).
Continue - Verification
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Checking the wiring
Check the VGLA control module connector for contact resistance and oxidation according to Checking wiring and terminals. Permanent fault Checking Wiring and Terminals. Permanent Fault.
Check the cable between VGLA control module terminal #A12 (A12) and passenger compartment fusebox terminal #G19 for an open-circuit according to Checking wiring and terminals. Permanent fault Checking Wiring and Terminals. Permanent Fault.
Other information:
- To access and replace the control module see VGLA-control module VGLA-Control Module
- To connect the breakout box, see Connecting the breakout box, lock and alarm (VGLA) Connecting The Breakout Box, Lock And Alarm (VGLA).
Continue - Verification
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Checking the wiring
Check the VGLA control module connector for contact resistance and oxidation according to Checking wiring and terminals. Permanent fault Checking Wiring and Terminals. Permanent Fault.
Check the cable between VGLA control module terminal #A13 (A13) and passenger compartment fusebox terminal #I21 for an open-circuit according to Checking wiring and terminals. Permanent fault Checking Wiring and Terminals. Permanent Fault.
Select Continue.
Other information:
- To access and replace the control module see VGLA-control module VGLA-Control Module
- To connect the breakout box, see Connecting the breakout box, lock and alarm (VGLA) Connecting The Breakout Box, Lock And Alarm (VGLA).
Continue - Verification
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Verification
Hint: After carrying out the repair check that the fault has been remedied as follows:
- Ignition off
- Reconnect the connectors, reinstall components etc.
- Ignition on.
Activate the turn signal lamps.
The turn signal lamps should light.
Is the function OK?
Yes - FAULT FOUND
No - Fault-tracing information
No Fault Found
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Fault-tracing information
Information
Fault-tracing information
The fault should have been detected and remedied. As this is not the case fault-tracing has failed.
Exit fault-tracing for this diagnostic trouble code (DTC) or make another attempt.
Do you want to exit fault-tracing?
Yes - Exit fault-tracing
No - Attempt New Test
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Attempt New Test - Checking the function
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