Checking the Flashing Alarm Light

Checking the flashing alarm light

Checking the flashing alarm light
The alarm light is not functioning. This means that the headlamps and turn signal lamps do not light but that the alarm sound is heard from the horn.

Hint: Check that the headlamps and turn signal lamp function by switching them on and off.

Cause of fault:
- The alarm control module does not function
- Open-circuit or loose connections in the wiring between the alarm control module and the turn signal lamps
- Open-circuit or loose connections in the wiring between the alarm control module and the headlamps.
Check the cable terminals in the female and male sections of the connector. The cable terminals must not be damaged or pressed back.

Checking the headlamps
Check the alarm control module connectors. Check for loose connections, contact resistance and oxidation.
Check the cable between the alarm control module connector #B5 and the headlamps. Check for an open-circuit. Check for a short-circuit to ground.

Checking turn signal lamps
Check the alarm control module connectors. Check for loose connections, contact resistance and oxidation.
Check the cable between the alarm control module connector #B3 and the left turn signal lamps. Check for an open-circuit. Check for a short-circuit to ground.
Check the cable between the alarm control module connector #B2 and the right turn signal lamps. Check for an open-circuit. Check for a short-circuit to ground.
Remedy as necessary.

Other information
- For information about signals, see Signal specification, attack alarm control module Signal Specification, Attack Alarm Control Module
- To access or replace the alarm control module see Replacing the attack alarm control module Service and Repair
- For further information about the fuses and relays, see the Wiring Diagram
- Checking wiring and terminals Checking Wiring And Terminals.










Continue - Verification

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Verification




Verification

Verification

Hint: After carrying out the repair, check that the fault has been remedied.




- Press the alarm button below the steering column cover.
Check that the headlamps and turn signal lamps flash.
Check that a pulsing sound is heard from the horn.
The reset button is located in the cowl in the engine compartment.
The turn signal lamps and headlamps should stop flashing and the horn should fall silent.

Is the function OK?

Yes - VERIFIED

No - VERIFICATION FAILED

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VERIFIED - Fault Found

VERIFICATION FAILED - Fault-tracing information

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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 - FAULT-TRACING FAILED

No - Attempt New Test

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FAULT-TRACING FAILED - FAULT-TRACING FAILED

Attempt New Test - Checking the flashing alarm light

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