Checking the Alarm

Checking the alarm

Checking the connectors








- Ignition off
- Check the connectors for the siren, upper electronic control module and cable harness. Check for contact resistance and oxidation.
In particular, check for any damage
- Reinstall the components, reconnect the connectors etc.
- Ignition on.
Open the driver's door window. Lock the car using the remote control.
Wait 25 seconds until the vehicle has been alarmed. Trigger the alarm by extending your hand into the passenger compartment and opening the bonnet.

Other information:
- Siren, replacing Removal and Replacement
- To access the connector for the upper electronic module (UEM), see Upper electronic module (UEM) rear view / door mirror, replacing Upper Electronic Module (UEM)/Rearview Mirror, Replacing (for vehicles with structure week -201127)
- To access the connector, see: Rear electronic module (REM), replacing, B6324S5 Rear Electronic Module (REM), Replacing (for vehicles with structure week 201128-)
- Checking wiring and terminals Checking Wiring and Terminals.





Is the siren functioning?

Yes - FAULT FOUND

No - Checking components and wiring

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Checking components and wiring
Check that the fuses in the fusebox in the passenger compartment are intact.
Check the cable between the control module's and siren's connector for open-circuits and short circuits to ground.
Check the wiring from the fuse in the passenger compartment to siren connector terminal #1. Check for an open-circuit. Check for a short-circuit to ground.
Remedy as necessary.

Other information:
- Siren, replacing Removal and Replacement
- Checking wiring and terminals Checking Wiring and Terminals.









Continue - FAULT FOUND

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