Fault symptom

Fault symptom

Fault symptom	Fault diagnosis schedule	Action, see
Fuses blow	Checking the fuses
Theft alarm complete malfunction No contact with ISAT	Checking voltage supply and ground
No contact with theft alarm control module from ISAT	Checking data link connector
The starter motor does not function Fuse 36 blows Alarm does not sound when activated Starter motor runs at different ignition switch positions	Checking starter interlock +50
The alarm does not sound when the ignition is turned on Fuse 19 blows	Checking ignition +15
Fuse 20 for central lock blows Alarm cannot be activated/deactivated	Checking signal from central lock
Doors disconnected from alarm LED flashes during delay period	Checking door switches
Alarm is not tripped when hood is opened and alarm is activated	Checking hood switch
Alarm cannot be activated/deactivated with key in the tailgate	Checking tailgate lock
Tailgate disconnected from alarm LED flashes during delay period.	Checking luggage compartment lighting switch
LED does not light	Checking LED
The flashers are constantly lit	Checking direction indicators
The horn sounds continuously	Checking horn