Overview of possible faults

Door(s) secured and terminal 15 on
Door lock barrel closed, activated longer than 60 s
Door lock barrel open, activated longer than 60 s
Door lock barrel closed Short to ground
Door lock barrel open Short to ground
Door lock barrel open/closed Short to ground
Button, central locking system closed Short to B+
Button, central locking system open short to B+
Button, central locking open/closed short to B+
Power failure, terminal 30 with active alarm system
Power failure during alarm output
Wrong door lock module
Door on left secured but not locked
Door on right secured but not locked
Control module faulty
Signal from airbag Short to B+
Signal from airbag Short to ground
Power window control Short to ground
Status lead, signal converter Short to B+
Status lead, signal converter Short to ground
W-lead (DME - immobilizer) interruption
Passenger compartment monitoring sensor, short to ground
W-lead (DME - immobilizer) short to B+
No terminal 86 S recognized
Variant fault (new coding required)
Transponder (re-teaching required)
Passenger compartment monitoring sensor Short to B+ or faulty
Passenger compartment monitoring sensor faulty
Signal converter faulty
Signal converter, coil fault
Transponder pill faulty or not present
Wrong key or wrong transponder pill
Switch, door secured on right
Switch, door secured on left
Servo motor, central locking system Short to B+