Vehicle Theft Security System

SYMPTOM
* VTSS SYSTEM PROBLEMS

POSSIBLE CAUSES
- Engine does not run
- Defective horn relay
- Horn relay control circuit open
- CCD bus (+) circuit open
- CCD bus (-) circuit open
- BCM not NS premium with VTSS
- NO hood ajar switch
- PCM doesn't communicate
- Door locks inoperative from key cylinder switch
- Driver door lock switch connector ground circuit open
- Passenger door lock switch connector ground circuit open
- Passenger door locks inoperative from key cylinder switch
- Passenger door switch MUX circuit shorted to battery
- Driver door key cylinder switch connector ground circuit open
- Driver door lock switch MUX circuit open
- Driver door switch MUX circuit open at BCM connector
- Driver door switch MUX shorted to battery
- Driver door switch MUX circuit shorted to battery
- Liftgate key cylinder switch connector ground circuit open
- Liftgate switch MUX circuit open at BCM connector
- Liftgate switch MUX shorted to battery
- Passenger door key cylinder switch connector circuit ground circuit open
- Passenger door lock switch MUX circuit open
- Passenger door switch MUX circuit open at BCM connector
- Passenger door switch MUX shorted to battery
- 20 engine starts not logged
- BCM inoperative
- Defective driver door lock switch
- Defective passenger door lock switch
- Driver door key cylinder switch defective
- Driver door switch MUX circuit to BCM open
- Fused ignition switch circuit open
- Fused ignition switch output
- Hood ajar sense circuit shorted to ground
- Hood ajar switch defective
- Hood ajar switch sense circuit open
- Horn ground circuit open
- Horn relay fused B(+) circuit open
- Horn relay output circuit open
- Horn relay output shorted to ground
- Information center circuit board defective
- Information center fused B(+) circuit open
- Inoperative horn
- Junction block defective
- Liftgate key cylinder switch defective
- Liftgate switch MUX circuit to BCM open
- Open hood ajar switch
- Open lamp driver circuit
- Passenger door key cylinder switch defective
- Passenger door switch MUX circuit to BCM open
- VTSS indicator lamp defective
- VTSS indicator lamp does not light
- VTSS lamp driver circuit shorted to ground
- VTSS status disarmed
- VTSS status failure