FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
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VTSS System Problems

Test 1:




Test 2 - 7:




Test 8 - 13:




Test 14 - 20:




Test 21 - 26:




Test 27 - 32:




Test 33 - 37:




Test 38 - 42:




Test 43 - 48:




Test 49 - 54:




Test 55 - 61:




Test 62 - 67:




Test 68 - 73:




Test 74:




SYMPTOM
VTSS SYSTEM PROBLEMS

POSSIBLE CAUSES
- VTSS will not disarm
- Key-in ignition switch sense circuit open
- Key-in ignition switch sense ground circuit open
- Ignition switch open
- Headlamp B(+) circuit open
- Headlamp delay relay coil open
- Headlamp SW output circuit
- Junction block - fused B(+) open
- Junction block headlamp delay relay control open
- Headlamps come on test
- Horn relay control circuit below 10 V
- Horn relay control circuit open
- Horn relay control circuit relay defective
- BCM/VTSS disarm sense above 10.0 volts
- BCM/VTSS disarm sense circuit defective
- BCM - headlamp toggle function
- BCM - key-in sense failure
- BCM VTSS indicator lamp driver inoperative
- BCM/ FUSE #11 DEFECTIVE
- BCM/Voltage above 10 volts at cavity #6
- BCM/LF disarm voltage above 6.8
- BCM/RF disarm voltage above 6.8
- BCM/RF DR VTSS disarm circuit defective
- BCM/RF DR VTSS disarm sense above 10.0 volts
- 20 Engine starts not logged
- B(+) circuit open
- BCM fused IGN SW output greater than 5 ohms to GND
- Fuse defective
- Fused B (+) CKT horn relay cavity #6 voltage low
- Horn relay output circuit open
- Horn relay output circuit shorted to ground
- IGN CKT BCM ignition switch to junction block open
- IGN CKT BCM voltage below 10 V at cavity #6
- Ignition circuit BCM shorted to ground
- Left door key cylinder switch open
- Left door key cylinder switch shorted
- Left VTSS disarm sense ckt open
- Left door key cylinder switch lock below 6.8 volts
- Right door key cylinder switch lock below 6.8 volts
- Right door VTSS fused B (+) circuit open
- Right door VTSS disarm sense circuit shorted to ground
- Right door key cylinder switch open
- Right door key cylinder switch shorted
- Right VTSS disarm sense ckt open
- Trunk key cyl switch sense circuit inoperative
- Trunk key cylinder switch open
- Trunk key ground circuit open
- VTSS / defective junction block
- VTSS / inoperative BCM
- VTSS disarm sense circuit shorted to ground
- VTSS disarm sense circuit shorted to voltage
- VTSS disarm sense CKT RF DR shorted to voltage
- VTSS fused B (+) circuit open
- VTSS fused B(+) CKT no voltage at instrument cluster
- VTSS IND light driver CKT shorted to ground
- VTSS indicator light bad
- VTSS indicator light driver circuit open
- VTSS status disarmed