Back-Up Lamp Problem

Test 654-658:

Test 659-663:

Test 664-667:

SYMPTOM:
BACK-UP LAMP PROBLEM

POSSIBLE CAUSES
- IGNITION SWITCH CIRCUIT ON TRS DEFECTIVE
- TRS DEFECTIVE (OPEN)
- TRS DEFECTIVE (REPLACEMENT)
- TRS CONNECTOR DAMAGED
- FUSED IGNITION SWITCH OUTPUT CIRCUIT TO TRS OPEN
- IGNITION SWITCH OUTPUT CKT OPEN BETWEEN TRS AND INLINE
- INTERNAL SHIFT SYSTEM COMPONENTS DAMAGED
- OTHER BACK-UP LAMP BULB DEFECTIVE
- REVERSE LAMP CIRCUIT OPEN
- REVERSE LAMP GROUND CIRCUIT OPEN
- REVERSE LAMP SENSE CIRCUIT OPEN
- REVERSE LAMP SENSE CIRCUIT SHORT TO FUSED IGNITION SWITCH OUTPUT
- REVERSE LAMP SENSE CIRCUIT SHORTED TO VOLTAGE
- SHIFTER, SHIFT CABLE, SHIFT LEVER DAMAGE