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Home >> Jeep >> 2003 >> Wrangler L6-4.0L VIN S >> Repair and Diagnosis >> Powertrain Management >> Relays and Modules - Powertrain Management >> Relays and Modules - Computers and Control Systems >> Body Control Module >> Testing and Inspection >> Symptom Related Diagnostic Procedures >> Rear Deffoger Relay Open
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Rear Deffoger Relay Open

Test 1 - 3:




Test 4 - 7:






SYMPTOM
REAR DEFFOGER RELAY OPEN

POSSIBLE CAUSES
- Fused B+ CKT shorted to ground
- Rear defogger relay output CKT short to ground
- Fuse #2 open
- Fused B+ circuit open
- Rear window defogger relay
- Rear window defogger relay control short to ground
- PDC
- Instrument cluster
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