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Home >> Jeep >> 2002 >> Grand Cherokee 2WD Laredo V8-4.7L >> Repair and Diagnosis >> A L L Diagnostic Trouble Codes ( DTC ) >> Testing and Inspection >> Manufacturer Code Charts >> Exterior Lighting >> High Beam Headlamps Will Not Turn On

High Beam Headlamps Will Not Turn On

Tests 1 - 4:




Tests 5 - 10:





SYMPTOM
HIGH BEAM HEADLAMPS WILL NOT TURN ON

POSSIBLE CAUSES
- Fused high beam relay output shorted to ground
- High beam relay output circuit open
- Open fused B(+)
- High beam relay
- Fuses
- High beam switch sense open
- High beam relay control circuit open
- BCM high beam control circuit
- BCM high beam switch sense open
- Jumper high beam switch sense to ground