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Home >> Jeep >> 2019 >> Renegade High Altitude, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1318 (Lamps/Lighting - Exterior (Service Information)) >> Diagnosis And Testing >> Exterior Lighting >> Headlamps

Exterior Lighting: Headlamps

WARNING: This page is about a different car, the 2020 Jeep Renegade. However, it is still accessible from the selected car via links, so may be relevant.
CONDITION POSSIBLE CAUSES CORRECTION
HEADLAMP DOES NOT ILLUMINATE 1. Ineffective or missing bulb. 1. Test and replace headlamp bulb if required.
2. Ineffective ground circuit. 2. Test and repair open headlamp ground circuit if required.
3. Ineffective feed circuit. 3. Test and repair open headlamp low beam or high beam feed circuit if required.
4. Ineffective headlamp switch. 4. Test and replace the headlamp switch if required.
5. Ineffective BCM inputs or outputs. 5. Use a diagnostic scan tool to test the BCM inputs and outputs. Refer to the appropriate diagnostic information.
HEADLAMP DOES NOT EXTINGUISH 1. Ineffective feed circuit. 1. Test and repair shorted headlamp low beam or high beam feed circuit if required.
2. Ineffective headlamp switch. 2. Test and replace the headlamp switch if required.
3. Ineffective BCM inputs or outputs. 3. Use a diagnostic scan tool to test the BCM inputs and outputs. Refer to the appropriate diagnostic information.
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