Headlamp: Testing and Inspection

Headlamp Diagnosis (Part 1 Of 3):

Headlamp Diagnosis (Part 2 Of 2):

Headlamp Diagnosis (Part 3 Of 3):

HEADLAMP UNIT
When a vehicle experiences problems with the headlamp system, verify the condition of the battery connections, charging system, headlamp bulbs, wire connectors, relay, high beam dimmer switch and headlamp switch. Refer to the appropriate wiring information. The wiring information includes wiring diagrams, proper wire and connector repair procedures, further details of wire harness routing and retention, as well as pin-out and location views for the various wire harness connectors, splices and grounds.