Grand Cherokee 2WD V8-4.7L VIN J (2004)
Headlamp Switch: Testing and Inspection
Headlamp Leveling Switch
The following test is designed to diagnose a possible faulty headlamp leveling switch. Refer to the appropriate wiring information. The wiring
information includes wiring diagrams, proper wire and connector repair procedures, details of wire harness routing and retention, connector pin-out
information and location views for the various wire harness connectors, splices and grounds.
1. Disconnect and isolate the negative battery cable.
2. Remove the headlamp leveling switch from the instrument panel.
3. Disconnect the headlamp leveling switch electrical connector.
4. Using an Ohm meter and the table below, check the resistance between switch connector pins 1&2.
5. If the test results are not as indicated in the table, replace the switch. If test results are as indicated, the switch is OK at this time.
