Diagnosis And Testing - Headlamp Switch
WARNING:
ON VEHICLES EQUIPPED WITH AIR-BAGS, REFER TO AIR BAG RESTRAINT SYSTEMS
BEFORE ATTEMPTING ANY STEERING WHEEL, STEERING COLUMN, OR INSTRUMENT PANEL COMPONENT DIAGNOSIS OR SERVICE. FAILURE TO TAKE THE PROPER PRECAUTIONS COULD RESULT IN ACCIDENTAL AIRBAG DEPLOYMENT AND POSSIBLE PERSONAL INJURY.
- Remove the headlamp switch. (Refer to HEADLAMP SWITCH - REMOVAL ).
- Using an ohmmeter, test for continuity between the terminals of the switch as shown in the Headlamp Switch Continuity table. See HEADLAMP SWITCH CONTINUITY .
- If test results are not obtained as shown in the Headlamp Switch Continuity table, replace the headlamp switch.
For circuit descriptions and diagrams, refer to the appropriate wiring information.
HEADLAMP SWITCH CONTINUITY
| SWITCH POSITION | CONTINUITY BETWEEN |
|---|---|
| OFF | PIN 2 AND 4, PIN 1 AND 14 |
| PARK | PIN 3 AND 4 |
| HEAD | PIN 4 AND 6 |
| FOG LAMP | PIN 5 AND 4 |
| INTERIOR LAMPS DIMMER | PIN 12 AND 9, PIN 1 AND 14, PIN 1 AND 8 |
| PARADE | PIN 1 AND 14, PIN 12 AND 9 |
| DOME | PIN 1 AND 8, PIN 1 AND 14, PIN 10 AND 9 |
| CARGO | PIN 1 AND 14, PIN 1 AND 8, PIN 10 AND 9, PIN 11 AND 9 |