RAM 2500 Van V8-5.2L VIN Y (1998)
Cigarette Lighter: Testing and Inspection
WARNING: ON VEHICLES EQUIPPED WITH AIRBAGS, REFER TO AIRBAGS 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.
1. Check the fuse in the junction block. If OK, go to Step 3. If not OK, repair the shorted circuit or component as required and replace the faulty fuse.
2. Turn the ignition switch to the On position. Check for battery voltage at the fuse in the junction block. If OK, go to Step 4. If not OK, repair the
open circuit to the ignition switch as required.
3. Turn the ignition switch to the Off position. Remove the cigar lighter knob and element from the cigar lighter receptacle. Check for continuity
between the inside circumference of the cigar lighter receptacle and a good ground. There should be continuity If OK, go to Step 5. If not OK, go
to Step 6.
4. Turn the ignition switch to the On position. Check for battery voltage at the insulated contact located at the back of the cigar lighter receptacle. If
OK, replace the faulty cigar lighter knob and element. If not OK, go to Step 6.
5. Turn the ignition switch to the Off position. Disconnect and isolate the battery negative cable. Remove the instrument panel accessory switch plate.
Check for continuity between the ground circuit cavity of the cigar lighter wire harness connector and a good ground. There should be continuity If
OK, go to Step 7. If not OK, repair the open circuit to ground as required.
6. Connect the battery negative cable. Turn the ignition switch to the On position. Check for battery voltage at the fused ignition switch output
(run/accessory) circuit cavity of the cigar lighter wire harness connector. If OK, replace the faulty cigar lighter receptacle. If not OK, repair the
open circuit to the junction block fuse as required.
