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Lighting System
HID Lamp System Troubleshooting
1. Check the No. 49 (20 A) or No. 52 (20 A) fuse in the
main under-hood fuse/relay box.
Are the fuses OK?
YES — Go to step 2.
NO — Replace the fuse (s), and recheck.
2. Substitute a known-good HID bulb and recheck.
Does the headlight low beam come on?
YES — Replace the HID bulb.
NO — Go to step 3.
3. Disconnect the 2P connector from the inverter unit.
4. Turn the combination light switch ON.
5. Measure the voltage between the No. 2 terminal of
the inverter unit 2P connector and body ground.
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7. Check for continuity between the No. 1 terminal of
the inverter unit 2P connector and body ground.
Is there continuity?
YES — Substitute a known-good inverter, and
recheck. If the symptom/indication goes away,
replace the original inverter unit.
NO — Repair open in the wire between the inverter
unit and body ground. If the wire is OK, check for
poor ground at G202 or G302.
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