TEST
ACTION
APPLICABILITY
4
Turn the ignition off.
Disconnect the Left Headlamp harness connector.
Disconnect the Front Control Module.
Turn the ignition on.
Measure the voltage of the Left High Beam Driver circuit.
Is the voltage below 1.0 volt?
All
Yes
→ Go To 5
No
→ Repair the Left High Beam Driver circuit for a short to voltage.
Perform BODY VERIFICATION TEST - VER 1.
5
Turn the ignition off.
Turn the Headlamps off.
Install a substitute Headlamp Bulb in place of the Left Headlamp Bulb.
Turn the ignition on.
With the DRB, erase the Front Control Module DTC’s.
Turn the headlamps on.
Switch the headlamps between high beam and low beam several times, pausing for
5 seconds in each position.
With the DRB, read Front Control Module DTC’s.
Does the DRB display this DTC?
All
Yes
→ Go To 6
No
→ Replace the original Left Headlamp Bulb.
Perform BODY VERIFICATION TEST - VER 1.
6
Turn the ignition off.
Inspect the wiring and connectors associated with the Left High Beam Driver circuit.
Were any problems found?
All
Yes
→ Repair as necessary.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Replace the Front Control Module.
Perform BODY VERIFICATION TEST - VER 1.
7
Turn the ignition off.
NOTE: Visually inspect the related wiring harness and circuits. Look for
any chafed, pierced, pinched, or partially broken wires.
NOTE: Visually inspect the related wiring harness connectors. Look for
broken, bent, pushed out, or corroded terminals.
Note: Refer to any Technical Service Bulletins (TSB) that may apply.
Were any problems found?
All
Yes
→ Repair as necessary.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Test Complete.
589
EXTERIOR LIGHTING
LEFT HIGH BEAM HEADLAMP CIRCUIT SHORTED TO VOLTAGE —
Continued