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DTC B2388

id0902b2844800

DTC B2388 | Discharge headlight operating voltage out of range.
DETECTION CONDITION | Warning • Incorrect servicing of the discharge headlight control module could result in electrical shock. Before servicing the discharge headlight control module, always refer to "Discharge headlight service warnings". (See DISCHARGE HEADLIGHT SERVICE WARNINGS) • Discharge headlight operating voltage is outside specification (68V-112V) when inspected 3 minutes after illumination.
POSSIBLE CAUSE | • Discharge headlight bulb malfunction • Discharge headlight bulb life

Diagnostic procedure

STEP | INSPECTION | ACTION
--- | --- | ---
1 | INSPECT DISCHARGE HEADLIGHT BULB • Does discharge headlight illuminate normally? | Yes | After correcting fit, clear DTC and check DTC again after more then 3 minutes low beam on. • If DTC is displayed again, replace discharge headlight bulb. (See HEADLIGHT BULB REMOVAL/INSTALLATION)
No | Replace discharge headlight bulb. (See HEADLIGHT BULB REMOVAL/INSTALLATION)