Error code
OBD2 P0623
OBD2P0623
Diagnostic Trouble Code· Standard OBD-II fault code read from the vehicle's onboard diagnostics.
What it means
Generator Lamp Control Circuit.
Severity
moderateCan drive, but should address the issue soon to prevent further problems.
Summary
P0623 indicates an issue with the generator control lamp circuit, which is part of the electrical system responsible for monitoring and controlling the charging system's warning light on the dashboard.
Common Causes
- Wiring issues
- Poor connection in the circuit
- Faulty bulb
Fixes
- Inspect and repair any damaged wiring or connections in the generator control lamp circuit. Replace the faulty bulb if necessary.
Not affiliated with OBD2. Answer summarized from the manufacturer's manual linked above; consult that source for the authoritative procedure.
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