Error code
OBD2 P2500
OBD2P2500
Diagnostic Trouble Code· Standard OBD-II fault code read from the vehicle's onboard diagnostics.
What it means
Generator Lamp/L-Terminal Circuit Low.
Severity
moderateCan drive but may experience electrical issues and battery drain over time.
Summary
P2500 indicates an issue with the alternator warning lamp or L-terminal circuit, which is part of the charging system.
Common Causes
- Wiring short to ground
- Faulty alternator
- Instrument panel malfunction
Fixes
FAQ
What does P2500 mean?
P2500 indicates a problem with the alternator warning lamp or L-terminal circuit, which is part of your vehicle's charging system.
Not affiliated with OBD2. Answer summarized from the manufacturer's manual linked above; consult that source for the authoritative procedure.
More OBD2 codes
- P2501Generator Lamp/L-Terminal Circuit High
- P2502Charging System Voltage
- P2503Charging System Voltage Low
- P2504Charging System Voltage High
- P2505ECM/PCM Power Input Signal
- P2506ECM/PCM Power Input Signal Range/Performance
- P2507ECM/PCM Power Input Signal Low
- P2508ECM/PCM Power Input Signal High
- P2509ECM/PCM Power Input Signal Intermittent
- P2510ECM/PCM Power Relay Sense Circuit Range/Performance
- P2511ECM/PCM Power Relay Sense Circuit Intermittent
- P2512Event Data Recorder Request Circuit/ Open