Error code
OBD2 P2502
OBD2P2502
Diagnostic Trouble Code· Standard OBD-II fault code read from the vehicle's onboard diagnostics.
What it means
Charging System Voltage.
Severity
moderateCan drive but may experience electrical system issues and should address soon.
Summary
P2502 indicates an issue with the charging system voltage, typically related to problems in the wiring, alternator, or battery.
Common Causes
- Wiring issues
- Faulty alternator
- Battery problem
Fixes
FAQ
What does P2502 mean?
P2502 indicates a problem with the charging system voltage, often related to wiring issues, alternator failure, or battery problems.
Not affiliated with OBD2. Answer summarized from the manufacturer's manual linked above; consult that source for the authoritative procedure.
More OBD2 codes
- P2500Generator Lamp/L-Terminal Circuit Low
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- P2503Charging System Voltage Low
- P2504Charging System Voltage High
- P2505ECM/PCM Power Input Signal
- P2506ECM/PCM Power Input Signal Range/Performance
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- 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