P2504 — Charging System Voltage High
Severity: Warning
Can you drive? With caution: limp mode possible, have it checked soon
Make: All makes (OBD-II standard)
| Meaning | Charging System Voltage High. |
| Family | Powertrain (P) |
Frequently asked questions
What does code P2504 mean?
Charging System Voltage High. Charging System Voltage High.
Can I keep driving with code P2504 active?
With caution: limp mode possible, have it checked soon
How do you fix code P2504?
Diagnosis starts from reading the live ECU parameters: the code points to the fault area, not to the part to replace. A vehicle-electronics specialist can test the component and clear the code after the repair.
Need help with this fault?
We are ECU specialists: diagnosis, file repair and remapping for cars, bikes, trucks and agricultural vehicles.
Contact usRelated codes
- P2500 — Generator Lamp/L-Terminal Circuit Low
- P2501 — Generator Lamp/L-Terminal Circuit High
- P2502 — Charging System Voltage
- P2503 — Charging System Voltage Low
- P2505 — ECM/PCM Power Input Signal
- P2506 — ECM/PCM Power Input Signal Range/Performance
- P2507 — ECM/PCM Power Input Signal Low
- P2508 — ECM/PCM Power Input Signal High
- P2509 — ECM/PCM Power Input Signal Intermittent
- P2510 — ECM/PCM Power Relay Sense Circuit Range/Performance
- P2511 — ECM/PCM Power Relay Sense Circuit Intermittent
- P2512 — Event Data Recorder Request Circuit/ Open