PowertrainP2503
CautionSeverity: Caution - get it checked when you can
Charging system voltage is low
Key terms: Control module: a small computer that runs one part of the car · Powertrain: engine, transmission and emissions
1What it means in plain English
The engine or powertrain control system has stored a fault that does not have specific guidance in this database yet.
2Common causes
- Sensor or actuator fault
- Wiring or connector fault
- Vacuum or intake leak
- Fuel or ignition problem
- Control module fault
3Can I drive?
The electrical system may fail and the battery may go flat, risking a stall. If the battery or charging warning light is on, drive straight to a workshop.
This page gives general information. It is not professional advice. For a definite diagnosis and a repair quote, ask a qualified mechanic to inspect the car.
4Brand data 30
| Brand | Code | Description | System |
|---|---|---|---|
| Ashok Leyland CV | P2503 | No description available | Powertrain |
| BAIC Motor | P2503 | Charging System Voltage Low Brand | Powertrain |
| Mercedes-Benz | P2503 | No description available | Powertrain |
| BYD | P2503 | Charging System Voltage Low Brand | Powertrain |
| Chery | P2503 | Battery voltage too low Brand | Powertrain |
| Daewoo | P2503 | Charging System Voltage Low Brand | Powertrain |
| DFFS | P2503 | Charging System Voltage Low Brand | Powertrain |
| DFFX | P2503 | Charging System Voltage Low Brand | Powertrain |
| DFXK | P2503 | Charging System Voltage Low Brand | Powertrain |
| EOBD | P2503 | Ladesystemspenning lav Brand | Powertrain |
| Geely | P2503 | Charging System Voltage Low Brand | Powertrain |
| GM | P2503 | Charging System Voltage Low Brand | Powertrain |
| Great Wall | P2503 | Charging System Voltage Low Brand | Powertrain |
| Hafei | P2503 | Charging System Voltage Low Brand | Powertrain |
| Holden | P2503 | System Voltage Brand | Powertrain |
| Hyundai | P2503 | No description available | Powertrain |
| Land Rover | P2503 | No description available | Powertrain |
| Maserati | P2503 | Charging System Output Low Brand | Powertrain |
| Mitsubishi | P2503 | IG SW circuit Brand | Powertrain |
| Opel | P2503 | Charging System Voltage Low Brand | Powertrain |
| Peugeot | P2503 | No description available | Powertrain |
| Proton | P2503 | IG SW circuit Brand | Powertrain |
| Saab | P2503 | Charging System Voltage Low Brand | Powertrain |
| MG (SAIC) | P2503 | Charging System Voltage Low Brand | Powertrain |
| Smart | P2503 | No description available | Powertrain |
| Sprinter | P2503 | No description available | Powertrain |
| Subaru | P2503 | Alternator circuit low Brand | Powertrain |
| Tata | P2503 | Charging System Voltage Low Brand | Powertrain |
| Toyota | P2503 | Charging system voltage is low Brand | Powertrain |
| Volkswagen | P2503 | SAE: Charging System Voltage: Low Brand | Powertrain |
Legend: SAE is the generic J2012 description; Brand is text taken from that manufacturer’s data. Manufacturer rows keep the wording and language of the source data, and non-English text is tagged so screen readers pronounce it correctly.
5Extended variant codes 1
These 7-character codes are manufacturer-specific variants of P2503 and may be reported by some scan tools.
| Brand | Code | Description | System |
|---|---|---|---|
| SsangYong | P250300 | Faulty recognition of currently selected gear Brand | Powertrain |
6Related codes
Browse Pxxx codes or P250xx codes.