PowertrainP0629
SeriousSeverity: Serious - have it checked soon
Fuel Pump A Control Circuit High
Key terms: Control module: a small computer that runs one part of the car · SAE J2012: the standard generic code list · Powertrain: engine, transmission and emissions
1What it means in plain English
The engine computer or one of its output circuits has a fault.
2Common causes
- Engine control module fault
- Power or ground connection problem
- Low battery or charging voltage
- Wiring short or open circuit
- Software or memory fault
3Can I drive?
If the engine runs normally, drive carefully to a workshop for diagnosis. If it runs badly, stalls, or will not restart, have the car towed.
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 38
| Brand | Code | Description | System |
|---|---|---|---|
| Ashok Leyland CV | P0629 | Fuel Pump A Control Circuit High SAE | Powertrain |
| BAIC Motor | P0629 | Fuel Pump A Control Circuit High Brand | Powertrain |
| Mercedes-Benz | P0629 | Fuel Pump A Control Circuit High SAE | Powertrain |
| BYD | P0629 | Suction control valve high Brand | Powertrain |
| Chery | P0629 | Suction control valve high Brand | Powertrain |
| Daewoo | P0629 | Fuel Pump Relay Voltage High Brand | Powertrain |
| Daihatsu | P0629 | Fuel pump circuit short to battery Brand | Powertrain |
| DFFS | P0629 | Fuel Pump A Control Circuit High Brand | Powertrain |
| DFFX | P0629 | Suction control valve high Brand | Powertrain |
| DFXK | P0629 | Fuel Pump A Control Circuit High Brand | Powertrain |
| EOBD | P0629 | Bränslepump 'A' styrkrets hög Brand | Powertrain |
| Geely | P0629 | Suction control valve high Brand | Powertrain |
| GM | P0629 | Fuel Pump A Control Circuit High Brand | Powertrain |
| Great Wall | P0629 | Suction control valve high Brand | Powertrain |
| Hafei | P0629 | Suction control valve high Brand | Powertrain |
| Holden | P0629 | Fuel Pump Enable Circuit High Voltage Brand | Powertrain |
| Honda | P0629 | Fuel Pump A Control Circuit High SAE | Powertrain |
| Hyundai | P0629 | Fuel Pump A Control Circuit High SAE | Powertrain |
| Isuzu | P0629 | Fuel Pump A Control Circuit High SAE | Powertrain |
| Land Rover | P0629 | Fuel Pump A Control Circuit High SAE | Powertrain |
| Mahindra | P0629 | Fuel Pump A Control Circuit High SAE | Powertrain |
| Maserati | P0629 | Fuel Pump Control Circuit High Brand | Powertrain |
| Mitsubishi | P0629 | Suction control valve high Brand | Powertrain |
| Nissan | P0629 | Fuel Pump A Control Circuit High SAE | Powertrain |
| Opel | P0629 | Fuel Pump A Control Circuit High Brand | Powertrain |
| Perodua | P0629 | Fuel pump circuit short to battery Brand | Powertrain |
| Peugeot | P0629 | Fuel Pump A Control Circuit High SAE | Powertrain |
| Porsche | P0629 | EKP-Relais elektr. - max Brand | Powertrain |
| Proton | P0629 | Suction control valve high Brand | Powertrain |
| Saab | P0629 | Fuel Pump A Control Circuit High Brand | Powertrain |
| MG (SAIC) | P0629 | Fuel Pump A Control Circuit High Brand | Powertrain |
| Smart | P0629 | Fuel Pump A Control Circuit High SAE | Powertrain |
| Subaru | P0629 | Fuel Pump A Control Circuit High SAE | Powertrain |
| Suzuki | P0629 | Fuel Pump 'A' Control Circuit High Brand | Powertrain |
| SWM Motor | P0629 | Oil pump control circuit voltage too high Brand | Powertrain |
| Tata | P0629 | Fuel Pump" Brand | Powertrain |
| Toyota | P0629 | Fuel pump A control circuit short to power supply Brand | Powertrain |
| Volkswagen | P0629 | Fuel pump relay control circuit: short to plus; Defective 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 5
These 7-character codes are manufacturer-specific variants of P0629 and may be reported by some scan tools.
| Brand | Code | Description | System |
|---|---|---|---|
| Mercedes-Benz | P062900 | Der Ausgang für Kraftstoffpumpe hat Kurzschluss nach Plus. Brand | Powertrain |
| Sprinter | P062900 | No description available | Powertrain |
| SsangYong | P062900 | Low power counter battery circuit short Brand | Powertrain |
| Mercedes-Benz | P062912 | Der Ausgang für Kraftstoffpumpe hat Kurzschluss nach Plus. Brand | Powertrain |
| Sprinter | P062912 | No description available | Powertrain |
6Related codes
Browse Pxxx codes or P062xx codes.