PowertrainP1912
CautionSeverity: Caution - get it checked when you can
Pressure sensor for brake boost (G294): short to plus; Open or short to ground
Key terms: Boost pressure: extra air pressure made by a turbo or supercharger · 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 braking system may be affected. Have it checked promptly; if the pedal feels abnormal, the car pulls when braking, or a brake warning light is on, stop safely.
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 18
| Brand | Code | Description | System |
|---|---|---|---|
| BAIC Motor | P1912 | Reverse Lamp Control Circuit High Brand | Powertrain |
| Mercedes-Benz | P1912 | No description available | Powertrain |
| Chery | P1912 | Motor Controller Bus Current Sensor Fault Brand | Powertrain |
| Daewoo | P1912 | VFS C Pressure Output Failed Low Brand | Powertrain |
| DFXK | P1912 | Discharging overcurrent fault: level 1 Brand | Powertrain |
| EOBD | P1912 | Bromsservotryckgivare Brand | Powertrain |
| Geely | P1912 | Brake vacuum sensor voltage signal over upper limit Brand | Powertrain |
| GM | P1912 | VFS C Pressure Output Failed Low Brand | Powertrain |
| Isuzu | P1912 | No description available | Powertrain |
| Land Rover | P1912 | Reverse Lamp Control Circuit High Brand | Powertrain |
| Mahindra | P1912 | No description available | Powertrain |
| Peugeot | P1912 | No description available | Powertrain |
| Porsche | P1912 | Drucksensor Bremskraftverstärker: oberer Grenzwert überschritten Brand | Powertrain |
| Saab | P1912 | VFS C Pressure Output Failed Low Brand | Powertrain |
| Smart | P1912 | No description available | Powertrain |
| Sprinter | P1912 | No description available | Powertrain |
| Tata | P1912 | No description available | Powertrain |
| Volkswagen | P1912 | Pressure sensor for brake boost (G294): short to plus; Open or short to ground 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 12
These 7-character codes are manufacturer-specific variants of P1912 and may be reported by some scan tools.
| Brand | Code | Description | System |
|---|---|---|---|
| Mercedes-Benz | P191200 | Short circuit to ground on Out2 error for H-bridge Brand | Powertrain |
| Sprinter | P191200 | Short circuit to ground on Out2 error for H-bridge Brand | Powertrain |
| SsangYong | P191200 | Abnormal tip switch circuit Brand | Powertrain |
| SsangYong | P191201 | Lever tiptronic short to battery Brand | Powertrain |
| SsangYong | P191202 | Lever tiptronic short to ground Brand | Powertrain |
| SsangYong | P191203 | Lever tiptronic signal invalid Brand | Powertrain |
| SsangYong | P191204 | Wheel tiptronic short to battery Brand | Powertrain |
| SsangYong | P191205 | Wheel tiptronic short to ground Brand | Powertrain |
| SsangYong | P191206 | Wheel tiptronic signal invalid Brand | Powertrain |
| SsangYong | P191207 | Tiptronic mode switch fault Brand | Powertrain |
| SsangYong | P191221 | Tiptronic Lever Switch Circuit Fault Brand | Powertrain |
| SsangYong | P191222 | Tiptronic Wheel Switch Circuit Fault Brand | Powertrain |
6Related codes
Browse Pxxx codes or P191xx codes.