PowertrainP1291
CautionSeverity: Caution - get it checked when you can
Coolant temp sensor at radiator outlet (G83): signal too large; Open or short to ground
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?
Watch the temperature gauge. Stop safely and let the engine cool if the gauge climbs, steam appears, or a red warning light comes on.
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 21
| Brand | Code | Description | System |
|---|---|---|---|
| Ashok Leyland CV | P1291 | No description available | Powertrain |
| BAIC Motor | P1291 | Catalyst test not complete Brand | Powertrain |
| Chery | P1291 | Coolant Temp Sensor at Radiator Outlet (G83): Signal too Large Brand | Powertrain |
| Daewoo | P1291 | No Temp Rise Seen From Intake Heaters Brand | Powertrain |
| DFXK | P1291 | Coolant Temp Sensor at Radiator Outlet (G83): Signal too Large Brand | Powertrain |
| EOBD | P1291 | Daya motor ETC Brand | Powertrain |
| Geely | P1291 | Coolant Temp Sensor at Radiator Outlet (G83): Signal too Large Brand | Powertrain |
| GM | P1291 | No Temp Rise Seen From Intake Heaters Brand | Powertrain |
| Holden | P1291 | No description available | Powertrain |
| Hyundai | P1291 | No description available | Powertrain |
| Isuzu | P1291 | No description available | Powertrain |
| Land Rover | P1291 | Injector High Side Short To GND Or VBATT - Bank 1 Brand | Powertrain |
| Mahindra | P1291 | No description available | Powertrain |
| Maserati | P1291 | Cold Start Fuel Pressure Too High (Bank 2) Brand | Powertrain |
| Mitsubishi | P1291 | Heated windshield output fail Brand | Powertrain |
| Peugeot | P1291 | No description available | Powertrain |
| Proton | P1291 | Heated windshield output fail Brand | Powertrain |
| Saab | P1291 | No Temp Rise Seen From Intake Heaters Brand | Powertrain |
| Suzuki | P1291 | ETC MOT PWR-B2 Brand | Powertrain |
| Tata | P1291 | Injector Wiring Resistance Too High Brand | Powertrain |
| Volkswagen | P1291 | Coolant temp sensor at radiator outlet (G83): signal too large; 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 3
These 7-character codes are manufacturer-specific variants of P1291 and may be reported by some scan tools.
| Brand | Code | Description | System |
|---|---|---|---|
| Mercedes-Benz | P129100 | DebEvent TypError Prio3 2Trip - BW Brand | Powertrain |
| SsangYong | P129100 | Injector 3 (position) - harness resistance level: too high Brand | Powertrain |
| Peugeot | P129164 | No description available | Powertrain |
6Related codes
Browse Pxxx codes or P129xx codes.