PowertrainP2742
CautionSeverity: Caution - get it checked when you can
Transmission Fluid Temperature Sensor B Circuit 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?
Watch for a transmission temperature warning or rough shifting. Stop safely and let the transmission cool if the warning is on or the transmission slips.
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 29
| Brand | Code | Description | System |
|---|---|---|---|
| Ashok Leyland CV | P2742 | No description available | Powertrain |
| BAIC Motor | P2742 | Oil temperature sensor Brand | Powertrain |
| BYD | P2742 | Transmission Fluid Temperature Sensor B Circuit Low Brand | Powertrain |
| Chery | P2742 | Transmission Fluid Temperature Sensor B Circuit Low Brand | Powertrain |
| Chrysler | P2742 | transmission fluid temperature sensor 2 circuit low Brand | Powertrain |
| Daewoo | P2742 | Transmission Fluid Temperature Sensor B Circuit Low Brand | Powertrain |
| Daihatsu | P2742 | Oil temperature sensor system 2 Brand | Powertrain |
| DFFS | P2742 | Transmission Fluid Temperature Sensor B Circuit Low Brand | Powertrain |
| DFFX | P2742 | Transmission Fluid Temperature Sensor B Circuit Low Brand | Powertrain |
| DFXK | P2742 | Transmission Fluid Temperature Sensor B Circuit Low Brand | Powertrain |
| EOBD | P2742 | Girkassevæsketemperatursensor 'B' krets lav Brand | Powertrain |
| Geely | P2742 | Transmission Fluid Temperature Sensor B Circuit Low Brand | Powertrain |
| GM | P2742 | Transmission Fluid Temperature Sensor B Circuit Low Brand | Powertrain |
| Great Wall | P2742 | Transmission Fluid Temperature Sensor B Circuit Low Brand | Powertrain |
| Hafei | P2742 | Transmission Fluid Temperature Sensor B Circuit Low Brand | Powertrain |
| Honda | P2742 | No description available | Powertrain |
| Hyundai | P2742 | No description available | Powertrain |
| Isuzu | P2742 | No description available | Powertrain |
| Land Rover | P2742 | Transmission fluid temperature sensor B - circuit low input Brand | Powertrain |
| Mitsubishi | P2742 | Oil temperature sensor low Brand | Powertrain |
| Perodua | P2742 | Oil temperature sensor system 2 Brand | Powertrain |
| Peugeot | P2742 | No description available | Powertrain |
| Proton | P2742 | Oil temperature sensor low Brand | Powertrain |
| Saab | P2742 | Transmission Fluid Temperature Sensor B Circuit Low Brand | Powertrain |
| MG (SAIC) | P2742 | Transmission Fluid Temperature Sensor B Circuit Low Brand | Powertrain |
| Suzuki | P2742 | Transmission fluid temperature sensor 'B' circuit low Brand | Powertrain |
| Tata | P2742 | Transmission Fluid Temperature Sensor 'B' Circuit Low Brand | Powertrain |
| Toyota | P2742 | Transmission Fluid Temperature Sensor B Circuit Low Brand | Powertrain |
| Volkswagen | P2742 | SAE: Transmission Fluid Temperature Sensor B Circuit: 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 2
These 7-character codes are manufacturer-specific variants of P2742 and may be reported by some scan tools.
| Brand | Code | Description | System |
|---|---|---|---|
| Mercedes-Benz | P274200 | Getriebel-Temperatur Sensor B elektrischer Fehler Kurzschluss nach Minus Brand | Powertrain |
| SsangYong | P274200 | Oil temperature sensor 2 GND short Brand | Powertrain |
6Related codes
Browse Pxxx codes or P274xx codes.