P2743 OBD II Trouble Code Transmission Fluid Temperature Sensor B Circuit High Input
How to diagnose, repair, and info on symptoms and causes of a P2743 transmission trouble code which means a high input in the trans fluid B temperature sensor circuit.
Symptoms of P2743 OBD II Trouble Code
- Illuminate check engine light
- Improper torque converter clutch operation
- Harsh or delayed shifts
- Vehicle stuck in limp mode
Common Causes of P2743 OBD II Trouble Code
- Faulty transmission fluid temperature sensor
- Transmission problems
- Wiring problems
- Faulty PCM
Severity of P2743 OBD II Trouble Code
The severity of this code is moderate to severe. In some cases, this code can indicate a transmission problem. It's a good idea to address this code as soon as possible.