P2766 Fault Code
P2766 OBD-II Trouble Code Short Description
Input/Turbine Speed Sensor B Circuit Range/Performance
What does trouble code P2766 mean?
The P2766 fault code relates to the Input/Turbine Speed Sensor B Circuit, which monitors the rotational speed of the turbine in the transmission. This sensor plays a crucial role in providing data to the engine control module (ECM) for optimal transmission performance. When the system detects a range or performance issue, it triggers the P2766 code.
Symptoms
What are the symptoms of the P2766 code?
- Illumination of the check engine light
- Erratic shifting or harsh transmission behavior
- Slipping gears or difficulty in engaging gears
- Reduced fuel efficiency
- Possible loss of power during acceleration
Causes
What causes the P2766 code?
- Faulty Input/Turbine Speed Sensor B
- Poor electrical connections or wiring issues
- Problems with the transmission control module (TCM)
- Internal transmission issues
- Low transmission fluid levels or quality
Possible Solutions
How to fix P2766?
- Inspect and repair any damaged wiring or connectors associated with the Input/Turbine Speed Sensor B.
- Replace the Input/Turbine Speed Sensor B if found faulty.
- Check and refill transmission fluid as necessary.
- Clear any fault codes and perform a test drive to ensure the issue is resolved.