16622/P0238/000568
From Ross-Tech Wiki
16622/P0238/000568 - Manifold Pressure/Boost Sensor (G31): Signal too High
Possible Symptoms
- Malfunction Indicator Lamp (MIL) active
Possible Causes
- Wiring/Connector(s) from/to Manifold Pressure/Boost Sensor (G31) faulty
- Manifold Pressure/Boost Sensor (G31) faulty
Possible Solutions
- Check Wiring/Connector(s) from/to Manifold Pressure/Boost Sensor (G31)
- Check Manifold Pressure/Boost Sensor (G31)
Special Notes
- Results when testing on a fully functional CCTA 2.0L TSFI in a 2012 VW Tiguan Key On, Engine Off:
- G31 unplugged causing 000568/P0238 - Signal too High:
- T4eh/1 = ground
- T4eh/3 = 5.05V (5V supply from ECU)
- T4eh/4 = 5.73V (Signal return to ECU)
- G31 plugged in and backprobing
- T4eh/4 = 1.85V (Signal return to ECU)
- G31 unplugged causing 000568/P0238 - Signal too High: