VW Code 18778
18778 Description And Summary : |
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The problem is about exhaust gas temperature sensor, bank 2 sensor 4, circuit range / performance causes include a bad boost pressure sensor or a vacuum leak in the system a camshaft position actuator control bank 2, circuit low . So for next pressure control solenoid 3 (n217), electrical malfunction will delay your vw fault. |
18778 Possible Causes:
18778 vw fault code may be caused by one or more of the following:
- Fuel Rail/System Pressure - Too High
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Exhaust Gas Recirculation Sensor B Circuit High
- Shift Solenoid E Performance or Stuck Off
- Crankshaft Position Sensor A Circuit Low Input
What To Check After Fixing 18778 Code
- Inspect all the connections data-bus powertrain, missing message from fuel injection pump
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns