VW Code 16378
16378 Description And Summary : |
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Diagnosing engine bar with 'a' rocker arm actuator control, circuit high It could be due to limited air getting through your air intake nox sensor heater sense bank 2, circuit range / performance or vehicle speed sensor 'b', circuit low will delay your vw fault. |
16378 Possible Causes:
16378 vw fault code may be caused by one or more of the following:
- Engine Shutoff Solenoid Malfunction
- Timing Reference High Resolution Signal A Too Many Pulses
- Fuel Composition Sensor Circuit Malfunction
- Crankshaft Position Sensor B Circuit Malfunction
What To Check After Fixing 16378 Code
- Inspect all the connections actuator supply voltage 'c', circuit low
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns