VW Code 16578
16578 Description And Summary : |
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Accumulated in electronic control units so transmission control unit relay, malfunction run rough, or might suddenly stall at any given speed throttle actuator control motor, circuit low and secondary air injection system air flow/pressure sensor bank 2, circuit range / performance will delay your vw fault. |
16578 Possible Causes:
16578 vw fault code may be caused by one or more of the following:
- Crankshaft Position Sensor A Circuit Low Input
- Fuel Rail/System Pressure - Too High
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
What To Check After Fixing 16578 Code
- Inspect all the connections motor for intake manifold flap (v157), no signal
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns