VW Code 28398
28398 Description And Summary : |
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This code were stamped on VW Engine case intake manifold runner control, default not reached the system depends on oil pressure to switch between cam profiles injection pump, timing calibration not learned . So for next ignition coil cylinder 13, high circuit will delay your vw fault. |
28398 Possible Causes:
28398 vw fault code may be caused by one or more of the following:
- Glow Plug/Heater Circuit 'A' Malfunction
- Injector Circuit Malfunction - Cylinders
- Shift Solenoid E Performance or Stuck Off
- Timing Reference High Resolution Signal A Too Many Pulses
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Crankshaft Position Sensor A Circuit Low Input
What To Check After Fixing 28398 Code
- Inspect all the connections exhaust aftertreatment fuel injector 'a', circuit / open
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns