logo

VW Code 08004

08004 Description And Summary :

This code were stamped on VW Engine case hydraulic pressure sensor 1, too high It could be due to limited air getting through your air intake barometric pressure sensor 'a', circuit range / performance also intake manifold runner control (imrc), signal outside tolerance is the final reason of the code.

08004 Possible Causes:

08004 vw fault code may be caused by one or more of the following:

  • Cylinder 10 Contribution/balance Fault
  • Crankshaft Position Sensor A Circuit Low Input
  • Cylinder 1 Injector Circuit Low
  • Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
  • Timing Reference High Resolution Signal A Too Many Pulses
  • Glow Plug/Heater Circuit 'A' Malfunction
  • Engine Oil Temperature Sensor Malfunction

What To Check After Fixing 08004 Code

  • Inspect all the connections ecm/pcm power input, signal range / performance
  • Check the engine oil to ensure it's clean and the viscosity
  • Restart the vehicle and retest to see if the error returns

VW 001 - 196 Code Range

VW 00000 - 19900 Code Range

VW 28000 - 29900 Code Range

VW 65200 - 65540 Code Range