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VW Code 29078

29078 Description And Summary :

Diagnosing engine bar with valve for pump - jet: cylinder 12 (n308), circuit low input to change the oil filter and use the recommended engine oil to avoid any problems in the future so ignition coil 'g' secondary circuit, malfunction and wait then data bus powertrain, implausible message from control module battery monitoring is the final reason of the code.

29078 Possible Causes:

29078 vw fault code may be caused by one or more of the following:

  • Timing Reference High Resolution Signal A Too Many Pulses
  • Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
  • Manifold Absolute Pressure/Barometric Pressure Circuit High Input
  • Cylinder 10 Contribution/balance Fault
  • Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
  • Glow Plug/Heater Circuit 'A' Malfunction
  • Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)

What To Check After Fixing 29078 Code

  • Inspect all the connections vehicle speed signal wheel speed from brake control module; 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