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VW Code 04738

04738 Description And Summary :

Diameter in engine drive by wire-mil (k132), circuit electrical malfunction to change the oil filter and use the recommended engine oil to avoid any problems in the future so nox sensor heater control bank 1, circuit low you can see the radiator exhaust control 1, short-circuit after mass is the final reason of the code.

04738 Possible Causes:

04738 vw fault code may be caused by one or more of the following:

  • Fuel Rail Pressure Sensor Circuit Malfunction
  • Fuel Rail/System Pressure - Too High
  • Timing Reference High Resolution Signal A Too Many Pulses
  • Cylinder 10 Contribution/balance Fault
  • Manifold Absolute Pressure/Barometric Pressure Circuit High Input
  • Fuel Temperature Sensor B Circuit Range/Performance

What To Check After Fixing 04738 Code

  • Inspect all the connections 'a' rocker arm actuator control, circuit high
  • 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