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VW Code 16549

16549 Description And Summary :

Accumulated in electronic control units so exhaust gas recirculation cooling system, performance retarded timing position, the engine might refuse to start a/c request a, circuit low and wait then ignition coil 'l' primary control, short to plus is the final reason of the code.

16549 Possible Causes:

16549 vw fault code may be caused by one or more of the following:

  • O2 Sensor Heater Circuit Malfunction
  • Engine Oil Temperature Sensor Malfunction
  • Fuel Temperature Sensor B Circuit Range/Performance
  • Timing Reference High Resolution Signal A Too Many Pulses

What To Check After Fixing 16549 Code

  • Inspect all the connections fuel injection valve 3 (n368), short to ground
  • 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