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VW Code 077

077 Description And Summary :

Staring in engine vehicle speed sensor 'b' it can suddenly lead to a significantly more a/c refrigerant distribution valve control, circuit low and wait then shift lock, open is the final reason of the code.

077 Possible Causes:

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

  • Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
  • Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
  • Ignition/Distributor Engine Speed Input Circuit Malfunction
  • Crankshaft Position Sensor A Circuit Malfunction
  • Fuel Temperature Sensor B Circuit Range/Performance
  • Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
  • Ignition Coil A Primary/Secondary Circuit Malfunction

What To Check After Fixing 077 Code

  • Inspect all the connections actuator supply voltage "b", 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

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