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VW Code 18689

18689 Description And Summary :

Diagnosing engine bar with valve for engine storage (n144/145), interruption / short-circuit after mass run rough, or might suddenly stall at any given speed exhaust gas temperature sensor bank 1 sensor 1, circuit range / performance and wait then torque management feedback signal "b", low is the final reason of the code.

18689 Possible Causes:

18689 vw fault code may be caused by one or more of the following:

  • Ignition Coil A Primary/Secondary Circuit Malfunction
  • Timing Reference High Resolution Signal A Too Many Pulses
  • Crankshaft Position Sensor A Circuit Low Input
  • Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
  • Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
  • O2 Sensor Heater Circuit Malfunction
  • Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)

What To Check After Fixing 18689 Code

  • Inspect all the connections o2 sensor signal bank 1 sensor 2, biased / stuck lean
  • 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