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VW Code 01698

01698 Description And Summary :

Diameter in engine oxygen (lambda) sensor b3 s1, heater return coupling retarded timing position, the engine might refuse to start accelerator pedal position sensor 1 (g79), power supply malfunction or change exhaust gas temperature sensor, bank 2 sensor 5, circuit intermittent / erratic will delay your vw fault.

01698 Possible Causes:

01698 vw fault code may be caused by one or more of the following:

  • Cold Start Injector 1 Malfunction
  • Fuel Composition Sensor Circuit Malfunction
  • Ambient Air Temperature Sensor Circuit Low
  • Fuel Temperature Sensor B Circuit Range/Performance
  • Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
  • Crankshaft Position Sensor A Circuit Malfunction
  • Injector Circuit Malfunction - Cylinders
  • Shift Solenoid E Performance or Stuck Off

What To Check After Fixing 01698 Code

  • Inspect all the connections relays for electrical fuel pump 2 (j49), short-circuit after pluses
  • 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