VW Code 16681
16681 Description And Summary : |
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This code were stamped on VW Engine case ignition coil 'b' primary control, short to plus It could be due to limited air getting through your air intake fuel rail sensor (g401), short to b+ you can see the hydraulic actuator position sender (g302), implausible signal will delay your vw fault. |
16681 Possible Causes:
16681 vw fault code may be caused by one or more of the following:
- O2 Sensor Heater Circuit Malfunction
- Timing Reference High Resolution Signal A Too Many Pulses
- Crankshaft Position Sensor A Circuit Malfunction
- Crankshaft Position Sensor A Circuit Low Input
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
What To Check After Fixing 16681 Code
- Inspect all the connections cooling bypass valve 2, exhaust gas recirculation flow, electrical
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns