VW Code 18966
18966 Description And Summary : |
|---|
Accumulated in electronic control units so exhaust bank 4, sensor 2 heater circuit, short-circuit after mass the system depends on oil pressure to switch between cam profiles fuel rail sensor (g401), short to ground and wait then direct ozone reduction catalyst deterioration sensor, circuit will delay your vw fault. |
18966 Possible Causes:
18966 vw fault code may be caused by one or more of the following:
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Engine Oil Temperature Sensor Malfunction
- O2 Sensor Heater Circuit Malfunction
- Exhaust Gas Recirculation Sensor B Circuit High
- Fuel Temperature Sensor B Circuit Range/Performance
What To Check After Fixing 18966 Code
- Inspect all the connections exhaust bank 3 mixture adaptation range 3, rich limit exceeded
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns