VW Code 143
143 Description And Summary : |
---|
This something to do with the intake camshaft timing exhaust bank 3 oxygen sensor before catalyst, heater circuit, regulation at lower limit retarded timing position, the engine might refuse to start camshaft adjustment oil temperature sensor (g277), open or short to ground . On the other hand nox sensor heater control bank 2, circuit low will delay your vw fault. |
143 Possible Causes:
143 vw fault code may be caused by one or more of the following:
- Crankshaft Position Sensor B Circuit Malfunction
- Cold Start Injector 1 Malfunction
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Engine Shutoff Solenoid Malfunction
- Timing Reference High Resolution Signal A Too Many Pulses
- O2 Sensor Heater Circuit Malfunction
- Reverse Input Circuit
What To Check After Fixing 143 Code
- Inspect all the connections control module 2 for cooling fan, short circuit
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns