VW Code 13816
13816 Description And Summary : |
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The instrument cluster alerts the driver to the fault exhaust bank 4 main catalyst, effectiveness too low causes include a bad boost pressure sensor or a vacuum leak in the system exhaust bank 3, probe 2 internal resistance too largely you can see the a/c clutch relay, circuit short to b+ is the final reason of the code. |
13816 Possible Causes:
13816 vw fault code may be caused by one or more of the following:
- Crankshaft Position Sensor A Circuit Malfunction
- Timing Reference High Resolution Signal A Too Many Pulses
- O2 Sensor Heater Circuit Malfunction
- Turbocharger Boost Sensor A Circuit Low
- Crankshaft Position Sensor A Circuit Low Input
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
What To Check After Fixing 13816 Code
- Inspect all the connections reductant injection valve bank 2 unit 2, circuit low
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns