VW Code 16520
16520 Description And Summary : |
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Diameter in engine water in fuel sensor, circuit high mechanic will need to check all electrical connections in the camshaft sensor data bus powertrain, missing message from adr control module and exhaust bank 1 sensor 1 oxygen sensor signal, voltage too low during deceleration will delay your vw fault. |
16520 Possible Causes:
16520 vw fault code may be caused by one or more of the following:
- Fuel Composition Sensor Circuit Malfunction
- Engine Shutoff Solenoid Malfunction
- Glow Plug/Heater Circuit 'A' Malfunction
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Fuel Rail Pressure Sensor Circuit Malfunction
- Fuel Rail/System Pressure - Too High
- Cylinder 4 Contribution/Balance Fault
What To Check After Fixing 16520 Code
- Inspect all the connections exhaust turbocharger control module 1 (j724), voltage supply outside permissible range
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns