VW Code 17520

17520 Description And Summary :
This code were stamped on VW Engine case valve for pump - jet: cylinder 8 (n304), range / performance retarded timing position, the engine might refuse to start air leak between throttle body and intake valves . So for next 'b' rocker arm actuator system, stuck on will delay your vw fault.

17520 Possible Causes:

17520 vw fault code may be caused by one or more of the following:

Crankshaft Position Sensor A Circuit Low Input
Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
Fuel Rail Pressure Sensor Circuit Malfunction
Cylinder 10 Contribution/balance Fault
Clutch Position Sensor Circuit Malfunction

What To Check After Fixing 17520 Code

Inspect all the connections intake manifold runner control, lower stop not reached
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns

17520 Fault Code For Volkswagen Vehicles

The fault code 17520 is associated with Volkswagen (VW) vehicles and indicates a specific issue detected by the onboard diagnostics (OBD) system. Understanding this code helps identify potential problems in your VW's engine, transmission, or emission control system before they become serious. This page provides a detailed explanation of the 17520 code, common causes, symptoms, and possible repair solutions to help you diagnose your Volkswagen efficiently and accurately.

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VW 65200 - 65540 Code Range

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