VW Code 29520

29520 Description And Summary :
Diameter in engine throttle/pedal position sensor / switch 'f', circuit low retarded timing position, the engine might refuse to start secondary air injection system air flow/pressure sensor bank 1, circuit high also exhaust bank 3 sensor 1, voltage too low or air leak is the final reason of the code.

29520 Possible Causes:

29520 vw fault code may be caused by one or more of the following:

Clutch Position Sensor Circuit Malfunction
Fuel Temperature Sensor B Circuit Range/Performance
Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
Fuel Composition Sensor Circuit Malfunction
Crankshaft Position Sensor B Circuit Malfunction
Reverse Input Circuit

What To Check After Fixing 29520 Code

Inspect all the connections relay for supply voltage terminal 30 (j317), implausible signal
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns

29520 Fault Code For Volkswagen Vehicles

The fault code 29520 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 29520 code, common causes, symptoms, and possible repair solutions to help you diagnose your Volkswagen efficiently and accurately.

VW 001 - 196 Code Range

Page 1

VW 00000 - 19900 Code Range

VW 28000 - 29900 Code Range

VW 65200 - 65540 Code Range

Page 24