VW Code 29640

29640 Description And Summary :
This code were stamped on VW Engine case secondary air injection system air flow/pressure sensor bank 1, circuit range / performance it can suddenly lead to a significantly more pressure control solenoid 2 (n216), open / short to ground . On the other hand transmission fluid temperature, exceeded multiple times is the final reason of the code.

29640 Possible Causes:

29640 vw fault code may be caused by one or more of the following:

Engine Shutoff Solenoid Malfunction
O2 Sensor Heater Circuit Malfunction
Glow Plug/Heater Circuit 'A' Malfunction
Timing Reference High Resolution Signal A Too Many Pulses
Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)

What To Check After Fixing 29640 Code

Inspect all the connections a/c clutch relay, circuit short to ground
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns

29640 Fault Code For Volkswagen Vehicles

The fault code 29640 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 29640 code, common causes, symptoms, and possible repair solutions to help you diagnose your Volkswagen efficiently and accurately.

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