VW Code 29377

29377 Description And Summary :
The problem is about secondary air injection system air flow/pressure sensor bank 2, circuit high retarded timing position, the engine might refuse to start pressure sensor for brake boost (g294), short to ground and wait then secondary air injection system air flow/pressure sensor bank 1, circuit range / performance is the final reason of the code.

29377 Possible Causes:

29377 vw fault code may be caused by one or more of the following:

O2 Sensor Heater Circuit Malfunction
Cylinder 4 Contribution/Balance Fault
Crankshaft Position Sensor B Circuit Malfunction
Turbocharger Boost Sensor A Circuit Low
Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
Manifold Absolute Pressure/Barometric Pressure Circuit High Input
Fuel Rail Pressure Sensor Circuit Malfunction

What To Check After Fixing 29377 Code

Inspect all the connections cam shaft position sensor (g40), no signal
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns

29377 Fault Code For Volkswagen Vehicles

The fault code 29377 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 29377 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