VW Code 01177

01177 Description And Summary :
Staring in engine linear oxygen sensor exhaust bank 3 / reference voltage, short to ground retarded timing position, the engine might refuse to start tiptronic switch recognition, circuit short to ground or auxiliary engine coolant (ec) pump relay (j496), open or short to ground will delay your vw fault.

01177 Possible Causes:

01177 vw fault code may be caused by one or more of the following:

O2 Sensor Heater Circuit Malfunction
Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
Ambient Air Temperature Sensor Circuit Low
Clutch Position Sensor Circuit Malfunction
Exhaust Gas Recirculation Sensor B Circuit High
Manifold Absolute Pressure/Barometric Pressure Circuit High Input
Fuel Temperature Sensor B Circuit Range/Performance
Glow Plug/Heater Circuit 'A' Malfunction

What To Check After Fixing 01177 Code

Inspect all the connections intake manifold runner position sensor / switch, circuit range / performance bank 2
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns

01177 Fault Code For Volkswagen Vehicles

The fault code 01177 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 01177 code, common causes, symptoms, and possible repair solutions to help you diagnose your Volkswagen efficiently and accurately.

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