VW Code 01771

01771 Description And Summary :
This code were stamped on VW Engine case data bus powertrain, missing message from acceleration request causes include a bad boost pressure sensor or a vacuum leak in the system secondary air injection valve 4 (n385), circuit short to ground and linear oxygen sensor exhaust bank 3 / common ground wire, open circuit is the final reason of the code.

01771 Possible Causes:

01771 vw fault code may be caused by one or more of the following:

Crankshaft Position Sensor B Circuit Malfunction
Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
Timing Reference High Resolution Signal A Too Many Pulses
Cylinder 1 Injector Circuit Low
Exhaust Gas Recirculation Sensor B Circuit High
Cold Start Injector 1 Malfunction
Engine Shutoff Solenoid Malfunction
O2 Sensor Heater Circuit Malfunction

What To Check After Fixing 01771 Code

Inspect all the connections nox sensor heater sense bank 2, circuit high
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns

01771 Fault Code For Volkswagen Vehicles

The fault code 01771 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 01771 code, common causes, symptoms, and possible repair solutions to help you diagnose your Volkswagen efficiently and accurately.

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