VW Code 18971

18971 Description And Summary :
The problem is about intake manifold runner control, default not reached to change the oil filter and use the recommended engine oil to avoid any problems in the future so reversing light, circuit open or exhaust bank 2 sensor 1 oxygen sensor signal, implausibly lean is the final reason of the code.

18971 Possible Causes:

18971 vw fault code may be caused by one or more of the following:

Crankshaft Position Sensor B Circuit Malfunction
Glow Plug/Heater Circuit 'A' Malfunction
Crankshaft Position Sensor A Circuit Malfunction
Turbocharger Boost Sensor A Circuit Low
Cylinder 4 Contribution/Balance Fault
Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
Timing Reference High Resolution Signal A Too Many Pulses

What To Check After Fixing 18971 Code

Inspect all the connections friction too high, intake cam adjustment 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

18971 Fault Code For Volkswagen Vehicles

The fault code 18971 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 18971 code, common causes, symptoms, and possible repair solutions to help you diagnose your Volkswagen efficiently and accurately.

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