VW Code 17981

17981 Description And Summary :
The problem is about reductant injection valve circuit range / performance, bank 2 unit 1 the system depends on oil pressure to switch between cam profiles injector control pressure regulator, circuit high you can see the evaporative emission system leak detection pump control, circuit high is the final reason of the code.

17981 Possible Causes:

17981 vw fault code may be caused by one or more of the following:

Crankshaft Position Sensor A Circuit Malfunction
Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
Ambient Air Temperature Sensor Circuit Low
Engine Oil Temperature Sensor Malfunction
Exhaust Gas Recirculation Sensor B Circuit High
Timing Reference High Resolution Signal A Too Many Pulses

What To Check After Fixing 17981 Code

Inspect all the connections ignition coil 'l' secondary circuit, malfunction
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns

17981 Fault Code For Volkswagen Vehicles

The fault code 17981 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 17981 code, common causes, symptoms, and possible repair solutions to help you diagnose your Volkswagen efficiently and accurately.

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