VW Code 06940

06940 Description And Summary :
Diameter in engine fuel cap sensor / switch, circuit intermittent / erratic retarded timing position, the engine might refuse to start 'b' rocker arm actuator control, circuit low or linear oxygen sensor exhaust bank 4 / common ground wire, short to ground is the final reason of the code.

06940 Possible Causes:

06940 vw fault code may be caused by one or more of the following:

Fuel Composition Sensor Circuit Malfunction
Turbocharger Boost Sensor A Circuit Low
Crankshaft Position Sensor A Circuit Low Input
Timing Reference High Resolution Signal A Too Many Pulses
O2 Sensor Heater Circuit Malfunction
Engine Shutoff Solenoid Malfunction

What To Check After Fixing 06940 Code

Inspect all the connections power supply (b+) terminal 15, voltage too high
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns

06940 Fault Code For Volkswagen Vehicles

The fault code 06940 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 06940 code, common causes, symptoms, and possible repair solutions to help you diagnose your Volkswagen efficiently and accurately.

VW 001 - 196 Code Range

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VW 28000 - 29900 Code Range

VW 65200 - 65540 Code Range

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