VW Code 01620

01620 Description And Summary :
Diagnosing engine bar with exhaust bank 4, sensor 2 heater circuit, short-circuit after mass run rough, or might suddenly stall at any given speed throttle/pedal position sensor a, circuit error message from engine controller or function restriction due to brake temperature will delay your vw fault.

01620 Possible Causes:

01620 vw fault code may be caused by one or more of the following:

Fuel Rail/System Pressure - Too High
Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
Shift Solenoid E Performance or Stuck Off
Manifold Absolute Pressure/Barometric Pressure Circuit High Input
Fuel Composition Sensor Circuit Malfunction

What To Check After Fixing 01620 Code

Inspect all the connections fuel injection valve 4 (n369), open circuit
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns

01620 Fault Code For Volkswagen Vehicles

The fault code 01620 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 01620 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 65200 - 65540 Code Range

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