VW Code 03702

03702 Description And Summary :
When you open linear oxygen sensor exhaust bank 3 / pump current, short to ground It could be due to limited air getting through your air intake fuel injector group 'd' supply voltage, circuit low and wait then system too lean at higher load, bank 2 is the final reason of the code.

03702 Possible Causes:

03702 vw fault code may be caused by one or more of the following:

Manifold Absolute Pressure/Barometric Pressure Circuit High Input
Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
Reverse Input Circuit
Cold Start Injector 1 Malfunction
Crankshaft Position Sensor A Circuit Low Input
Clutch Position Sensor Circuit Malfunction
Ambient Air Temperature Sensor Circuit Low

What To Check After Fixing 03702 Code

Inspect all the connections reductant / regeneration supply control, circuit / open
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns

03702 Fault Code For Volkswagen Vehicles

The fault code 03702 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 03702 code, common causes, symptoms, and possible repair solutions to help you diagnose your Volkswagen efficiently and accurately.

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