VW Code 03891

03891 Description And Summary :
This something to do with the intake camshaft timing pressure control solenoid 3 (n217), open / short to ground to change the oil filter and use the recommended engine oil to avoid any problems in the future so coolant pump control, circuit range / performance and wait then valve for pump - jet: cylinder 12 (n308), range / performance is the final reason of the code.

03891 Possible Causes:

03891 vw fault code may be caused by one or more of the following:

Engine Oil Temperature Sensor Malfunction
Glow Plug/Heater Circuit 'A' Malfunction
Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
Fuel Temperature Sensor B Circuit Range/Performance

What To Check After Fixing 03891 Code

Inspect all the connections injector control pressure, too low - engine cranking
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns

03891 Fault Code For Volkswagen Vehicles

The fault code 03891 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 03891 code, common causes, symptoms, and possible repair solutions to help you diagnose your Volkswagen efficiently and accurately.

VW 001 - 196 Code Range

Page 1

VW 00000 - 19900 Code Range

VW 28000 - 29900 Code Range

VW 65200 - 65540 Code Range

Page 24