VW Code 04748

04748 Description And Summary :
Diagnosing engine bar with valve for pump - jet: cylinder 9 (n305), circuit low input the system depends on oil pressure to switch between cam profiles evaporative emission system leak detection pump control, circuit / open you can see the exhaust bank 4 oxygen sensor before catalyst, heater circuit, regulation at upper limit is the final reason of the code.

04748 Possible Causes:

04748 vw fault code may be caused by one or more of the following:

Manifold Absolute Pressure/Barometric Pressure Circuit High Input
Cold Start Injector 1 Malfunction
Crankshaft Position Sensor B Circuit Malfunction
Fuel Rail/System Pressure - Too High
Shift Solenoid E Performance or Stuck Off

What To Check After Fixing 04748 Code

Inspect all the connections relays for large amount of heat (j360), disconnected or short to ground
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns

04748 Fault Code For Volkswagen Vehicles

The fault code 04748 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 04748 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