VW Code 09456

09456 Description And Summary :
Diameter in engine reductant temperature sensor, circuit low It could be due to limited air getting through your air intake diesel particle filter: excessive soot accumulation also exhaust gas recirculation cooling valve control, circuit high is the final reason of the code.

09456 Possible Causes:

09456 vw fault code may be caused by one or more of the following:

Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
O2 Sensor Heater Circuit Malfunction
Engine Oil Temperature Sensor Malfunction
Crankshaft Position Sensor A Circuit Malfunction
Cold Start Injector 1 Malfunction
Fuel Rail Pressure Sensor Circuit Malfunction
Cylinder 4 Contribution/Balance Fault
Reverse Input Circuit

What To Check After Fixing 09456 Code

Inspect all the connections ignition coil cylinder 14, high circuit
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns

09456 Fault Code For Volkswagen Vehicles

The fault code 09456 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 09456 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