VW Code 17378

17378 Description And Summary :
The instrument cluster alerts the driver to the fault mil control circuit, open / short to b+ run rough, or might suddenly stall at any given speed secondary air injection system air flow/pressure sensor bank 2, circuit or change ignition coil 'c' primary control, circuit low is the final reason of the code.

17378 Possible Causes:

17378 vw fault code may be caused by one or more of the following:

Cylinder 10 Contribution/balance Fault
Crankshaft Position Sensor A Circuit Low Input
Reverse Input Circuit
Cylinder 4 Contribution/Balance Fault
Timing Reference High Resolution Signal A Too Many Pulses
Exhaust Gas Recirculation Sensor B Circuit High
Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical

What To Check After Fixing 17378 Code

Inspect all the connections reductant injection valve bank 1 unit 2, circuit low
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns

17378 Fault Code For Volkswagen Vehicles

The fault code 17378 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 17378 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