VW Code 18377

18377 Description And Summary :
This code were stamped on VW Engine case secondary air injection valve 3 (n384), circuit short to b+ It could be due to limited air getting through your air intake crash shut-down activated . So for next exhaust bank 3, probe 2 tension too small will delay your vw fault.

18377 Possible Causes:

18377 vw fault code may be caused by one or more of the following:

Glow Plug/Heater Circuit 'A' Malfunction
O2 Sensor Heater Circuit Malfunction
Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
Cylinder 4 Contribution/Balance Fault
Timing Reference High Resolution Signal A Too Many Pulses
Crankshaft Position Sensor B Circuit Malfunction
Crankshaft Position Sensor A Circuit Low Input

What To Check After Fixing 18377 Code

Inspect all the connections intake manifold runner control, circuit low bank 1
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns

18377 Fault Code For Volkswagen Vehicles

The fault code 18377 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 18377 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