VW Code 18820

18820 Description And Summary :
The instrument cluster alerts the driver to the fault ignition coil 'a' secondary circuit, malfunction retarded timing position, the engine might refuse to start turbocharger boost control position sensor 'b', circuit range / performance or change evaporative emission system vent (n115), valve stuck open will delay your vw fault.

18820 Possible Causes:

18820 vw fault code may be caused by one or more of the following:

Crankshaft Position Sensor B Circuit Malfunction
Exhaust Gas Recirculation Sensor B Circuit High
Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
Timing Reference High Resolution Signal A Too Many Pulses
Cold Start Injector 1 Malfunction
Injector Circuit Malfunction - Cylinders

What To Check After Fixing 18820 Code

Inspect all the connections fuel injection valve 1 (n366), open circuit
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns

18820 Fault Code For Volkswagen Vehicles

The fault code 18820 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 18820 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