Touareg V8-4.2L (AXQ) (2006)
Engine Control Module: Description and Operation
Engine Control Module
--> [ Engine Control Module, Replacing ] See: Testing and Inspection/Component Tests and General Diagnostics/Component Tests (SAE Code
Charts)/Engine Control Module, Replacing
--> [ Speed Signal, Checking ]See: Testing and Inspection/Component Tests and General Diagnostics/Component Tests (SAE Code Charts)/Speed
Signal, Checking
--> [ CAN-Bus, Checking Terminal Resistance ] See: Testing and Inspection/Component Tests and General Diagnostics/Component Tests
(SAE Code Charts)/CAN-Bus, Checking Terminal Resistance
Observe Safety Precautions: --> [ Safety Precautions ] See: Service Precautions/Safety Precautions
Observe Clean Working Conditions: --> [ Clean Working Conditions ] See: Service Precautions/Clean Working Conditions
The Engine Control Module (ECM) regulates fuel injection, the throttle valve control module, oxygen sensor control, ignition, knock control, EVAP
canister purge regulator valves, engine speed limitation via fuel injectors and Fuel Pump (FP) relay, camshaft adjustment as well as On Board
Diagnostic (OBD).