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Home >> Audi >> 1994 >> V8 Quattro V8-4.2L (ABH) >> Repair and Diagnosis >> Relays and Modules >> Relays and Modules - Powertrain Management >> Relays and Modules - Computers and Control Systems >> Engine Control Module >> Service and Repair
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Engine Control Module: Service and Repair

Removing ECM

- Switch off ignition

Left Underdash Panel:





- Disconnect covering under dash panel insert (arrows)

Left Heating Duct:





- Remove heating duct for left footwell by removing right bolt and loosening left bolt (arrows)

- Unclip footwell light and push through opening

Control Module Support:





- Remove ECM and TCM supports (arrows)

Disconnecting Control Modules:





- Release and remove connector (arrows) from ECM (upper control unit)