LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Volkswagen >> 2004 >> Golf (1J1) L4-1.9L DSL Turbo (BEW) >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Engine Control Module >> Service and Repair >> Engine Control Module, Removing and Installing
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Engine Control Module, Removing and Installing


Engine control module, removing and installing
- First read control module identification and thereby coding of installed control module before removing it.

Removing
- Switch off ignition.
- Remove windshield wiper arms and cover for plenum chamber:





- Unlock and separate connector of engine control module.
- Press control module to right and pull out.

Installing
- Insert new control module and press to left.
- Connect control module connector and lock in position.
- Check previous coding and coding of new control module.