Removal & Installation
- Disconnect the battery-s negative cable.
- Remove the right fresh-air duct.
There is a sliding -stopper- cover that needs to first be removed. Do so by sliding it the direction of the white arrow in the photo.
- Unscrew the retaining screws to the cover and lift it out. Some models are equipped with an armor plating that needs to be unscrewed as well.
- Unlock (via small tabs) and detach all of the plug connections on the DME control unit (1).
Unlock the DME control unit (1) itself and remove out towards top.
- Slide the DME control unit back into the box.
- Lock the small tabs and reconnect all of the plug connectors
- Screw on the retaining screws of the cover
- Slide the -stopper- cover back over the DME box
- Replace the fresh air duct.
Unscrew the four bolts on the wire cover and fold it to one side. With it should come the wiring harness.
NOTEThe control units are located behind the battery holder in the engine compartment.
- To disconnect the connector, lift the locking clamp on the plug-in connection. Pull it in an upwards direction.
Disconnect the connector.
Pull out the control unit from the clips. There are retaining screws on the clips and they do not need to be unscrewed).
- When replacing a control unit, make sure that you have the exact part number and coding before making the connections.
- Access the fault memory of control unit of Digital Motor Electronics (DME), check for any stored fault messages, rectify those faults and clear the fault memory.
The plug-in connection (1) must be inserted when the catalytic converter is removed. After which, the DME control unit then recognizes the output value of the idle speed potentiometer.