Removal and Installation: Installation

WARNING: This page is about a different car, the 2009 Acura MDX, 2008 Acura MDX, and 2007 Acura MDX. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: The MICU which is part of the under-dash fuse/ relay box is a component of the immobilizer system. Because of this construction, the MICU must be registered when the under-dash fuse/relay box is replaced, or the vehicle will not start.

Install the relays and connect the connectors to the under-dash fuse/relay box, then install the under-dash fuse/relay box in the reverse order of removal.
Install the removed parts in the reverse order of removal.
Do the battery terminal reconnection procedure(see BATTERY TERMINAL DISCONNECTION AND RECONNECTION ).
If the under-dash fuse/relay box is replaced, go to step 5. If the original under-dash fuse/relay box is installed, go to step 10.
Connect the HDS to the data link connector.
Turn the ignition switch to ON (II).
Select the BODY ELECTRICAL, then enter the IMMOBILIZER SETUP.
Select the REPLACE MPCS/MICU/IMOES, then select the suitable menu from the HDS indications.
After registration, confirm that the vehicle will start.
Confirm that all systems work properly.