RDX L4-2.3L Turbo (2008)
Relay Box: Service and Repair
Under-Dash Fuse/Relay Box
Removal and Installation
SRS components are located in this area. Review the SRS component locations and precautions and procedures before performing repairs or servicing.
Removal
1. Make sure you have the anti-theft codes for the audio system and the navigation system (if equipped).
2. Make sure the ignition switch is OFF.
3. Disconnect the negative battery cable, then disconnect the positive cable, and wait at least 3 minutes.
4. Remove the driver's dashboard undercover.
5. Disconnect the connectors from the fuse side of the under-dash fuse/relay box (A).
6. Remove the mounting bolts, and pull the fuse/relay box away from the body.
7. Disconnect the connectors from the back side of the under-dash fuse/relay box, then remove the under-dash fuse/relay box.
8. Carefully remove the relays by prying under the base of the relay.
NOTE: Do not use pliers. Pliers will damage the relays, which could cause the engine to stall or not start.
Installation
1. 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.
2. Install the removed parts in the reverse order of removal.
3. Connect the positive cable to the battery, then connect the negative cable to the battery.
4. Register the immobilizer system with the HDS.
NOTE: The imoes unit is built into the MICU which is part of the under-dash fuse/relay box. Because of this construction, the imoes must be
registered, or the vehicle will not start.
5. Enter the anti-theft codes for the audio system and the navigation system (if equipped). Set the clock (on vehicles without navigation).
6. Confirm that all systems work properly.
