Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
SYS.OK|MANUAL.DBβ LIVE
HOMESERVICE MANUALSACURA2011TSX SPORT WAGON L4-2.4LREPAIR AND DIAGNOSISPOWER AND GROUND DISTRIBUTIONFUSE BLOCKSERVICE AND REPAIRDRIVERS UNDER-DASH FUSE/RELAY BOX (DRIVERS MICU) REMOVAL AND INSTALLATION (CANADA MODELS)
2011 Acura TSX Sport Wagon L4-2.4L
Drivers Under-Dash Fuse/Relay Box (Drivers MICU) Removal and Installation (Canada models)
2011 Acura TSX Sport Wagon L4-2.4LSECTION Drivers Under-Dash Fuse/Relay Box (Drivers MICU) Removal and Installation (Canada models)
Driver's Under-Dash Fuse/Relay Box (Driver's MICU) Removal and Installation
Special Tools Required
- Relay Puller 07AAC-000A2A1 or 07AAC-000A1A0
Canada models
NOTE: SRS components are located in this area. Review the SRS component locations Locations, and precautions and procedures Service and Repair before doing repairs or servicing.
Removal
1. Do the battery terminal disconnection procedure Procedures.
2. Remove the driver's dashboard lower cover Driver's Dashboard Lower Cover Removal/Installation, then remove the dashboard undercover Driver's Dashboard Undercover Removal/Installation.
3. Loosen the bolts (A), then remove the bolt (B) from the bracket (C).
4. Remove the bracket from the driver's under-dash fuse/relay box (D).
5. Disconnect the connectors from the fuse side of the driver's under-dash fuse/relay box (A).
6. Remove the screws and cover (B) from the driver's under-dash fuse/relay box.
7. Remove the mounting bolt (C), release the tab (D), and pull the driver's under-dash fuse/relay box away from the body.
8. Disconnect the connectors from the back side of the driver's under-dash fuse/relay box, then remove the driver's under-dash fuse/relay box.
9. Carefully remove the relays using the relay puller Testing and Inspection 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 driver's under-dash fuse/relay box, then install the driver's under-dash fuse/relay box in the reverse order of removal.
2. Install the removed parts in the reverse order of removal.
3. Do the battery terminal reconnection procedure.
4. Register the immobilizer system with the HDS Immobilizer-Keyless Control Unit Registration.
NOTE: The imoes unit is built into the driver's MICU which is part of the driver's under-dash fuse/relay box. Because of this construction, the imoes must be registered, or the vehicle will not start.
5. Confirm that all systems work properly.
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.