Diesel Data: Automotive Repair

Under-Hood Fuse/Relay Box Removal and Installation




Under-Hood Fuse/Relay Box Removal and Installation

Special Tools Required

- Relay Puller 07AAC-000A2A1 or 07AAC-000A1A0

Removal

1. Do the battery terminal disconnection procedure.

2. Open the cover (A), then remove the bolts (B) to remove the alternator and battery cable terminals.





3. Release the tabs (C), and then remove the bottom cover (D) from the under-hood fuse/relay box.

4. Disconnect the connectors from the under-hood fuse/relay box.

5. 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 under-hood fuse/relay box, then install the under-hood 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. Confirm that all systems work properly.