Accessory Wiring Junction Block Replacement

Accessory Wiring Junction Block Replacement

Removal Procedure

1. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection (Service and Repair).




2. Press tabs (1) inward to lift and remove the small junction block cover (2).




3. Press tabs (1) inward to lift and remove the large junction block cover (2).
4. Note location and remove harness end nuts and remove harness ends from fuse block relay center.




5. Remove the fuse block center bolts and remove fuse relay center from the junction block.




6. Remove from the junction block base the chassis harness (1), the I/P harness (2), the engine harness (3), and the forward LP harness (4).




7. Remove the junction block base by pressing tabs (1) then slide tabs (2) out.

Installation Procedure




1. Install the junction block base by sliding tabs (2) in and pressing in tabs (1) until they are locked.




2. Install into the junction block base the chassis harness (1), the I/P harness (2), the engine harness (3), and the forward LP harness (4).




3. Install the fuse relay center into the junction block.
4. Install the fuse block center bolts.
5. Install the harness ends on the fuse block relay center.
6. Install the harness end nuts.




7. Press tabs (1) inward to lift and remove the large junction block cover (2).




8. Press tabs (1) inward to lift and remove the small junction block cover (2).
9. Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection (Service and Repair).