Jeep Cherokee (XJ): Removal and installation

Horn relay

REMOVAL

(1) Disconnect and isolate the battery negative cable.

(2) Remove the fuse access panel by unsnapping it from the right cowl side inner trim panel (Fig. 3).

(3) Remove the push nut that secures the right cowl side inner trim panel to the junction block stud.

(4) Remove the screw located above the fuse access opening that secures the trim panel to the right cowl side inner panel.

(5) Remove the screw that secures the right cowl side inner trim panel and right front door sill trim to the door opening sill.

(6) Remove the trim from the right cowl side inner panel.

(7) Refer to Junction Block in the Contents of Group 8W - Wiring Diagrams for horn relay identification and location.

(8) Remove the horn relay from the junction block.

INSTALLATION

(1) Refer to Junction Block in the Contents of Group 8W - Wiring Diagrams for proper horn relay location.

(2) Position the horn relay in the proper receptacle in the junction block.

(3) Align the horn relay terminals with the terminal cavities in the junction block receptacle.

Fig. 3 Right Cowl Side Inner Trim Remove/Install
Fig. 3 Right Cowl Side Inner Trim Remove/Install

1 - RIGHT FRONT DOOR SILL
2 - COWL SIDE TRIM PANEL
3 - SCREW
4 - SILL TRIM
5 - FUSE ACCESS PANEL
6 - PUSH-NUT

(4) Push down firmly on the horn relay until the terminals are fully seated in the terminal cavities in the junction block receptacle.

(5) Position the trim onto the right cowl side inner panel.

(6) Install and tighten the screw that secures the right cowl side inner trim panel and right front door sill trim to the door opening sill. Tighten the screw to 2.2 N·m (20 in. lbs.).

(7) Install and tighten the screw located above the fuse access opening that secures the trim panel to the right cowl side inner panel. Tighten the screw to 2.2 N·m (20 in. lbs.).

(8) Install the push nut that secures the right cowl side inner trim panel onto the junction block stud.

(9) Install the fuse access panel by snapping it onto the right cowl side inner trim panel.

(10) Reconnect the battery negative cable.

Horn

REMOVAL

(1) Disconnect and isolate the battery negative cable.

(2) Raise and support the vehicle.

(3) Remove the front underbody splash shield.

NOTE: Remove the horn and its mounting bracket from the vehicle as a unit. Do not remove the horn from its mounting bracket.

(4) Remove the screw that secures the horn and mounting bracket unit to the radiator closure panel brace (Fig. 4).

Fig. 4 Horns Remove/Install
Fig. 4 Horns Remove/Install

1 - MOUNTING BOLT
2 - HORN

(5) Lower the horn and mounting bracket unit far enough to access and disconnect the wire harness connector from the horn connector receptacle.

(6) Remove the horn and mounting bracket unit from behind the front bumper

INSTALLATION

(1) Position the horn and mounting bracket unit behind the front bumper.

(2) Reconnect the wire harness connector to the horn connector receptacle.

(3) Position the horn and mounting bracket unit to the radiator closure panel brace.

(4) Install and tighten the screw that secures the horn and mounting bracket unit to the radiator closure panel brace. Tighten the screw to 28.5 N·m (21 ft. lbs.).

(5) Install the front underbody splash shield.

(6) Lower the vehicle.

(7) Reconnect the battery negative cable.

    Previous pageDiagnosis and testing

    Horn relay The horn relay (Fig. 2) is located in the junction block on the right cowl side inner panel below the instrument panel in the passenger compartment. If a problem is encountered with a co ...

    Other materials:

    Battery cables
    DIAGNOSIS A voltage drop test will determine if there is excessive resistance in the battery cable terminal connections or the battery cables. If excessive resistance is found in the battery cable connections, the connection point should be disassembled, cleaned of all corrosion or foreign mat ...