1 - rear wheel speed sensor; 2 - speed sensor magnetic ring; 3 - brake drum
Removal
Jack up the vehicle, place it on reliable supports, or place it on a two-post lift, apply the parking brake and turn off the ignition.
Remove the rear wheel.
Raise the vehicle to a height convenient for performing work.
Remove harness 2, Figure 21-4, of the speed sensor wires from the slot in bracket 1 and from retainer 3 on the rear suspension arm.
Figure 21-4 - Removing the rear wheel speed sensor: 1 - bracket for fastening the speed sensor wiring harness; 2 - speed sensor wiring harness; 3 - retainer; 4 - rear brake shield; 5 - speed sensor mounting bolt; 6 - rear wheel speed sensor
Loosen bolt 5 securing the speed sensor to the rear brake shield (torx T30 replacement bit, extension, ratchet wrench)...
... and remove the sensor
Unscrew the two nuts 4, Figure 21-5, securing the protective harness cover of the rear wheel speed sensor (replaceable head 13, ratchet wrench).
Figure 21-5 - Removing the rear wheel speed sensor: 1 - rear wheel arch; 2 - casing fastening clamps; 3 - protective cover for the speed sensor wiring harness; 4 - casing mounting nuts; 5 - Speed sensor wiring harness connector; 6 - protective cover in the unfolded position; 7 - rear wiring harness
Remove the two fastening clips 2 of the casing and unfold the casing 3 (6) to gain access to the wiring harness block of the speed sensor (flat head screwdriver).
Remove the speed sensor wiring harness from the housing holders...
... and disconnect the connector 5 of the sensor harness from the harness 7 of the rear wires and remove the sensor.
Installation
Connect the speed sensor wiring harness connector to the rear ABS wiring harness and secure the sensor wiring harness to the housing holders.
Install the protective cover of the speed sensor wiring harness in place and secure it to the rear wheel arch with two clamps and two nuts. Tightening torque of nuts 14 Nm (1.4 kgf·m) (replaceable head 13, ratchet wrench, torque wrench).
Install the speed sensor into the hole in the brake shield and secure it with a bolt. Bolt tightening torque 14 Nm (1.4 kgf·m) (torx T30 replacement bit, extension, ratchet wrench, torque wrench).
Install the speed sensor wiring harness into the bracket slot and into the holder on the rear suspension arm.
Install the rear wheel.