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