Isuzu 2000 Trooper Workshop Manual page 649

Inspection and Repair
1. Check the speed sensor pole piece for presence of
foreign materials; remove any dirt, etc.
2. Check the pole piece for damage; replace speed
sensor if necessary.
3. Check the speed sensor cable for short or open
circuit, and replace with a new one if necessary.
To check for cable short or open, bend or stretch the
cable while checking for continuity.
4. Check the sensor ring for damage including tooth
chipping, and if damaged, replace the sensor ring
assembly. Refer to removal of the sensor ring in
Section 4C "Front hub and disc".
Installation
1. Install speed sensor and take care not to hit the speed
sensor pole piece during installation.
2. Install speed sensor fixing bolt and tighten the fixing
bolt to the specified torque.
Torque
Sensor side : 8 N·m (69 lb in)
Caliper side : 155 N·m (115 lb ft)
Legend
(1) Caliper Fixing Bolt
(2) Bracket
(3) Sensor Fixing Bolt
(4) Sensor
(5) Knuckle
(6) Brake Caliper
3. Install speed sensor cable fixing bolt (Lower side) and
tighten the fixing bolt to the specified torque.
Torque : 24 N·m (18 lb ft)
4. Install speed sensor cable fixing bolt (Upper side) and
tighten the fixing bolt to the specified torque.
Torque : 6 N·m (52 lb ft)
ANTI–LOCK BRAKE SYSTEM
NOTE: Confirm that a white line marked on the cable is
not twisted when connecting the speed sensor cable.
5. Install speed sensor connector.
350RW011
5B–5