B2300 SE Regular Cab 2WD L4-2.3L VIN A (1997)
Wheel Speed Sensor: Service and Repair
Toothed Ring
REPLACEMENT
1. Remove the differential from the rear axle (refer Transmission and Drivetrain).
2. Remove the bolts retaining the ring gear to the differential case.
3. Remove the ring gear, noting the following:
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Remove the ring gear by striking at alternate holes around the gear.
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Only remove speed sensor rotor if replacement is required. It does not have to be removed for ring bearing replacement.
4. Remove the speed sensor rotor by tapping with a soft-face hammer. Discard the speed sensor rotor, noting the following:
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The exciter ring must be discarded upon removal. If removed, a new speed sensor rotor must be installed.
5. Install in reverse order for removal, noting the following:
a. Position ring gear and speed sensor rotor on differential case. The tab on the speed sensor rotor must be aligned with the slot in the differential
case as shown. Start two ring gear retaining bolts through the case into the ring gear to make sure case-to-ring gear bolt hole alignment is
achieved.
CAUTION: The tab on the speed sensor rotor must be aligned with the slot in the differential case.
b. Press the ring gear and speed sensor rotor on the differential case using the ring gear as a pilot.
c. Coat the threads of ring gear retaining bolts with sealant. Install bolts and alternately tighten evenly to 95-115 Nm (70-85 ft. lbs.).
