REAR ABS WHEEL-SPEED SENSOR INSPECTION

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Installation Visual Inspection

1.  Inspect the following items:

•  If there is any malfunction, replace the applicable part.

(1)  Excessive looseness or play of the rear ABS wheel-speed sensor

(2)  Deformation of the rear ABS wheel-speed sensor

(3)  Deformation or damage of the rear ABS sensor rotor

Clearance Inspection

1.  Verify the clearance between the rear ABS sensor rotor and the rear ABS wheel-speed sensor.

•  If there is any malfunction, check for improper installation, and replace if necessary.

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Sensor Output Value Inspection

Caution

•  Resistance inspection using other testers may cause damage to the ABS wheel-speed sensor internal circuit. Be sure to use the M-MDS to inspect the ABS wheel-speed sensor.

1.  Turn the ignition switch off.

2.  Connect the M-MDS to the DLC-2.

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3.  Select the following PIDs using the M-MDS:

•  LR_WSPD

(LR wheel-speed sensor)

•  RR_WSPD

(RR wheel-speed sensor)

4.  Start the engine and drive the vehicle.

5.  Verify that the display of the M-MDS shows the same value as the speedometer.

•  If there is any malfunction, replace the rear ABS wheel-speed sensor.