Toyota ZZT230 series Repair Manual page 502

Check and replace ABS ECU.
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DIAGNOSTICS ANTI-LOCK BRAKE SYSTEM WITH ELECTRONIC
BRAKE FORCE DISTRIBUTION (EBD)
Rear:
PREPARATION:
rear speed sensor (See page
Remove the
CHECK:
the sensor rotor serrations.
Check
OK:
No scratches or missing teeth or foreign objects.
CHECK:
the sensor tip.
Check
OK:
No scratches or foreign objects on the sensor
G
Replace sensor rotor or speed sensor.
NOTICE:
Check the spee d sensor signal last (See page 01-276).
Dl-291
BR-59).
tip.