Toyota ZZT230 series Repair Manual page 522

INSPECTION PROCEDURE
1 Check operation of ABS pump motor.
Replace ABS actuator.
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ANTI-LOCK BRAKE SYSTEM WITH ELECTRONIC
DIAGNOSnCS
BRAKE FORCE DISTRIBUTION (EBD)
PREPARATION:
Disconnect the ASS actuator connector.
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CHECK:
Connect positive
e
lead to terminal GND (A5 - 1 ) of the ASS actuator connector,
check that the pump motor is operates.
OK:
The running sound of the pump motor should be
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heard.
Check tor open circuit In harness and connecM
tor between ABS motor relay, ABS actuator and
ABS ECU (See page IN--'1 0 ).
lead to terminal BM (A5 - 2) and negative
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