Description
The pressure sensor converts the brake fluid pressure to an electric signal and transmits it to the ABS actuator and electric unit (control unit). (The pressure sensor is integrated in the ABS actuator and electric unit (control unit).)
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE 1.CHECK SELF-DIAGNOSIS RESULTS
Check the self-diagnosis results.
Is above displayed on the self-diagnosis display?
YES >> Proceed to diagnosis procedure.
NO >> Inspection END
Disconnect ABS actuator and electric unit (control unit) connector.
Disconnect stop lamp switch connector.
Check terminal for deformation, disconnection, looseness, and so on. If any malfunction is found, repair or replace terminal.
Reconnect connectors securely.
Start engine.
Repeat pumping brake pedal carefully several times, and perform self-diagnosis. Is the Inspection result normal?
YES >> GO TO 2
NO >> Poor connection of connector terminal. Repair or replace connector. 2.CHECK STOP LAMP SWITCH
Turn ignition switch OFF.
Disconnect stop lamp switch connector.
Check continuity between stop lamp switch connector terminals.
Is the Inspection result normal?
YES >> GO TO 3
NO >> Replace stop lamp switch. 3.CHECK STOP LAMP SWITCH CIRCUIT
Disconnect ABS actuator and electric unit (control unit) connector.
Connect stop lamp switch connector.
Check voltage between ABS actuator and electric unit (control unit) harness connector terminal and ground.
Is the Inspection result normal?
YES >> GO TO 4
NO >> Repair or replace malfunctioning components. 4.CHECK SELF-DIAGNOSIS RESULTS
Check self-diagnosis results.
Is above displayed on the self-diagnosis display?
YES >>