Electronic Brake Control Module: Testing and Inspection

ANTI-LOCK BRAKE SYSTEM CIRCUIT INSPECTION



1. INSPECT SYSTEM CIRCUIT WITH CONNECTORS CONNECTED
(a) Remove the ABS ECU






(b) Using a voltmeter with high impedance (10 kilo Ohm/V minimum), measure the voltage at each terminal and body ground.






2. INSPECT SYSTEM CIRCUIT WITH CONNECTORS DISCONNECTED
(a) Disconnect the connectors from the ECU, inspect at the wire harness side connector.






- If the circuit is not as specified, check and repair or replace the trouble part shown in the table above.
(b) Connect the connectors, and install the ECU in place.