Electronic Brake Control Module: Testing and Inspection

ANTI-LOCK BRAKE SYSTEM CIRCUIT SYSTEM CIRCUIT INSPECTION





1. INSPECT SYSTEM CIRCUIT WITH CONNECTOR 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.









If the circuit is not as specified, check and repair or replace the trouble part in the table above.





2. INSPECT SYSTEM CIRCUIT WITH CONNECTOR DISCONNECTED

(a) Disconnect the connectors from the ECU, inspect a the wire harness side connector.





If the circuit is not as specified, check and repair or replace the trouble part in the table above.

(b) Connect the connectors, and install the ECU in place.