Inspection Procedure
NOTE:
When replacing the skid control ECU, perform initialization of linear solenoid valve and calibration (see INITIALIZATION
).
- CHECK SKID CONTROL ECU (BS1, BS2 VOLTAGE)
- Measure the voltage of the connectors.
HINT:
Measure the voltage from behind the connector with the connector connected to the skid control ECU.
TESTER CONNECTION SPECIFIED CONDITIONTester Connection Specified Condition S7-3 (BS1) - Body ground 10 to 14 V S10-7 (BS2) - Body ground 10 to 14 V
NG : REPAIR OR REPLACE HARNESS AND CONNECTOR
OK : GO TO NEXT STEP
- Measure the voltage of the connectors.
- PERFORM ACTIVE TEST BY INTELLIGENT TESTER (BRAKE CONTROL WARNING LIGHT)
- Select the ACTIVE TEST, generate a control command, and then check that the brake control warning light operates.
Skid control ECU
ACTIVE TESTItem Test Details Diagnostic Note ECB INDI LIGHT Turns Brake Control warning light ON / OFF Observe combination meter OK : The brake control warning light turns on or off.
NG : REPAIR OR REPLACE COMBINATION METER
OK : REPLACE SKID CONTROL ECU
- Select the ACTIVE TEST, generate a control command, and then check that the brake control warning light operates.