ABS (Antilock Brake System)

CIRCUIT DESCRIPTION
The ABS & TRAC & VSC ECU receives engine revolution speed signals (NE signals) from the ECM.





DETECTING CONDITIONS

Fail safe function:
If any trouble occurs in the NE signal circuit, the ECU prohibits TRAC & VSC controls.





WIRING DIAGRAM

Step 1:

Step 2:

INSPECTION PROCEDURE