Highlander 2WD V6-3.0L (1MZ-FE) (2003)
Brake Warning Indicator: Testing and Inspection
ABS W/EBD, BA, TRAC & VSC Systems
CIRCUIT DESCRIPTION
If the ECU detects trouble, it lights the brake warning light while at the same time prohibiting ABS control.
At this time, the ECU records a DTC in memory.
Connect terminals Tc and CG of the DLC3 to make the brake warning light blink and output the DTC.
Wiring Diagram
Step 1 - 2