Inspection Procedure

Check voltage between terminals Tc and CG of the DLC3.
PREPARATION:

Turn the ignition switch ON.

CHECK:

Measure voltage between terminal Tc and CG of DLC3.

OK:

Voltage: 10 - 14 V

Fig 1: Measuring Voltage Between Terminal Tc & CG Of DLC3
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
1. OK: If ABS warning light and VSC warning light does not blink even after Tc and CG have been connected, the ECU may be defective.
2. NG: Go to next step
With ignition switch OFF, check for open and short circuit in harness and connector between skid control ECU and DLC3, DLC3 and body ground.
1. NG: Repair or replace harness or connector.
2. OK: Check and replace skid control ECU.