Inspection Procedure

Check voltage between terminals Tc and CG of DLC3.

Fig 1: Checking Terminal Voltage Between Tc & CG Of DLC3
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

CHECK:
1. Turn the ignition switch ON.
2. Measure the voltage between terminals Tc and CG of the DLC3.
OK:
1. Voltage: 10 to 14 V
1. OK: If ABS warning light does not blink even after Tc and CG are connected, ECU may be defective.
2. NG: Go to next step
Check for open and short circuit in harness and connector between skid control ECU and DLC3, and DLC3 and body ground (See PROCEDURE ).
1. NG: Repair or replace harness or connector.
2. OK: Go to next step Check and replace skid control ECU.