TS and CG Terminal Circuit

BRAKE CONTROL: ELECTRONICALLY CONTROLLED BRAKE SYSTEM: TS and CG Terminal Circuit

TS and CG Terminal Circuit

DESCRIPTION

In the sensor check mode, a malfunction of the speed sensor that cannot be detected when the vehicle is stopped is detected while driving.
Transition to the sensor check mode can be performed by connecting terminals TS and CG of the DLC3 and turning the engine switch from off to on (IG).

WIRING DIAGRAM





INSPECTION PROCEDURE
NOTICE:
When replacing the skid control ECU, perform initialization of linear solenoid valve calibration Programming and Relearning.

PROCEDURE

1. CHECK HARNESS AND CONNECTOR (SKID CONTROL ECU TO DLC3 (TS))





(a) Turn the engine switch off.
(b) Disconnect the skid control ECU connector.
(c) Measure the resistance according to the value(s) in the table below.
Resistance:






NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- Continue to next step.
2. CHECK HARNESS AND CONNECTOR (DLC3 (CG) TO BODY GROUND)





(a) Measure the resistance according to the value(s) in the table below.
Resistance:






NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- Continue to next step.
3. CHECK HARNESS AND CONNECTOR (DLC3 (TS) TO BODY GROUND)





(a) Measure the resistance according to the value(s) in the table below.
Resistance:





HINT:
If troubleshooting has been carried out according to the PROBLEM SYMPTOMS TABLE, refer back to the table and proceed to the next step before replacing the part Problem Symptoms Table.

NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- REPLACE SKID CONTROL ECU