Diesel Data: Automotive Repair

TS and CG Terminal Circuit








POWER STEERING: ELECTRONIC POWER STEERING SYSTEM: TS and CG Terminal Circuit

TS and CG Terminal Circuit

DESCRIPTION

The power steering ECU can be changed from normal mode to the mode for the torque sensor zero point calibration by turning the ignition switch on after the DLC3 TS and CG terminals have been connected.

WIRING DIAGRAM





INSPECTION PROCEDURE

PROCEDURE

1. INSPECT DLC3 TERMINAL VOLTAGE




(a) Turn the ignition switch to ON.
(b) Measure the voltage.
Standard voltage:






OK -- END
NG -- Continue to next step.
2. CHECK HARNESS AND CONNECTOR (DLC3 - BODY GROUND)




(a) Measure the resistance.
Standard resistance:






NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- Continue to next step.
3. CHECK HARNESS AND CONNECTOR (POWER STEERING ECU - DLC3)




(a) Disconnect the connector from the power steering ECU.
(b) Measure the resistance.
Standard resistance:






NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- REPLACE POWER STEERING ECU