VARIABLE GEAR RATIO STEERING SYSTEM, Diagnostic DTC:C15C3/75, C15CB/84

DTC Code DTC Name
C15C3/75 Brake System Control Module
C15CB/84 VSC System Malfunction

DESCRIPTION

The VGRS ECU (steering control ECU) detects a vehicle speed error by receiving an error signal from the skid control ECU (master cylinder solenoid) via CAN communication.

If the VGRS ECU (steering control ECU) detects this error signal, it turns the master warning light on, and stores this DTC.

DTC No. DTC Detection Condition Trouble Area
C15C3/75

All conditions are met:


  • 3 seconds or more after the engine switch is turned on (IG).

  • Power source voltage at 10 to 16 V.

  • Information regarding a vehicle speed signal malfunction is received for approximately 3 seconds or more from the skid control ECU (master cylinder solenoid) via CAN communication or there is a VDIM monitoring malfunction

 Skid control ECU (Master cylinder solenoid)
C15CB/84

All conditions are met:


  • 3 seconds or more after the engine switch is turned on (IG).

  • Power source voltage at 10 to 16 V.

  • Information regarding a skid control ECU (master cylinder solenoid) internal malfunction is received 3 seconds or more via CAN communication.

 Skid control ECU (Master cylinder solenoid)

CAUTION / NOTICE / HINT

Note

When replacing the master cylinder solenoid, perform zero point calibration and store system information Click here.

PROCEDURE


  1. CHECK DTC (VEHICLE STABILITY CONTROL SYSTEM)


    1. Check for DTCs in the Vehicle Stability Control System Click here.


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    GO TO VEHICLE STABILITY CONTROL SYSTEM (DIAGNOSTIC TROUBLE CODE CHART) Click here