ELECTRONICALLY CONTROLLED BRAKE SYSTEM, Diagnostic DTC:C1440/98

DTC Code DTC Name
C1440/98 Unusual Bank Angle Detected

DESCRIPTION

If the skid control ECU (brake booster with master cylinder assembly) determines that the vehicle is being driven at a steep bank angle, the skid control ECU (brake booster with master cylinder assembly) stores DTC C1440/98 while VSC operation is temporarily disabled.

This is not a malfunction if the system and sensor circuits are normal and if normal VSC operation resumes.

DTC No.

Detection Item

INF Code

DTC Detection Condition

Trouble Area

Note

C1440/98

Unusual Bank Angle Detected

-

Driving at a steep bank angle.

Yaw rate and acceleration sensor (Airbag ECU assembly)

VSC DTC

PROCEDURE

  1. CHECK DTC

    1. Clear the DTCs.

      Click here

      Chassis > ABS/VSC/TRC > Clear DTCs

    2. Turn the power switch off.

    3. Perform a road test.

    4. Check if the same DTC is output.

      Click here

      Chassis > ABS/VSC/TRC > Trouble Codes

    Result

    Result

    Proceed to

    DTC C1440/98 is output.

    A

    DTC C1440/98 is not output.

    B

    Yaw rate and acceleration sensor DTCs are output.

    C
    B

    END

    C

    REPAIR CIRCUITS INDICATED BY OUTPUT DTCS

    Click here

    A

  2. CLEAR DTC

    1. Clear the DTCs.

      Click here

      Chassis > ABS/VSC/TRC > Clear DTCs

      Tip:

      • If the skid control ECU (brake booster with master cylinder assembly) determines that the vehicle is being driven at a steep bank angle, the skid control ECU (brake booster with master cylinder assembly) stores DTC C1440/98 while VSC operation is temporarily disabled.

      • This is not a malfunction if the system and sensor circuits are normal and if normal VSC operation resumes.

    Result

    Proceed to

    NEXT
    NEXT

    END