Mike's Workshop Manuals: Service manuals for every vehicle
Home >> Lexus >> 2013 >> GS 350 Base, AWD >> Repair and Diagnosis >> Brakes >> Traction Control >> Vehicle Stability Control System (Diagnostic Codes & Symptom Tests) >> Vehicle Stability Control System >> DTC C1440: Unusual Bank Angle Detected >> Procedure

DTC C1440: Unusual Bank Angle Detected: Procedure

  1. CHECK DTC 
    1. Clear the DTCs. Refer to DTC CHECK / CLEAR [12/2011 - ] .
    2. Perform the road test on a level road.
    3. Check if the same DTC is recorded. Refer to DTC CHECK / CLEAR [12/2011 - ] .
      RESULT

      Result Proceed to
      DTC (C1440) is output A
      DTC (C1440) is not output B
      Yaw rate sensor DTC is output C

    B → END 

    C → See step   3 

    A: Go to next step 

  2. CLEAR DTC 
    1. Clear the DTCs. Refer to DTC CHECK / CLEAR [12/2011 - ] .

      HINT: 

      • If the skid control ECU determines that the vehicle is being driven at a steep bank angle, the skid control ECU (brake actuator assembly) stores DTC C1440 while VSC operation is temporarily disabled.
      • It is not a malfunction if the system and sensor circuits are normal and if the normal VSC operation resumes.

    NEXT → END 

  3. REPAIR CIRCUIT INDICATED BY OUTPUT DTC. Refer to  DIAGNOSTIC TROUBLE CODE CHART [12/2011 - ]