DTC C1412: Selected Parameter

DTC detecting condition: 

• A fault is detected if abnormal set value is found on the vehicle model that were given some parameters.
• A fault is detected if 0 point setting compensation of the sensor is not yet performed.

Trouble symptom: 

• ABS does not operate.
• VDC does not operate.
• AVH does not function.
• EyeSight does not operate.
  NOTE: When the VDCCM & H/U is replaced, this DTC may be stored.

1. CHECK VDCCM & H/U IDENTIFICATION SYMBOL. 

   Check the identification symbol attached on the H/U. Ref. to VEHICLE DYNAMICS CONTROL (VDC)>GENERAL DESCRIPTION>SPECIFICATION .

   Is the identification symbol correct?

   Yes  : Go to  2.

   No  : Replace the VDCCM & H/U. Ref. to VEHICLE DYNAMICS CONTROL (VDC)>VDC CONTROL MODULE AND HYDRAULIC CONTROL UNIT (VDCCM & H/U) .

2. CHECK PARAMETER SELECTED IN VDCCM. 

   Check the VDCCM parameters. Ref. to VEHICLE DYNAMICS CONTROL (VDC)>VDC CONTROL MODULE AND HYDRAULIC CONTROL UNIT (VDCCM & H/U)>MAINTENANCE MODE>VDCCM PARAMETER CHECK .

   Does the parameter registered in the VDCCM match the relevant vehicle?

   Yes  : Go to  3.

   No  : Select and register the correct parameter. Ref. to VEHICLE DYNAMICS CONTROL (VDC)>VDC CONTROL MODULE AND HYDRAULIC CONTROL UNIT (VDCCM & H/U)>MAINTENANCE MODE>VDCCM PARAMETER SELECTION .

3. CHECK SPECIFICATIONS OF OTHER CONTROL MODULES. 

   Check the specifications of ECM and TCM.

   Are the specifications of ECM and TCM the same as vehicle specification?

   Yes  : Replace the VDCCM & H/U. Ref. to VEHICLE DYNAMICS CONTROL (VDC)>VDC CONTROL MODULE AND HYDRAULIC CONTROL UNIT (VDCCM & H/U) .

   No  : Replace the ECM and TCM. Ref. to FUEL INJECTION (FUEL SYSTEMS) (H4DOTC)>ENGINE CONTROL MODULE (ECM) . Ref. to CONTINUOUSLY VARIABLE TRANSMISSION (TR690)>TRANSMISSION CONTROL MODULE (TCM) .