B1797

DTC B1797 Calibration Malfunction

DESCRIPTION

DTC Detection Condition:

DTC B1797 is output when either of the following occurs:
- Zero point calibration is performed when the conditions for the calibration are not satisfied.
- Zero point calibration has failed.

NOTE: Replace the occupant classification ECU, occupant classification sensor, seat cushion cover pad, seat cushion cover and seat cushion seat heater as a 5 part set (see supply set part no.).

HINT:
- When DTC B1650/32 is detected as a result of troubleshooting for the supplemental restraint system, check the DTCs stored in the occupant classification ECU. When DTC B1797 is output, perform troubleshooting for the DTC.
- Use the intelligent tester to check for DTCs of the occupant classification ECU, otherwise the DTC cannot be read.

INSPECTION PROCEDURE

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