Hint:
Use the table below to help determine the cause of the problem symptom. The potential causes of the symptoms are listed in order of probability in the "suspected area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.

Operation check
Terminals of ecuPrecaution
Inspection procedure for vehicle involved
in accident
Perform the zero point calibration and sensitivity
check if any of the following conditions apply.
The occupant classification ecu is replaced.
Accessories (seat cover etc.) Are installed.
The front passenger seat is remove ...
Transmission control cable assembly
Replacement
Remove rear console box sub-assembly
Remove the console box (see page ip-20).
Disconnect cable from negative battery
terminal
Caution:
Wait at least 90 seconds after disconnecting the
cable from the negative (-) battery terminal to
prevent airbag and seat belt pre ...
Master cylinder pressure sensor malfunction
Description
The master cylinder pressure sensor is connected to the skid control ecu in
the abs and traction
actuator.
Dtc c1281/81 can be detected when the master cylinder pressure sensor sends a
master cylinder
pressure signal or test mode ends. Dtc c1281/81 is output only in test mo ...