DTC Troubleshooting: 44-1x

DTC 44-1x (44-10 to 44-19, 44-1A to 44-1F):  No Signal from the Right Side Impact Sensor (1st)


Special Tools Required
SRS inflator simulator (  07SAZ-TB4011A)

SRS simulator lead H (  07YAZ-S3A0100)



1.Erase the DTC memory.

2.Turn the ignition switch ON (II), and check that the SRS indicator comes on for about 6 seconds and then goes off.

Does the SRS indicator stay on and is DTC 44-1x indicated?


YES - Go to 3.


NO - Intermittent failure, system is OK at this time. Go to Troubleshooting Intermittent Failures. If another DTC is indicated, go to the DTC troubleshooting index for troubleshooting details.


3.Turn the ignition switch OFF. Disconnect the battery negative cable, and wait for 3 minutes.

4.Check the connection between the floor wire harness 2P connector and the right side impact sensor (1st).

Is the connection OK?


YES - Go to 5.


NO - Replace the right side impact sensor (1st) and/or the floor wire harness, as needed.n


5.Disconnect both seat belt tensioner 4P connectors (A).

6.Disconnect the floor wire harness 2P connector (A) from the right side impact sensor (1st).

7.Connect the SRS inflator simulator (jumper connector) and the simulator lead to the floor wire harness.

8.Disconnect SRS unit connector B (28P) from the SRS unit.

9.Check resistance between the No. 25 and No. 26 terminals of SRS unit connector B (28P). There should be 1.0 W or less.

Is the resistance as specified?


YES - Faulty right side impact sensor (1st) or  SRS unit; replace the sensor. If the problem is still present, replace the SRS unit.n


NO - Open in the floor wire harness; replace the floor wire harness.n