DTC Troubleshooting: 11-5, 12-5

DTC 12-5:  Short to Ground in Front Passenger's Side Airbag Inflator (With OPDS unit model)
DTC 11-5:  Short to Ground in Left Side Airbag Inflator (Without OPDS unit model)

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

SRS simulator lead E (  07XAZ-S1A0200)
 


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?


YES - Go to 3.


NO - Intermittent failure, system is OK at this time. Go to Troubleshooting Intermittent Failures.


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

4.Disconnect the SPi connector (1) from the front passenger's (left) side airbag (A).

 

5.Connect the special tool (2 W connector) to the SPi connector.

6.Reconnect the battery negative cable.

7.Erase the DTC memory.

8.Read the DTC.

Is DTC 12-5 or DTC 11-5 indicated?


YES - Go to 9.


NO - Short to ground in the front passenger's (left) side airbag inflator; replace the front passenger's (left) side airbag.n


9.Disconnect the battery negative cable, and wait for 3 minutes.

10.Disconnect the SDo connector (1).

 

11.Disconnect the U2o connector (1) from the SRS unit (A).

 

12.Check resistance between the No. 15 and No. 18 terminals of U2o connector and between the No. 16 and No. 18 terminals. Then check resistance between the No. 18 terminal and body ground. There should be 1 MW or more.

 

Is the resistance as specified?


YES - Faulty  SRS unit; replace the SRS unit.n


NO - Short to ground in the floor wire harness; replace the floor wire harness.n