Check resistance between the No. 8 and No. 15 terminals of the U2o connector. There should be 0 - 1.0 ohm. U2o CONNECTOR Wire side of female terminals Is the resistance as specified? YES - Faulty left side impact sensor or SRS unit; replace the left side impact sensor. If the problem is still present, replace the SRS unit. NO - Open in the floor wire harness; replace the floor wire harness.

DTC 13-4: Faulty Power Supply to the Left Side Impact Sensor (Without OPDS Unit Model) Erase the DTC memory (see page 23-38). Turn the ignition switch ON (II), and check that the SRS indicator light comes on for about 6 seconds and then goes off. Does the SRS indicator light stay on? YES - Go to step 3. NO - Intermittent failure, system is OK at this time. Go to Troubleshooting Intermittent Failures (see page 23-38). Turn the ignition switch OFF. Disconnect the battery negative cable and wait for 3 minutes. Disconnect the SLi and SRi connectors.