SRS

DTC Troubleshooting - with Side Airbags (cont'd)

23-107  

  1. Disconnect the U2o connector (A) from the SRS unit (B). Do not disconnect the special tool (2 ohm) from the SPi connector.

  1. Check resistance between the No. 7 and No. 18 terminals of the U2o connector. There should be 2.0 - 3.0 ohm.

U2o CONNECTOR

Wire side of female terminals

Is the resistance as specified?

YES - Faulty SRS unit or poor contact at the U2o connector and the SRS unit; check the connection at the U2o connector and SRS unit. If the connector is OK, replace the SRS unit.

NO - Open or increased resistance in the floor wire harness; replace the floor wire harness.

DTC 12-3: Short to Another Wire or Decreased Resistance in Front Passenger's Side Airbag Inflator (With OPDS Unit Model)
  1. Erase the DTC memory (see page 23-38).
  2. 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).

  1. Turn the ignition switch OFF. Disconnect the battery negative cable and wait for 3 minutes.
  2. Disconnect the SPi connector (A) from the front passenger's side airbag (B).

  1. Connect the special tool (2 ohm) to the SPi connector.