DTC Troubleshooting: 11-1x, 11-2x

DTC 11-1x (11-10 to 11-19, 11-1A to 11-1F): Open in Driver's Airbag Inflator (LHD) DTC 11-2x (11-20 to 11-29, 11-2A to 11-2F): Increased Resistance in Driver's Airbag Inflator (LHD) Special Tools Required SRS inflator simulator 07SAZ-TB4011A SRS simulator lead C 07TAZ-SZ5011A SRS simulator lead F 07XAZ-SZ30100 Erase the DTC memory. 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 11-1x or 11-2x indicated?
YES | - | Go to Step 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.
Turn the ignition switch OFF. Disconnect the battery negative cable, and wait for 3 minutes. Disconnect the driver's airbag 2P connector (A) from the cable reel. Connect the SRS inflator simulator (2 Ω connector) and simulator lead C to the cable reel. Reconnect the battery negative cable. Erase the DTC memory. Read the DTC. Is DTC 11-1x or 11-2x indicated?
YES | - | Go to Step 9 .
NO | - | Open or increased resistance in the driver's airbag inflator; replace the driver's airbag. ■
Turn the ignition switch OFF. Disconnect the battery negative cable, and wait for 3 minutes. |

Disconnect the dashboard wire harness 4P connector (A) from the cable reel. Connect the SRS inflator simulator (2 Ω connectors) and simulator lead F to the dashboard wire harness. Reconnect the battery negative cable. Erase the DTC memory. Read the DTC. Is DTC 11-1x or 11-2x indicated?
YES | - | Go to Step 15 .
NO | - | Open or increased resistance in the cable reel; replace the cable reel. ■
Turn the ignition switch OFF. Disconnect the battery negative cable, and wait for 3 minutes. |

Disconnect SRS unit connector A (28P) from the SRS unit. Do not disconnect the simulator lead from dashboard wire harness. Disconnect the SRS inflator simulator from the SRS simulator lead F. |

Check resistance between the terminals of the SRS simulator lead C. There should be 1.0 Ω or less. Is the resistance as specified?
YES | - | Faulty SRS unit or poor contact at SRS unit connector A (28P) and the SRS unit, check the connection between SRS unit connector A (28P) and the SRS unit. If the connection is OK, replace the SRS unit. ■
NO | - | Open or increased resistance in the dashboard wire harness; replace the dashboard wire harness.■