DTC Troubleshooting: 41-Cx

DTC 41-Cx: Faulty Power Supply to the Left Front Impact Sensor 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 41-Cx 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). |

Disconnect the front pasenger's airbag 2P connector (A). |

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

Disconnect the engine compartment wire harness 2P connector (A) from the left front impact sensor. |

Disconnect the SRS unit connector A (28P) from the SRS unit. |

Check resistance between the No. 27 terminal of SRS unit connector A (28P) and body ground. There should be an open circuit or at least 1 MΩ. Is the resistance as specified?
YES | - | Go to Step 10 .
NO | - | Short to ground in the dashboard wire harness or engine compartment wire harness; replace the faulty harness.■

Check resistance between the No. 15 and No. 27 terminals of SRS unit connector A (28P). There should be an open circuit or at least 1 MΩ. Is the resistance as specified?
YES | - | Faulty left front impact sensor or SRS unit; replace the left front impact sensor. If the problem is still present, replace the SRS unit. ■
NO | - | Short in the dashboard wire harness or engine compartment wire harness; replace the faulty harness.■