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Home >> Acura >> 2017 >> MDX Base >> Repair and Diagnosis >> Restraints >> Air Bag, SRS >> Supplemental Restraint System (SRS) - Diagnostics (3 Of 3) (Except Hybrid) >> DTC Troubleshooting >> DTC B0096-87, B0097-87 (2014 2015 2016)

DTC B0096-87, B0097-87 (2014 2015 2016)

DTC B0096-87  : No Signal From the Right Side Impact Sensor (first)DTC B0097-87  : No Signal From the Right Side Impact Sensor (second)

DTC Description DTC
B0096-87 No signal from the right side impact sensor (first)  
B0097-87 No signal from the right side impact sensor (second)  

DTC (SRS)

  1. DTC check

    -1. Clear the DTCs with the HDS.

    - 2. Turn the vehicle to the ON mode, then wait for 10 seconds.

    - 3. Check for DTCs with the HDS.

    DTC Description DTC
    B0096-87 No signal from the right side impact sensor (first)  
    B0097-87 No signal from the right side impact sensor (second)  

    Are DTCs indicated?

    DTC B0096-87

    Go to step 2.

    DTC B0097-87

    Go to step 12.

    DTC B0096-4A or B0096-92

    Replace the right side impact sensor (first) - Refer to: Side Impact Sensor (First) Removal and Installation, or Side Impact Sensor (Second) Removal and Installation , then clear the DTC.

    DTC B0097-4A or B0097-92

    Replace the right side impact sensor (second) - Refer to: Side Impact Sensor (First) Removal and Installation, or Side Impact Sensor (Second) Removal and Installation , then clear the DTC.

    NO DTC

    Intermittent failure, the system is OK at this time. Go to Troubleshooting Intermittent Failures . If another DTC is indicated, troubleshoot the DTC.

  2. Connector connection check

    -1. Turn the vehicle to the OFF (LOCK) mode.

    - 2. Check the following connector connections.

    SRS unit connector B (39P) - Refer to: SRS Unit Removal and Installation,
    Right side impact sensor (first) 4P connector (on the floor wire harness) - Refer to: Side Impact Sensor (First) Removal and Installation, or Side Impact Sensor (Second) Removal and Installation
    Right side impact sensor (second) 2P connector (on the floor wire harness) - Refer to: Side Impact Sensor (First) Removal and Installation, or Side Impact Sensor (Second) Removal and Installation

    Are the connectors OK?

    YES 

    Go to step 4.

    NO 

    Go to step 3.

  3. System check

    -1. Repair the poor connector connections whichever was the cause of the problem in step 2.

    - 2. Clear the DTCs with the HDS.

    - 3. Turn the vehicle to the ON mode, then wait for 10 seconds.

    - 4. Check for DTCs with the HDS.

    DTC Description DTC
    B0096-87 No signal from the right side impact sensor (first)  

    Is B0096-87 indicated?

    YES 

    Turn the vehicle to the OFF (LOCK) mode, then go to step 4.

    NO 

    The system is OK at this time.

  4. Right side impact sensor (first) substituting

    -1. Substitute a known-good right side impact sensor (first).

    - 2. Reconnect the negative cable to the battery.

    - 3. Clear the DTCs with the HDS.

    - 4. Turn the vehicle to the ON mode, then wait for 10 seconds.

    - 5. Check for DTCs with the HDS.

    DTC Description DTC
    B0096-87 No signal from the right side impact sensor (first)  

    Is DTC B0096-87 indicated?

    YES 

    Go to step 5.

    NO 

    Replace the right side impact sensor (first) - Refer to: Side Impact Sensor (First) Removal and Installation, or Side Impact Sensor (Second) Removal and Installation , then clear the DTC.

  5. Shorted wire check (RBS1+ line to RBS1- line)

    -1. Turn the vehicle to the OFF (LOCK) mode.

    - 2. Disconnect the negative cable from the battery, then wait at least 3 minutes.

    - 3. Disconnect the following connectors.

    SRS unit connector B (39P) - Refer to: SRS Unit Removal and Installation,
    Right side impact sensor (first) 4P connector (on the floor wire harness) - Refer to: Side Impact Sensor (First) Removal and Installation, or Side Impact Sensor (Second) Removal and Installation
    Right side impact sensor (second) 2P connector (on the floor wire harness) - Refer to: Side Impact Sensor (First) Removal and Installation, or Side Impact Sensor (Second) Removal and Installation

    - 4. Measure the resistance between test points 1 and 2.

    Test condition Vehicle OFF (LOCK) mode
    SRS unit connector B (39P): disconnected
    Right side impact sensor (first) 4P connector (on the floor wire harness): disconnected
    Right side impact sensor (second) 2P connector (on the floor wire harness): disconnected
    Test circuit RBS1+, RBS1-
    Test point 1 Right side impact sensor (first) 4P connector No. 2 (on the floor wire harness)
    Test point 2 Right side impact sensor (first) 4P connector No. 3 (on the floor wire harness)
    GHH328273Courtesy of HONDA, U.S.A., INC.

    Is there an open circuit, or at least 1 MΩ?

    YES 

    The RBS1+ and RBS1- wires are not shorted. Go to step 6.

    NO 

    Short to another wire in the floor wire harness between the SRS unit and the right side impact sensor (first); replace the floor wire harness, then clear the DTC.

  6. Shorted wire check (RCS1+ line to RCS1- line)

    -1. Measure the resistance between test points 1 and 2.

    Test condition Vehicle OFF (LOCK) mode
    SRS unit connector B (39P): disconnected
    Right side impact sensor (first) 4P connector (on the floor wire harness): disconnected
    Right side impact sensor (second) 2P connector (on the floor wire harness): disconnected
    Test circuit RCS1+, RCS1-
    Test point 1 Right side impact sensor (first) 4P connector No. 1 (on the floor wire harness)
    Test point 2 Right side impact sensor (first) 4P connector No. 4 (on the floor wire harness)
    GHH328274Courtesy of HONDA, U.S.A., INC.

    Is there an open circuit, or at least 1 MΩ?

    YES 

    The RCS1+ and RCS1- wires are not shorted. Go to step 7.

    NO 

    Short to another wire in the floor wire harness between the right side impact sensor (first) and the right side impact sensor (second); replace the floor wire harness, then clear the DTC.

  7. Shorted wire check (RBS1+, RBS1- lines)

    -1. Measure the resistance between test points 1 and 2.

    Test condition Vehicle OFF (LOCK) mode
    SRS unit connector B (39P): disconnected
    Right side impact sensor (first) 4P connector (on the floor wire harness): disconnected
    Right side impact sensor (second) 2P connector (on the floor wire harness): disconnected
    Test circuit RBS1+
    Test point 1 Right side impact sensor (first) 4P connector No. 3 (on the floor wire harness)
    Test point 2 Body ground
    Test circuit RBS1-
    Test point 1 Right side impact sensor (first) 4P connector No. 2 (on the floor wire harness)
    Test point 2 Body ground
    GHH328275Courtesy of HONDA, U.S.A., INC.

    Is there an open circuit, or at least 1 MΩ?

    YES 

    The RBS1+ and RBS1- wires are not shorted. Go to step 8.

    NO 

    Short to ground in the floor wire harness between the SRS unit and the right side impact sensor (first); replace the floor wire harness, then clear the DTC.

  8. Shorted wire check (RCS1+, RCS1- lines)

    -1. Measure the resistance between test points 1 and 2.

    Test condition Vehicle OFF (LOCK) mode
    SRS unit connector B (39P): disconnected
    Right side impact sensor (first) 4P connector (on the floor wire harness): disconnected
    Right side impact sensor (second) 2P connector (on the floor wire harness): disconnected
    Test circuit RCS1+
    Test point 1 Right side impact sensor (first) 4P connector No. 1 (on the floor wire harness)
    Test point 2 Body ground
    Test circuit RCS1-
    Test point 1 Right side impact sensor (first) 4P connector No. 4 (on the floor wire harness)
    Test point 2 Body ground
    GHH328276Courtesy of HONDA, U.S.A., INC.

    Is there an open circuit, or at least 1 MΩ?

    YES 

    The RCS1+ and RCS1- wires are not shorted. Go to step 9.

    NO 

    Short to ground in the floor wire harness between the right side impact sensor (first) and the right side impact sensor (second); replace the floor wire harness, then clear the DTC.

  9. Shorted wire check (RBS1+, RBS1- lines to power)

    -1. Reconnect the negative cable to the battery.

    - 2. Turn the vehicle to the ON mode.

    - 3. Measure the voltage between test points 1 and 2.

    Test condition Vehicle ON mode
    SRS unit connector B (39P): disconnected
    Right side impact sensor (first) 4P connector (on the floor wire harness): disconnected
    Right side impact sensor (second) 2P connector (on the floor wire harness): disconnected
    Test circuit RBS1+
    Test point 1 Right side impact sensor (first) 4P connector No. 3 (on the floor wire harness)
    Test point 2 Body ground
    Test circuit RBS1-
    Test point 1 Right side impact sensor (first) 4P connector No. 2 (on the floor wire harness)
    Test point 2 Body ground
    GHH328277Courtesy of HONDA, U.S.A., INC.

    Is there 0.2 V or less?

    YES 

    The RBS1+ and RBS1- wires are not shorted to power. Go to step 10.

    NO 

    Short to power in the right side wire harness between the SRS unit and the right side impact sensor (first); replace the floor wire harness, then clear the DTC.

  10. Shorted wire check (RCS1+, RCS1- lines to power)

    -1. Measure the voltage between test points 1 and 2.

    Test condition Vehicle ON mode
    SRS unit connector B (39P): disconnected
    Right side impact sensor (first) 4P connector (on the floor wire harness): disconnected
    Right side impact sensor (second) 2P connector (on the floor wire harness): disconnected
    Test circuit RCS1+
    Test point 1 Right side impact sensor (first) 4P connector No. 1 (on the floor wire harness)
    Test point 2 Body ground
    Test circuit RCS1-
    Test point 1 Right side impact sensor (first) 4P connector No. 4 (on the floor wire harness)
    Test point 2 Body ground
    GHH328278Courtesy of HONDA, U.S.A., INC.

    Is there 0.2 V or less?

    YES 

    The RCS1+ and RCS1- wires are not shorted to power. Go to step 11.

    NO 

    Short to power in the floor wire harness between the right side impact sensor (first) and the right side impact sensor (second); replace the floor wire harness, then clear the DTC.

  11. Open wire check (RBS1+, RBS1- lines)

    -1. Turn the vehicle to the OFF (LOCK) mode.

    - 2. Connect terminals A and B with a jumper wire.

    Terminal A SRS unit connector B (39P) No. 26
    Terminal B SRS unit connector B (39P) No. 27
    GHH328279Courtesy of HONDA, U.S.A., INC.

    - 3. Measure the resistance between test points 1 and 2.

    Test condition Vehicle OFF (LOCK) mode
    SRS unit connector B (39P): disconnected
    Right side impact sensor (first) 4P connector (on the floor wire harness): disconnected
    Right side impact sensor (second) 2P connector (on the floor wire harness): disconnected
    SRS unit connector B (39P) terminals No. 26 and No. 27: jumped
    Test circuit RBS1+, RBS1-
    Test point 1 Right side impact sensor (first) 4P connector No. 2 (on the floor wire harness)
    Test point 2 Right side impact sensor (first) 4P connector No. 3 (on the floor wire harness)
    GHH328280Courtesy of HONDA, U.S.A., INC.

    Is there 1.0 Ω or less?

    YES 

    The RBS1+ and RBS1- wires are OK. Disconnect and reconnect the connector, and then check the DTC again. If the DTC is still present, replace the SRS unit - Refer to: SRS Unit Removal and Installation, .

    NO 

    Open in the floor wire harness between the SRS unit and the right side impact sensor (first); replace the floor wire harness, then clear the DTC.

  12. Connector connection check

    -1. Turn the vehicle to the OFF (LOCK) mode.

    - 2. Check the following connector connections.

    SRS unit connector B (39P) - Refer to: SRS Unit Removal and Installation (2017 2018 2019 2020), or SRS Unit Removal and Installation
    Right side impact sensor (first) 4P connector (on the floor wire harness) - Refer to: Side Impact Sensor (First) Removal and Installation, or Side Impact Sensor (Second) Removal and Installation
    Right side impact sensor (second) 2P connector (on the floor wire harness) - Refer to: Side Impact Sensor (First) Removal and Installation, or Side Impact Sensor (Second) Removal and Installation

    Are the connectors OK?

    YES 

    Go to step 14.

    NO 

    Go to step 13.

  13. System check

    -1. Repair the poor connector connections whichever was the cause of the problem in step 12.

    - 2. Clear the DTCs with the HDS.

    - 3. Turn the vehicle to the ON mode, then wait for 10 seconds.

    - 4. Check for DTCs with the HDS.

    DTC Description DTC
    B0097-87 No signal from the right side impact sensor (second)  

    Is DTC B0097-87 indicated?

    YES 

    Turn the vehicle to the OFF (LOCK) mode, then go to step 14.

    NO 

    The system is OK at this time.

  14. Open wire check (RCS1+, RCS1- lines)

    -1. Disconnect the negative cable from the battery, then wait at least 3 minutes.

    - 2. Disconnect the following connectors.

    Right side impact sensor (first) 4P connector (on the floor wire harness) - Refer to: Side Impact Sensor (First) Removal and Installation, or Side Impact Sensor (Second) Removal and Installation
    Right side impact sensor (second) 2P connector (on the floor wire harness) - Refer to: Side Impact Sensor (First) Removal and Installation, or Side Impact Sensor (Second) Removal and Installation

    - 3. Connect terminals A and B with a jumper wire.

    Terminal A Right side impact sensor (first) 4P connector No. 1 (on the floor wire harness)
    Terminal B Right side impact sensor (first) 4P connector No. 4 (on the floor wire harness)
    GHH328281Courtesy of HONDA, U.S.A., INC.

    - 4. Measure the resistance between test points 1 and 2.

    Test condition Vehicle OFF (LOCK) mode
    Right side impact sensor (first) 4P connector (on the floor wire harness): disconnected
    Right side impact sensor (second) 2P connector (on the floor wire harness): disconnected
    Right side impact sensor (first) 4P connector terminals No. 1 and No. 4 (on the floor wire harness): jumped
    Test circuit RCS1+, RCS1-
    Test point 1 Right side impact sensor (second) 2P connector No. 1 (on the floor wire harness)
    Test point 2 Right side impact sensor (second) 2P connector No. 2 (on the floor wire harness)
    GHH328282Courtesy of HONDA, U.S.A., INC.

    Is there 1.0 Ω or less?

    YES 

    The RCS1+ and RCS1- wires are OK. Replace the right side impact sensor (second) - Refer to: Side Impact Sensor (First) Removal and Installation, or Side Impact Sensor (Second) Removal and Installation , then clear the DTC.

    NO 

    Open in the floor wire harness between the right side impact sensor (first) and the right side impact sensor (second); replace the floor wire harness, then clear the DTC.