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Home >> Acura >> 2021 >> ILX >> Repair and Diagnosis >> Restraints >> Air Bag, SRS >> Supplemental Restraint System (SRS) - DTC Diagnostics (3 Of 3) (Except Hybrid) >> DTC Troubleshooting >> SRS DTC 92-2x

SRS DTC 92-2x

DTC 92-2x ("x" can be 0 thru 9 or A thru F)  : Open or Short to Ground in the Front Passenger's Airbag Cutoff Indicator

NOTE:
DTC Description DTC
   

DTC (SRS)

  1. Problem verification

    -1. Clear the DTCs with the HDS .

    -2. Press the engine start/stop button to select the ON mode, then wait for 10 seconds.

    -3. Check for DTCs with the HDS .

    DTC Description DTC
       

    Is DTC 92-2x indicated?

    YES 

    The failure is duplicated. Go to step 2.

    NO 

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

  2. Open wire check (OFF PTT line)

    -1. Press the engine start/stop button to select the OFF mode.

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

    -3. Disconnect the following connectors.

    SRS unit connector A (39P)
    Front passenger's airbag cutoff indicator 4P connector (on the dashboard wire harness)

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

    Test condition OFF mode
    SRS unit connector A (39P): disconnected
    Front passenger's airbag cutoff indicator 4P connector (on the dashboard wire harness): disconnected
    Test circuit OFF PTT
    Test point 1 SRS unit connector A (39P) No. 17
    Test point 2 Front passenger's airbag cutoff indicator 4P connector No. 4 (BLU) (on the dashboard wire harness)
    GHH475590Courtesy of HONDA, U.S.A., INC.

    Is there 1.0 Ω or less?

    YES 

    The OFF PTT wire is not open. Go to step 3.

    NO 

    Open in the dashboard wire harness; replace the dashboard wire harness, then clear the DTC.

  3. Shorted wire check (OFF PTT line)

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

    Test condition OFF mode
    SRS unit connector A (39P): disconnected
    Front passenger's airbag cutoff indicator 4P connector (on the dashboard wire harness): disconnected
    Test circuit OFF PTT
    Test point 1 SRS unit connector A (39P) No. 17
    Test point 2 Body ground
    GHH475591Courtesy of HONDA, U.S.A., INC.

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

    YES 

    The OFF PTT wire is OK. Replace the front passenger's airbag cutoff indicator , then clear the DTC, and retest. If the DTC is still present, replace the SRS unit .

    NO 

    Short to ground in the dashboard wire harness; replace the dashboard wire harness.