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Home >> Acura >> 2019 >> TLX Base, 2.4L Eng >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transaxle - Diagnostics >> DTC Troubleshooting >> DTC U0416: Invalid Data Received From VSA Modulator-Control Unit (A/T)

DTC U0416: Invalid Data Received From VSA Modulator-Control Unit (A/T)

NOTE: 

DTC Description Confirmed DTC Pending DTC Freeze Frame
U0416 Invalid Data Received From VSA Modulator-Control Unit      

DTC (A/T)

  1. VSA system DTC check

    -1. Turn the vehicle to the ON mode.

    - 2. Clear the DTC with the HDS.

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

    - 4. Turn the vehicle to the ON mode.

    - 5. Check for DTCs in the VSA system with the HDS.

    DTC Description DTC Freeze Frame
         

    Are any DTCs indicated?

    YES 

    Go to the indicated DTC's troubleshooting in the VSA system - Refer to: VSA System DTC Troubleshooting Index (2015-17), or VSA System DTC Troubleshooting Index (With SH-AWD) (2015-17), or VSA System DTC Troubleshooting Index (2018-19) .

    NO 

    Go to step 2.

  2. Problem verification

    -1. Test-drive the vehicle for several minutes under the same conditions as those indicated by the freeze data.

    - 2. Check for Pending or Confirmed DTCs with the HDS.

    DTC Description Confirmed DTC Pending DTC Freeze Frame
    U0416 Invalid Data Received From VSA Modulator-Control Unit      

    Is DTC U0416 indicated?

    YES 

    The failure is duplicated. Update the VSA modulator-control unit if it does not have the latest software - Refer to: VSA Modulator-Control Unit Update (With SH-AWD), or VSA Modulator-Control Unit Update (Without SH-AWD) , then recheck. If this DTC goes away and the VSA modulator-control unit was updated, troubleshooting is complete. If this DTC is indicated after the VSA modulator-control unit was updated, replace the VSA modulator-control unit - Refer to: VSA Modulator-Control Unit Removal and Installation (With SH-AWD), or VSA Modulator-Control Unit Removal and Installation (Without SH-AWD) .

    NO 

    Intermittent failure, the system is OK at this time. Check for poor connections and loose terminals between the VSA modulator-control unit and the TCM. If the freeze data/on-board snapshot of this DTC is recorded, try to reproduce the failure under the same conditions with the freeze data/on-board snapshot.