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Home >> Honda >> 2021 >> CR-V EX-L, AWD >> Repair and Diagnosis >> Accessories & Equipment >> Drivers Assistance Systems - ADAS >> Blind Spot Information System - Diagnostics (Except Hybrid) >> DTC Troubleshooting >> DTC U128D (BSI Radar Unit)

DTC U128D (BSI Radar Unit)

DTC U128D  : Left Side BSI Radar Unit Lost Communication With Gauge Control Module DTC U128D  : Right Side BSI Radar Unit Lost Communication With Gauge Control Module

NOTE: Before you troubleshoot, review the general troubleshooting information .

DTC Description DTC
U128D Left side BSI radar unit lost communication with gauge control module  
U128D Right side BSI radar unit lost communication with gauge control module  

DTC (BSI)

  1. Problem verification

    -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, then wait for at least 2 seconds.

    -5. Check for DTCs with the HDS.

    DTC Description DTC
    U128D Left side BSI radar unit lost communication with gauge control module  
    U128D Right side BSI radar unit lost communication with gauge control module  

    Is DTC U128D indicated?

    YES 

    Go to the multiplex integrated control system general troubleshooting . If the symptom is still present, replace the appropriate BSI radar unit .

    NO 

    Intermittent failure, the system is OK at this time. Refer to intermittent failures troubleshooting .