DTC Troubleshooting: U128D (BSI Radar Unit) - Honda CR-V RW/RT 2017-2020

DTC Troubleshooting: U128D

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

Problem verification:

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.?