Subaru Crosstrek Service Manual: Diagnostic procedure with cancel code Dtc b2328 rear radar internal failure (radar misalignment)
Blind Spot Detection/Rear Cross Traffic Alert (DIAGNOSTICS) > Diagnostic Procedure with Cancel Code
DTC B2328 REAR RADAR INTERNAL FAILURE (RADAR MISALIGNMENT)
DETECTING CONDITION:
• Excessive impact was given to the installation area of the radar sensor, which resulted in deviation of the radar sensor axis.
• Mounting bracket for the radar sensor is deformed.
• Defective radar sensor
TROUBLE SYMPTOMS:
• All functions of BSD/RCTA are temporarily suspended.
• The icon indicating function suspended will be displayed in the combination meter LCD display.
• Function-suspended confirmation will be displayed for approx. two seconds on LCD display in the combination meter.
NOTE:
If DTC B2328 is detected repeatedly, check or replace the part corresponding to the cancel code.
| STEP | CHECK | YES | NO |
1.CHECK REAR BUMPER.
Check the rear bumper.
Is there any fault? (Stickered, trace of repainting, etc.)
Replace or repair the bumper. Rear Bumper">
Diagnostic Procedure with Cancel Code > DTC B2328 REAR RADAR INTERNAL FAILURE (RADAR MISALIGNMENT)">Go to Step 2.
Diagnostic Procedure with Cancel Code > DTC B2328 REAR RADAR INTERNAL FAILURE (RADAR MISALIGNMENT)">Go to Step 2.
2.CHECK RADAR SENSOR BRACKET.
1) Remove the rear bumper. Rear Bumper">
2) Check the mounting bracket of the radar sensor as well as its installation position. Radar Sensor">
Is there any fault? (Visible damage, deformation, etc.)
Replace the mounting bracket of the radar sensor, or repair the installation position. Radar Sensor">
Diagnostic Procedure with Cancel Code > DTC B2328 REAR RADAR INTERNAL FAILURE (RADAR MISALIGNMENT)">Go to Step 3.
Diagnostic Procedure with Cancel Code > DTC B2328 REAR RADAR INTERNAL FAILURE (RADAR MISALIGNMENT)">Go to Step 3.
3.ADJUSTMENT OF RADAR SENSOR AXIS.
1) Install the rear bumper.
2) Perform the adjustment of radar axis. Radar Sensor > ADJUSTMENT">
3) Read the cancel code. Read Cancel Code">
Is B2328 displayed?
Replace the radar sensor. Radar Sensor">
The circuit has returned to a normal condition at this time. Reproduce the failure, and then perform the diagnosis again.
NOTE:
In this case, temporary poor contact of connector, temporary open or short circuit of harness may be the cause.
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