NHTSA ID Number: 11008261
Manufacturer Communication Number: 07-226-24R
TSB/Document Date: 2024-10-02
Summary
This bulletin announces availability of new reprogramming files developed to address where EyeSight camera may be exposed to high humidity/temperature. The cooling fans may become inoperable and DTC B28C7 is detected by the camera assembly. A temporary halt mode with an E5 halt code may also be detected by the camera assembly.
ATTENTION:
GENERAL MANAGER
q
PARTS MANAGER
q
CLAIMS PERSONNEL
q
IMPORTANT - All
Service Personnel
Should Read and
Initial in the boxes
provided, right.
SERVICE MANAGER
q
© 2024 Subaru
of America, Inc. All rights reserved.
SERVICE BULLETIN
APPLICABILITY: 2024MY Impreza & Crosstrek
2022-24MY WRX
NUMBER: 07-226-24R
SUBJECT:
REVISED: 09/09/24
DATE: 03/18/24
EyeSight Reprogramming Files /
DTC B28C7 & Halt Code E5
INTRODUCTION:
This bulletin announces availability of new reprogramming files developed to address the following
two symptoms:
SYMPTOM #1: After the EyeSight camera has been exposed to high humidity/temperature
conditions without any operation, the cooling fans become inoperable and DTC B28C7 (Fan
Motor RPM) is detected by the EyeSight Stereo Camera Assembly. (EXCLUDING 2024 WRX)
SYMPTOM #2: The EyeSight system enters into a temporary halt mode with an E5 halt code
detected by the EyeSight Stereo Camera Assembly.
These new files contain optimized logic providing more precise detection of DTC B28C7 and
halt code E5. If either of the two symptoms listed above are reported, follow the diagnosis and
reprogramming procedures outlined in this bulletin.
PRODUCTION CHANGE INFORMATION:
This software has been incorporated into vehicle production as per the table below.
Model
Starting VIN
Impreza
RH355521
Crosstrek (SIA Produced)
R3760580
Crosstrek (Japan Produced)
RH355521
WRX
R9800015
CAUTION: VEHICLE SERVICING PERFORMED BY UNTRAINED PERSONS COULD
RESULT IN SERIOUS INJURY TO THOSE PERSONS OR TO OTHERS.
Subaru Service Bulletins are intended for use by professional technicians ONLY. They
are written to inform those technicians of conditions that may occur in some vehicles,
or to provide information that could assist in the proper servicing of the vehicle. Properly
trained technicians have the equipment, tools, safety instructions, and know-how to
do the job correctly and safely. If a condition is described, DO NOT assume that this
Service Bulletin applies to your vehicle, or that your vehicle will have that condition.
Subaru of America, Inc. is
ISO 14001 Compliant
ISO 14001 is the international standard for
excellence in Environmental Management
Systems. Please recycle or dispose of
automotive products in a manner that is friendly
to our environment and in accordance with all
local, state and federal laws and regulations.
Continued...
Bulletin Number: 07-226-24R; Revised: 09/09/24
Page 1 of 10
PAK FILE APPLICABILITY:
MY
Model
22
WRX
File Description
Old Part #
Decryption Keyword
New CID/ROMID
87501VC014.pk2.
87501VC012
87501VC013
D5F18CCE
06210007
NOTE: There is no need to recalibrate the EyeSight camera after the reprogramming procedure.
PFC FILE APPLICABILITY:
MY
Model
File Description
Old Part #
New CID/ROMID
23
WRX
87501VC032.pfc
87501VC030
87501VC031
0F21000131/062100072E
24
WRX
87501VC021.pfc
87501VC020
0B21080135/0821080233
87501FN041_87501FN01D.pfc
87501FN001
87501FN002
87501FN01B
87501FN01C
1B21080044/112108013B
24
Impreza & Crosstrek
NOTE: There is no need to recalibrate the EyeSight camera after the reprogramming procedure.
PART INFORMATION:
Part Description
CAMERA ASSEMBLY
MY
Model
Part Number
2022
WRX
87501VC014
2023
WRX
87501VC032
2024
WRX
87501VC021
2024
IMPREZA
87501FN01D
2024
CROSTREK (Japan Production)
87501FN041
2024
CROSTREK (USA Production)
87501FN01D
NOTE: The parts listed above are only required when reprogramming has been unsuccessful after
three attempts.
SERVICE PROCEDURE / INFORMATION:
2022MY WRX ONLY: Review the prerequisites/battery charging information provided in
APPENDIX A. Reprogram the EyeSight Stereo Camera Assembly following the normal FlashWrite
procedure.
ALL OTHER MODELS: Follow the applicable Symptom Service Procedures outlined below.
SYMPTOM #1
After the EyeSight camera has been exposed to high humidity/temperature conditions without
any operation, the cooling fans become inoperable and DTC B28C7 is detected by the EyeSight
Stereo Camera Assembly.
STEP 1: Is DTC B28C7 detected?
YES: Proceed to Step 2.
NO: Continue diagnosis as per the applicable Service Manual.
Continued...
Bulletin Number: 07-226-24R; Revised: 09/09/24
Page 2 of 10
STEP 2: Check the Fault Freeze Frame Data (FFD).
Is the Failure Detail Code (FDC) 00EC (FAN Speed is low) or 00EB (B28C7) detected during high
temperature HALT?
YES: Perform the reprogramming outlined in Step 3.
NO: Continue diagnosis as per the applicable Service Manual.
STEP 3: Review the prerequisites/battery charging information provided in APPENDIX A. Connect
the charger to the vehicle and set to Power Supply mode.
STEP 4: Using Subaru Select Monitor (SSM), confirm the battery voltage is 13.5 Volts and
the Camera Temperature is less than 176°F (80°C). These prerequisites MUST be met prior to
continuing.
STEP 5: Using the Subaru Select Monitor 5-R (SSM5-R), confirm the following EyeSight Stereo
Camera Assembly information:
•
The reprogramming column reads “Available.”
NOTE: Additional information regarding SSM5-R can be found in TSB 14-28-21R.
Continued...
Bulletin Number: 07-226-24R; Revised: 09/09/24
Page 3 of 10
STEP 6: Are new reprogramming files available?
YES: Proceed to the next Step.
NO: Reprogramming is not required. Diagnosis must be performed as per the applicable Service
Manual.
STEP 7: Reprogram the EyeSight Stereo Camera Assembly following the normal SSM5-R procedure
and confirm the CID/ROMID/SWID has changed to the following:
Model
Model Year
Updated CID/ROMID/SWID
IMPREZA/CROSSTREK
24MY
1B21080044 / 112108013B
23MY
0F21000131 / 062100072E
24MY
0B21080135 / 0821080233
WRX
Was the reprogramming procedure successful?
YES: The procedure is completed. There is no need to recalibrate the EyeSight camera after
reprogramming.
NO: Review the Error Code information in APPENDIX B. Perform up to two more
reprogramming attempts. If the reprogramming procedure continues to be unsuccessful, replace
the EyeSight Camera Stereo Assembly as per the applicable Service Manual. Refer to the part
information on page #2.
SYMPTOM #2
The EyeSight system enters into a temporary halt mode with an E5 halt code detected by the
EyeSight Stereo Camera Assembly.
STEP 1: Does any of the Subaru Select Monitor data meet the criteria outlined below?
YES: Proceed to the next Step.
NO: Perform the HALT Code E5 diagnosis as per the applicable Service Manual. Refer to STIS:
DIAGNOSTICS > EyeSight (DIAGNOSTICS) > EyeSight HALT Code > E5
Continued...
Bulletin Number: 07-226-24R; Revised: 09/09/24
Page 4 of 10
All Vehicles EXCEPT 24MY WRX
SSM Data Monitor Item
Criteria (Range)
Criteria (Specific Value)
EyeSight Temporary 22 Count
More than 1 (one)
1, 2, 3 …
EyeSight Temporary 23 Count
More than 1 (one)
1, 2, 3 …
Within the range of 3C to 56
Any of the following values:
3C, 3D, 3E, 3F, 40, 41, 42, 43, 44, 45,
46, 47, 48, 49, 4A, 4B, 4C, 4D, 4E, 4F,
50, 51, 52, 53, 54, 55, 56
Within the range of FFC4 to FFAA
Any of the following values:
FFC4, FFC3, FFC2, FFC1, FFC0, FFBF,
FFBE, FFBD, FFBC, FFBB, FFBA, FFB9, FFB8,
FFB7, FFB6, FFB5, FFB4, FFB3, FFB2, FFB1,
FFB0, FFAF, FFAE, FFAD, FFAC, FFAB, FFAA
Within the range of 3C to 56
Any of the following values:
3C, 3D, 3E, 3F, 40, 41, 42, 43, 44, 45,
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TSB/Document ID: 07-226-24R
Replacement Service Bulletin Number:
MFR Communication Date: 2024-09-09
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: LANE DEPARTURE: WARNING
MFR Component System:
MFR Component Subsystem:
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