Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSACURA2011TSX SPORT WAGON L4-2.4LREPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTEMISSION CONTROL SYSTEMSTECHNICAL SERVICE BULLETINSRECALLSRECALL - ECM UPDATE FOR VTC AND FUEL INJECTOR TIMING
2011 Acura TSX Sport Wagon L4-2.4L
Recall - ECM Update For VTC and Fuel Injector Timing
2011 Acura TSX Sport Wagon L4-2.4LSECTION Recall - ECM Update For VTC and Fuel Injector Timing
11-021
February 15, 2013
Applies To:
2009-10 TSX L4 with M/T - Check the iN VIN status for eligibility
Product Update: Software Update to Improve Fuel Injector and VTC Timing (Supersedes 11-021, dated October 22, 2011, to revise the information marked by the black bars and asterisks)
*REVISION SUMMARY
*Under REPAIR PROCEDURE, the phone number was added for certificate ordering and an example of the certificate was added.*
BACKGROUND
The fuel injector timing and VTC timing at cold start may create deposits on the oil control rings that could contribute to increased oil consumption.
CLIENT NOTIFICATION

All owners of affected vehicles will be sent a notification of this product update. An example of the client notification is included at the end of this service bulletin.
Do an iN VIN status inquiry to make sure the vehicle is shown as eligible.
In addition, check for a punch mark above the third character of the engine compartment VIN. A punch mark in that location means this product update has already been completed.
Some vehicles affected by this campaign may be in your new or used vehicle inventory. Repair these vehicles before they are sold.
Should a dealership sell an unrepaired vehicle that subsequently causes injury or damage because of the campaigned item, the dealership will be solely responsible to the damaged party, and will be required to defend and indemnify American Honda for any resulting claims. To see if a vehicle in inventory is affected by this campaign, do a VIN status inquiry before selling it.
CORRECTIVE ACTION
Update the PGM-FI software.
WARRANTY CLAIM INFORMATION
Operation Number: 1255A2
Flat Rate Time: 0.2 hour
Failed Part: P/N 37820-R42-A59
Defect Code: 5NC00
Symptom Code: R8800
Skill Level: Repair Technician
SOFTWARE INFORMATION
NOTE:
Unnecessary or incorrect repairs resulting from a failure to update the HDS or MVCI are not covered under warranty.
MVCI Control Module (CM) Database Update:
27-JUL-2011 or later
HDS Software Version:
3.001.009 or later
Before beginning the repair, make sure that both the HDS and MVCI are updated as listed above. For more information about updating the HDS and the MVCI, refer to Service Bulletin 01-026, Updating Control Units/Modules.
The MVCI automatically checks the vehicle's reprogrammable systems and, if an update is available, displays that system on the System Selection screen. Select the system that is indicated in this service bulletin to update. Check that the MVCI indicates the applicable program ID listed below (or a later program ID) as the Recommended Update when the update begins.

If the MVCI displays This vehicle does not need an update at this time during the update, the software for this service bulletin is already installed.
REPAIR PROCEDURE
1. Update the PGM-FI software. Refer to Service Bulletin 01-026, Updating Control Units/Modules.

2. Center-punch a completion mark above the third character of the engine compartment VIN:
3. For California Residents Only: Fill out a Vehicle Emissions Recall - Proof of Correction certificate, and use R88 as the campaign number. Give the certificate to your client, and advise him or her to keep it as proof that the product update was completed. Your client will need to submit the certificate to the DMV only if the DMV requests it.

*If you need more certificates, contact Helm Inc. at 800-782-4356, and use reorder number Y0657.*

Disclaimer
February 15, 2013
Applies To:
2009-10 TSX L4 with M/T - Check the iN VIN status for eligibility
Product Update: Software Update to Improve Fuel Injector and VTC Timing (Supersedes 11-021, dated October 22, 2011, to revise the information marked by the black bars and asterisks)
*REVISION SUMMARY
*Under REPAIR PROCEDURE, the phone number was added for certificate ordering and an example of the certificate was added.*
BACKGROUND
The fuel injector timing and VTC timing at cold start may create deposits on the oil control rings that could contribute to increased oil consumption.
CLIENT NOTIFICATION
All owners of affected vehicles will be sent a notification of this product update. An example of the client notification is included at the end of this service bulletin.
Do an iN VIN status inquiry to make sure the vehicle is shown as eligible.
In addition, check for a punch mark above the third character of the engine compartment VIN. A punch mark in that location means this product update has already been completed.
Some vehicles affected by this campaign may be in your new or used vehicle inventory. Repair these vehicles before they are sold.
Should a dealership sell an unrepaired vehicle that subsequently causes injury or damage because of the campaigned item, the dealership will be solely responsible to the damaged party, and will be required to defend and indemnify American Honda for any resulting claims. To see if a vehicle in inventory is affected by this campaign, do a VIN status inquiry before selling it.
CORRECTIVE ACTION
Update the PGM-FI software.
WARRANTY CLAIM INFORMATION
Operation Number: 1255A2
Flat Rate Time: 0.2 hour
Failed Part: P/N 37820-R42-A59
Defect Code: 5NC00
Symptom Code: R8800
Skill Level: Repair Technician
SOFTWARE INFORMATION
NOTE:
Unnecessary or incorrect repairs resulting from a failure to update the HDS or MVCI are not covered under warranty.
MVCI Control Module (CM) Database Update:
27-JUL-2011 or later
HDS Software Version:
3.001.009 or later
Before beginning the repair, make sure that both the HDS and MVCI are updated as listed above. For more information about updating the HDS and the MVCI, refer to Service Bulletin 01-026, Updating Control Units/Modules.
The MVCI automatically checks the vehicle's reprogrammable systems and, if an update is available, displays that system on the System Selection screen. Select the system that is indicated in this service bulletin to update. Check that the MVCI indicates the applicable program ID listed below (or a later program ID) as the Recommended Update when the update begins.
If the MVCI displays This vehicle does not need an update at this time during the update, the software for this service bulletin is already installed.
REPAIR PROCEDURE
1. Update the PGM-FI software. Refer to Service Bulletin 01-026, Updating Control Units/Modules.
2. Center-punch a completion mark above the third character of the engine compartment VIN:
3. For California Residents Only: Fill out a Vehicle Emissions Recall - Proof of Correction certificate, and use R88 as the campaign number. Give the certificate to your client, and advise him or her to keep it as proof that the product update was completed. Your client will need to submit the certificate to the DMV only if the DMV requests it.
*If you need more certificates, contact Helm Inc. at 800-782-4356, and use reorder number Y0657.*
Disclaimer
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.