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 MANUALSACURA2010TL FWD V6-3.5LREPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTTECHNICAL SERVICE BULLETINSALL TECHNICAL SERVICE BULLETINSENGINE CONTROLS - MIL ON/DTC P2118 SET
2010 Acura TL FWD V6-3.5L
Engine Controls - MIL ON/DTC P2118 Set
2010 Acura TL FWD V6-3.5LSECTION Engine Controls - MIL ON/DTC P2118 Set
10-034
July 26, 2011
Applies To:
2009-10 TL - ALL
MIL Comes On With DTC P2118
(Supersedes 10-034, dated September 15, 2010, to update the information marked by the asterisks)
REVISION SUMMARY
*Under WARRANTY CLAIM INFORMATION, the flat rate time was changed because the MVCI updates control modules more efficiently.*
SYMPTOM
The MIL comes on with DTC P2118 (throttle actuator current range/performance problem) stored.
PROBABLE CAUSE
The PCM misinterprets ETCS (electronic throttle control system) inputs as a malfunction.
CORRECTIVE ACTION
Update the PGM-FI software with the HDS.
WARRANTY CLAIM INFORMATION
The normal warranty applies.
Operation Number: 1810B1
*Flat Rate Time: 0.2 hour*
Failed Part: P/N 37820-RK1-A54
Defect Code: 03214
Symptom Code: 03203
Skill Level: Repair Technician
SOFTWARE INFORMATION HDS Software Version
2.022.104 or later.
Control Module (CM) Update:
Database Update 21-JUL-2010 or later.
NOTE:
To avoid an incorrect repair that would not be covered under warranty, use the software version listed above or a later version.

The updated PGM-FI software program IDs and P/Ns are shown. If the HDS is loaded with the latest software, and it displays No Update Needed during the update, the software for this service bulletin is already installed.
REPAIR PROCEDURE
1. Update the PGM-FI software with the HDS. Refer to Service Bulletin 01-026, Updating Control Units/ Modules.
2. Start the engine.
Does DTC P2118 recur?
Yes - This service bulletin does not apply.
Continue with normal troubleshooting.
No - The repair is complete.

Disclaimer
July 26, 2011
Applies To:
2009-10 TL - ALL
MIL Comes On With DTC P2118
(Supersedes 10-034, dated September 15, 2010, to update the information marked by the asterisks)
REVISION SUMMARY
*Under WARRANTY CLAIM INFORMATION, the flat rate time was changed because the MVCI updates control modules more efficiently.*
SYMPTOM
The MIL comes on with DTC P2118 (throttle actuator current range/performance problem) stored.
PROBABLE CAUSE
The PCM misinterprets ETCS (electronic throttle control system) inputs as a malfunction.
CORRECTIVE ACTION
Update the PGM-FI software with the HDS.
WARRANTY CLAIM INFORMATION
The normal warranty applies.
Operation Number: 1810B1
*Flat Rate Time: 0.2 hour*
Failed Part: P/N 37820-RK1-A54
Defect Code: 03214
Symptom Code: 03203
Skill Level: Repair Technician
SOFTWARE INFORMATION HDS Software Version
2.022.104 or later.
Control Module (CM) Update:
Database Update 21-JUL-2010 or later.
NOTE:
To avoid an incorrect repair that would not be covered under warranty, use the software version listed above or a later version.
The updated PGM-FI software program IDs and P/Ns are shown. If the HDS is loaded with the latest software, and it displays No Update Needed during the update, the software for this service bulletin is already installed.
REPAIR PROCEDURE
1. Update the PGM-FI software with the HDS. Refer to Service Bulletin 01-026, Updating Control Units/ Modules.
2. Start the engine.
Does DTC P2118 recur?
Yes - This service bulletin does not apply.
Continue with normal troubleshooting.
No - The repair is complete.
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.