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Service bulletin DLR MSG - RFP -

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10129812
Published by NHTSA2018-03-12
Manufacturer's numberDLR MSG - RFP -
Manufacturer's date2014-02-12
NHTSA componentENGINE

NHTSA's summary

Dealer message - American Honda (AHM) is investigating certain 2004-2008 TLs & TSXs with a complaint of the Malfunction Indicator Lamp (MIL) on with the DTC P2138 (Accelerator Pedal Position Sensor A/B Incorrect Voltage Correlation) stored and poor engine performance. To fully understand the cause of this condition, AHM would like to collect specific parts from the vehicle prior to you attempting any further repair of any kind.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Engine

Trouble codes named

P2138

Vehicles listed
ACURA TL2004, 2005, 2006, 2007, 2008
ACURA TSX2004, 2005, 2006, 2007, 2008

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Recalls for the same vehicles and component
13V0930002013-03-15. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
B13-0062019-01-05. Service bulletin. "Service bulletin - American Honda is extending the warranty coverage on the Piston Rings and Pistons for 2009-11 TSX L4 to 8 years from the original date of purchase or 125,000 miles, whichever comes first. The warranty extension does not apply to any vehicle that has ever been declared a total loss or sold for salvage by a financial institution or insurer, or has a branded, or similar tittle under any state’s law."
B-PAS-09122013-92016-12-20. Service bulletin. "DEAR MESSAGE -AMERICAN HONDA (AHM) IS INVESTIGATING CERTAIN 2004-2008 TSXS WITH A COMPLAINT OF THE ENGINE HESITATION. TO FULLY UNDERSTAND THE CAUSE OF THIS CONDITION, AHM WOULD LIKE TO INSPECT THE VEHICLE PRIOR TO YOU ATTEMPTING A REPAIR OF ANY KIND."
BER16040A2016-11-15. Service bulletin. ENGINEERING REQUEST FOR INVESTIGATION OF THE HANDSFREELINK (HFL) NOT WORKING OR THE BATTERY BEING TOO LOW TO START THE ENGINE.
B-PAS-04132016-92016-11-02. Service bulletin. DEALER MESSAGE - REQUEST FOR PARTS TO INVESTIGATETHE HANDSFREELINK (HFL) NOT WORKING OR THE BATTERY BEING TOO LOW TO START THE ENGINE.
08-0572016-07-07. Service bulletin. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
IN-27-142014-04-11. Service bulletin. ACURA: THE MALFUNCTION INDICATOR LAMP (MIL) IS ON, WITH DTC P2138 (ACCELERATOR PEDAL POSITION SENSOR A/B INCORRECT VOLTAGE CORRELATION), AND HAVE POOR PERFORMANCE IN ENGINE. MODEL 2004-2008 TL, TSX. *PE
IN-2-11-142014-02-28. Service bulletin. HONDA: SOME VEHICLES MAY DISPLAY A MALFUNCTION INDICATOR LAMP WITH THE STORED DTC P2138 (ACCELERATOR PEDAL POSITION SENSOR A/B INCORRECT VOLTAGE CORRELATION). THERE MAY ALSO BE POOR ENGINE PERFORMANCE. AHM IS ATTEMPTING TO COLLECT SPECIFIC PARTS FROM THE VEHICLE BEFORE ANY FURTHER EFFORT TOWARD REPAIRS. *JS
IN-09-102014-01-29. Service bulletin. ACURA: DUE TO ACCELERATOR PEDAL POSITION SENSOR A/B INCORRECT VOLTAGE CORRELATION, ENGINE POOR PERFORMANCE AND MALFUNCTION INDICATOR LAMP (MIL) IS ON WITH DIAGNOSTIC TROUBLE CODE (DTC) 02138, AN INVESTIGATION WILL CHECK CAUSE OF CONDITION. MODEL 2004-2008 TX, TSX. *PE
IN-09-25-202013-12-20. Service bulletin. ACURA: INFORMATION REGARDING AN INVESTIGATION INTO THE HESITATION OF ENGINES IN SOME VEHICLES AND WHAT IS THE CAUSE. MODEL 2004-2008 TSX. *PE
SB-10-11-20132013-11-21. Service bulletin. ACURA: SOME VEHICLES ARE BEING INVESTIGATED DUE TO HESITATION OF THE ENGINE AND WOULD NEED TO BE INSPECTED AS TO THE CAUSE OF THIS CONDITION. MODEL 2004-2008 TSX. *PE