TSB B99-040 — Acura Service bulletin

B99-040 is a service bulletin on file with NHTSA for 2 Acura models, 1999–2004 model years. A TSB is factory repair guidance, not a recall — the repair is not automatically free.

What the bulletin says. "SERVICE BULLETIN - THIS BULLETIN UPDATES THE TROUBLESHOOTING PROCEDURES FOR DTC P1456 (EVAP CONTROL SYSTEM LEAKAGE [FUEL TANK SYSTEM]) AND DTC P1457 (EVAP CONTROL SYSTEM LEAKAGE[EVAP CANISTER SYSTEM]). DEPENDING ON THE MODEL, THERE ARE TWO INDIVIDUAL PROCEDURES IN THIS…

NHTSA's own summary of the document, quoted from the public manufacturer-communications file.

1Document filed
2Vehicles named
6Model years

Vehicles and model years B99-040 names

VehicleModel years
Acura MDX 2001, 2002, 2004
Acura TL 1999, 2000, 2001, 2002, 2003

Every document filed under B99-040

Document IDFiledType
B99-040 December 8, 2015 Service bulletin

What B99-040 covers

Fuel system — the component vocabulary NHTSA files this communication under.

← All Acura MDX TSB years TSB lookup by model

Questions buyers ask

What is TSB B99-040?

B99-040 is a service bulletin filed with NHTSA by Acura, covering 2 Acura models across the 1999–2004 model years. NHTSA's summary reads: "SERVICE BULLETIN - THIS BULLETIN UPDATES THE TROUBLESHOOTING PROCEDURES FOR DTC P1456 (EVAP CONTROL SYSTEM LEAKAGE [FUEL TANK SYSTEM]) AND DTC P1457 (EVAP CONTROL SYSTEM LEAKAGE[EVAP CANISTER SYSTEM]). DEPENDING ON THE MODEL, THERE ARE TWO INDIVIDUAL PROCEDURES IN THIS…

Which vehicles does B99-040 cover?

NHTSA's file names Acura MDX (2001–2002, 2004); Acura TL (1999–2003). A bulletin number can be re-issued against more vehicles later, so check the model-year list on this page against your own.

Is TSB B99-040 a recall, and is the repair free?

No. B99-040 is repair guidance the manufacturer sent its dealers, not a safety defect finding. You pay for the work unless the vehicle is still under warranty. Recall repairs, by contrast, are always free.

How do I get the full text of B99-040?

Take the document ID to a dealer's service desk, or search NHTSA's manufacturer-communications records. This page carries every document ID filed under B99-040, its date, and NHTSA's own summary from the public file.

Data updated 2026-08-20 from NHTSA's public records

Every number on this page is a count of records in the federal complaint, recall, and investigation files published by NHTSA's Office of Defects Investigation. This page lists only what NHTSA's manufacturer-communications file records under B99-040. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.