TSB A24-048 — Honda Service bulletin

A24-048 is a service bulletin on file with NHTSA for 3 Honda models, 2016–2022 model years. A TSB is factory repair guidance, not a recall — the repair is not automatically free.

What the bulletin says. Service Bulletin - The AWD warning light is on potentially due to water intrusion into the rear differential pump motor connector area that corrodes the terminals.

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

1Document filed
3Vehicles named
7Model years

Vehicles and model years A24-048 names

VehicleModel years
Honda Passport 2019, 2020, 2021, 2022
Honda Pilot 2016, 2017, 2018, 2019, 2020, 2021, 2022
Honda Ridgeline 2017, 2018, 2019, 2020, 2021, 2022

Every document filed under A24-048

Document IDFiledType
A24-048 November 22, 2024 Service bulletin

What A24-048 covers

Body & structure — the component vocabulary NHTSA files this communication under.

← All Honda Passport TSB years TSB lookup by model

Questions buyers ask

What is TSB A24-048?

A24-048 is a service bulletin filed with NHTSA by Honda, covering 3 Honda models across the 2016–2022 model years. NHTSA's summary reads: Service Bulletin - The AWD warning light is on potentially due to water intrusion into the rear differential pump motor connector area that corrodes the terminals.

Which vehicles does A24-048 cover?

NHTSA's file names Honda Passport (2019–2022); Honda Pilot (2016–2022); Honda Ridgeline (2017–2022). 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 A24-048 a recall, and is the repair free?

No. A24-048 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 A24-048?

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 A24-048, 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 A24-048. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.