TSB A15120F — Honda Service bulletin

A15120F is a service bulletin on file with NHTSA for the Honda Civic, 2001–2004 model years. A TSB is factory repair guidance, not a recall — the repair is not automatically free.

What the bulletin says. "SERVICE NEWS ARTICLE - TROUBLESHOOTING A VEHICLE FOR ANY OR ALL OF THESE SYMPTOMS? • THE ENGINE CRANKS, BUT WON’T START. • THE MIL COMES ON. • THE IMMOBILIZER SYSTEM INDICATOR BLINKS WHILE THE ENGINE CRANKS. • THE HDS CAN’T COMMUNICATE WITH THE ECM/PCM. CHECK FOR LOOSE…

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

1Document filed
1Vehicle named
4Model years

Vehicles and model years A15120F names

VehicleModel years
Honda Civic 2001, 2002, 2003, 2004

Every document filed under A15120F

Document IDFiledType
A15120F December 4, 2015 Service bulletin

What A15120F covers

Engine — the component vocabulary NHTSA files this communication under.

← All Honda Civic TSB years TSB lookup by model

Questions buyers ask

What is TSB A15120F?

A15120F is a service bulletin filed with NHTSA by Honda, covering the Honda Civic across the 2001–2004 model years. NHTSA's summary reads: "SERVICE NEWS ARTICLE - TROUBLESHOOTING A VEHICLE FOR ANY OR ALL OF THESE SYMPTOMS? • THE ENGINE CRANKS, BUT WON’T START. • THE MIL COMES ON. • THE IMMOBILIZER SYSTEM INDICATOR BLINKS WHILE THE ENGINE CRANKS. • THE HDS CAN’T COMMUNICATE WITH THE ECM/PCM. CHECK FOR LOOSE…

Which vehicles does A15120F cover?

NHTSA's file names Honda Civic (2001–2004). 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 A15120F a recall, and is the repair free?

No. A15120F 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 A15120F?

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 A15120F, 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 A15120F. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.