TSB 05027 — Honda Service bulletin
05027 is a service bulletin on file with NHTSA for the Honda Civic, 1996–2000 model years. A TSB is factory repair guidance, not a recall — the repair is not automatically free.
What the bulletin says. MALFUNCTION INDICATOR LAMP ON WITH DIAGNOSTIC TROUBLE CODE P0420 OR ENGINE PING UNDER LOAD.
NHTSA's own summary of the document, quoted from the public manufacturer-communications file.
Vehicles and model years 05027 names
Every document filed under 05027
| Document ID | Filed | Type |
|---|---|---|
| 05027 | June 10, 2005 | Service bulletin |
What 05027 covers
Engine — the component vocabulary NHTSA files this communication under.
Questions buyers ask
What is TSB 05027?
05027 is a service bulletin filed with NHTSA by Honda, covering the Honda Civic across the 1996–2000 model years. NHTSA's summary reads: MALFUNCTION INDICATOR LAMP ON WITH DIAGNOSTIC TROUBLE CODE P0420 OR ENGINE PING UNDER LOAD.
Which vehicles does 05027 cover?
NHTSA's file names Honda Civic (1996–2000). 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 05027 a recall, and is the repair free?
No. 05027 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 05027?
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 05027, its date, and NHTSA's own summary from the public file.
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 05027. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.