TSB NTB-09-030 — Nissan Service bulletin

NTB-09-030 is a service bulletin on file with NHTSA for 4 Nissan models, 1990–1993 model years. A TSB is factory repair guidance, not a recall — the repair is not automatically free.

What the bulletin says. NISSAN: THE 12 VOLT BATTERY IS AN IMPORTANT PART OF THE VEHICLE ELECTRICAL SYSTEM AND IS REQUIRED TO STAY CONNECTED WHEN THE ENGINE IS RUNNING. TO PREVENT DAMAGE TO VEHICLE ELECTRONIC COMPONENTS FOLLOW THE INSTRUCTIONS/CAUTIONS. NO MODEL YEARS LISTED.

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

1Document filed
4Vehicles named
4Model years

Vehicles and model years NTB-09-030 names

VehicleModel years
Nissan Maxima 1990, 1993
Nissan Pathfinder 1990, 1991, 1992, 1993
Nissan Quest 1991, 1992, 1993
Nissan Sentra 1990

Every document filed under NTB-09-030

Document IDFiledType
NTB-09-030 April 6, 2009 Service bulletin

What NTB-09-030 covers

Electrical — the component vocabulary NHTSA files this communication under.

← All Nissan Maxima TSB years TSB lookup by model

Questions buyers ask

What is TSB NTB-09-030?

NTB-09-030 is a service bulletin filed with NHTSA by Nissan, covering 4 Nissan models across the 1990–1993 model years. NHTSA's summary reads: NISSAN: THE 12 VOLT BATTERY IS AN IMPORTANT PART OF THE VEHICLE ELECTRICAL SYSTEM AND IS REQUIRED TO STAY CONNECTED WHEN THE ENGINE IS RUNNING. TO PREVENT DAMAGE TO VEHICLE ELECTRONIC COMPONENTS FOLLOW THE INSTRUCTIONS/CAUTIONS. NO MODEL YEARS LISTED.

Which vehicles does NTB-09-030 cover?

NHTSA's file names Nissan Maxima (1990, 1993); Nissan Pathfinder (1990–1993); Nissan Quest (1991–1993); Nissan Sentra (1990). 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 NTB-09-030 a recall, and is the repair free?

No. NTB-09-030 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 NTB-09-030?

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 NTB-09-030, 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 NTB-09-030. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.