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Service bulletin ITB01052

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id627407
Published by NHTSA2002-02-07
Manufacturer's numberITB01052
Manufacturer's date2001-09-06
NHTSA componentUNKNOWN OR OTHER

NHTSA's summary

SOME VEHICLES MAY EXHIBIT A MALFUNCTION INDICATOR LAMP ON WITH DIAGNOSTIC TROUBLE CODE P1320 AND / OR SPARK KNOCK (DETONATION) DUE TO IGNITION COIL(S). *TT

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Trouble codes named

P1320

Vehicles listed
INFINITI I302000, 2001

Listing a model year does not mean every vehicle of it is concerned: the document says which.