Sentra L4-1.8L (QG18DE) SULEV (2003)
PROM - Programmable Read Only Memory: All Technical Service Bulletins
Engine Controls - MIL ON/DTC's P1278/P1279
Classification:
EC03-019C
Reference:
NTB03-064C
Date:
November 1, 2004
2003-2005 SENTRA; MIL "ON" WITH DTC P1278 OR P1279 STORED
This bulletin amends NTB03-064. The Applied Vehicles information has been amended.
Please discard all paper copies of the earlier versions.
APPLIED VEHICLES:
2003, 2004 and 2005 Sentra (B15) with QG18DE engine ONLY*
2004 Sentra (B15) with QR25DE engine (Federal emissions specification) and Automatic Transmission ONLY*
*See "ECM Part Number Check" for bulletin applicability verification.
IF YOU CONFIRM:
A MIL "ON" with P1278 or P1279 (A/F Sensor 1) stored in the ECM.
ACTIONS:
A.
Confirm this bulletin applies:
^
Check the Current ECM Part Number (P/N).
^
Compare your Current ECM P/N to those listed in Chart A.
If your ECM P/N is not listed, this bulletin does not apply. Go back to ASIST for further diagnostic and repair information.
B.
Reprogram the ECM.
C.
If needed (as specified by Chart A), perform Idle Air Volume Learning (IAVL) shown in this bulletin.
IMPORTANT:
The purpose of "ACTIONS" (above) is to give you a quick idea of the work you will be performing. You MUST closely follow the entire Service
Procedure as it contains information that is essential to successfully completing this repair.
CLAIMS INFORMATION