LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Nissan-Datsun >> 2002 >> Sentra SE-R, Automatic >> Repair and Diagnosis >> Engine Performance >> Sensor Range Charts >> Engine Controls - Sensor Operating Range Specifications - 4 CYL & V6 >> Introduction >> Mass Airflow Sensor
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Mass Airflow Sensor

MASS AIRFLOW SENSOR VOLTAGE (1)

Application Volts At Idle (2) (2) Volts At 2500 RPM
Altima
2.5L 1.1-1.5 1.6-2.0
3.5L 1.1-1.5 1.7-2.4
Frontier & Xterra
4-Cylinder 0.9-1.8 1.9-2.3
V6 1.0-1.7 1.7-2.3
I35 & Maxima 1.1-1.5 1.7-2.4
Pathfinder & QX4 1.0-1.7 1.7-2.3
Quest .9-1.8 1.9-2.3
Sentra
1.8L 1.0-1.7 1.5-2.4
2.0L 1.3-1.7 1.8-2.4
(1) Values are approximate and vary with engine RPM. Voltage should be less than one volt with Key On, Engine Off (KOEO).
(2) With engine at normal operating temperature, specified speed and no load.
MASS AIR FLOW SENSOR CALCULATED VALUE (1)(2)

Application At Idle (3) At 2500 RPM (3)
Altima
2.5L 10-35% 10-35%
3.5L 10-35% 10-35%
Frontier & Xterra
2.4L 9.5-34% 13.9-24.9%
3.3L 18.5-26.0% 18.0-21.0%
I35 & Maxima 10-35% 10-35%
Quest 18.5-26.0% 18.0-21.0%
Sentra
1.8L 35% 35%
2.5L 20.0-35.5% 12.0-27.0%
(1) Values are approximate and vary with engine RPM. Values are displayed as a percentage of total load.
(2) As measured using CONSULT-II tester or generic scan tool.
(3) With engine at normal operating temperature, specified speed and no load.
MASS AIR FLOW SENSOR MEASURED AIR FLOW

Application Flow At Idle (Gram/Sec.)(1) Flow At 2500 RPM (Gram/Sec.) (1)
Altima
2.5L 1.0-4.0 4.0-10.0
3.5L 2.0-6.0 7.0-20.0
Frontier & Xterra
2.4L .9-5.8 7.5-13.2
3.3L 3.3-4.8 12.0-14.9
I35 & Maxima 2.0-60 7.0-20.0
Sentra
1.8L 1.0-4.0 4.0-10.0
2.4L 1.0-4.0 5.0-10.0
Quest 3.3-4.8 12.0-14.9
(1) As measured using CONSULT-II tester or generic scan tool.
scientia non olet · About LEMON Manuals