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Home >> Infiniti >> 2023 >> QX55 Essential >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System (1 Of 3) >> System Description >> Diagnosis System (ECM) >> Counter System >> Counter System Chart >> Relationship Between MIL, DTC, 1St Trip DTC and Driving Patterns Except For "misfire <Exhaust Quality Determination>", "Fuel Injection System"
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Relationship Between MIL, DTC, 1St Trip DTC and Driving Patterns Except For "misfire <Exhaust Quality Determination>", "Fuel Injection System"

GNSDB4384Courtesy of NISSAN NORTH AMERICA, INC.

*1:

When the same malfunction is detected in two consecutive trips, MIL will light up.

*2:

MIL will turn OFF after vehicle is driven 3 times (pattern B) without any malfunctions.

*3:

When the same malfunction is detected in two consecutive trips, the DTC and the freeze frame data will be stored in ECM.

*4:

The DTC and the freeze frame data will not be displayed any longer after vehicle is driven 80 times (pattern C) without the same malfunction. (The DTC and the freeze frame data still remain in ECM.)

*5:

When a malfunction is detected for the first time, the 1st trip DTC and the 1st trip freeze frame data will be stored in ECM.

*6:

The 1st trip DTC and the 1st trip freeze frame data will be cleared at the moment OK is detected.

*7:

When the same malfunction is detected in the 2nd trip, the 1st trip freeze frame data will be cleared.

*8:

1st trip DTC will be cleared when vehicle is driven once (pattern C) without the same malfunction after DTC is stored in ECM.



GNSDB4384Courtesy of NISSAN NORTH AMERICA, INC.

*1:

When the same malfunction is detected in two consecutive trips, MIL will light up.

*2:

MIL will turn OFF after vehicle is driven 3 times (pattern B) without any malfunctions.

*3:

When the same malfunction is detected in two consecutive trips, the DTC and the freeze frame data will be stored in ECM.

*4:

The DTC and the freeze frame data will not be displayed any longer after vehicle is driven 80 times (pattern C) without the same malfunction. (The DTC and the freeze frame data still remain in ECM.)

*5:

When a malfunction is detected for the first time, the 1st trip DTC and the 1st trip freeze frame data will be stored in ECM.

*6:

The 1st trip DTC and the 1st trip freeze frame data will be cleared at the moment OK is detected.

*7:

When the same malfunction is detected in the 2nd trip, the 1st trip freeze frame data will be cleared.

*8:

1st trip DTC will be cleared when vehicle is driven once (pattern C) without the same malfunction after DTC is stored in ECM.