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Home >> Infiniti >> 2018 >> QX60 AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (Introduction And Basic Inspection) >> System Description >> Diagnosis System (ECM) >> Counter System >> Counter System Chart
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Counter System Chart

Items

Fuel Injection System

Misfire

Other

MIL (turns OFF)

3 (pattern B)

3 (pattern B)

3 (pattern B)

DTC, Freeze Frame Data (no display)

80 (pattern C)

80 (pattern C)

40 (pattern A)

1st Trip DTC (clear)

1 (pattern C), *1

1 (pattern C), *1

1 (pattern B)

1st Trip Freeze Frame Data (clear)

*1, *2

*1, *2

1 (pattern B)

For details about patterns B and C under "Fuel Injection System" and "Misfire", see "EXPLANATION FOR DRIVING PATTERNS FOR "MISFIRE ", "FUEL INJECTION SYSTEM".

For details about patterns A and B under Other, see "EXPLANATION FOR DRIVING PATTERNS FOR "MISFIRE ", "FUEL INJECTION SYSTEM".

G05945526Courtesy 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.

Driving Pattern B 

Refer to Driving Pattern .

Driving Pattern C 

Refer to Driving Pattern .

Example:

If the stored freeze frame data is as per the following:

Engine speed: 850 RPM, Calculated load value: 30%, Engine coolant temperature: 80 deg. C (176 deg. F)

To be satisfied with driving pattern C, the vehicle should run under the following conditions:

Engine speed: 475 - 1, 225 RPM, Calculated load value: 27 - 33%, Engine coolant temperature: more than 70 deg. C (158 deg. F)

G05945527Courtesy 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 40 times (pattern A) 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:

1st trip DTC will be cleared after vehicle is driven once (pattern B) without the same malfunction.

*7:

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

Driving Pattern A 

Refer to Driving Pattern .

Driving Pattern B 

Refer to Driving Pattern .