LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Nissan-Datsun >> 2019 >> Armada SL, RWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (Introduction) >> System Description >> Diagnosis System (ECM) >> CONSULT Function >> Self Diagnostic Result Mode
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Self Diagnostic Result Mode

Self Diagnostic Item 

Regarding items of DTC and 1st trip DTC, refer to DTC Index .

How to Read DTC and 1st Trip DTC 

DTCs and 1st trip DTCs related to the malfunction are displayed in "Self-diag results".

How to Erase DTC and 1st Trip DTC 

NOTE:
  • If the ignition switch stays ON after repair work, be sure to turn ignition switch OFF once. Wait at least 10 seconds and then turn it ON (engine stopped) again.
  • If the DTC is not for A/T related items (see DTC Index ), skip step 1.
  1. Erase DTC in TCM. Refer to Diagnosis Description .
  2. Select "ENGINE" with CONSULT.
  3. Select "SELF-DIAG RESULTS".
  4. Touch "ERASE". (DTC in ECM will be erased.)

Freeze Frame Data and 1st Trip Freeze Frame Data 

Freeze frame data item*

Description

DIAG TROUBLE CODE

[PXXXX]

  • The engine control component part/control system has a trouble code the is displayed as PXXXX. (Refer to DTC Index .)

CAL/LD VALUE [%]

  • The calculated load value at the moment a malfunction is detected is displayed.

COOLANT TEMP [°C] or [°F]

  • The engine coolant temperature at the moment a malfunction is detected is displayed.

L-FUEL TRM-B1 [%]

  • "Long-term fuel trim" at the moment a malfunction is detected is displayed.
  • The long-term fuel trim indicates much more gradual feedback compensation to the base fuel schedule than short-term fuel trim.

L-FUEL TRM-B2 [%]

S-FUEL TRM-B1 [%]

  • "Short-term fuel trim" at the moment a malfunction is detected is displayed.
  • The short-term fuel trim indicates dynamic or instantaneous feedback compensation to the base fuel schedule.

S-FUEL TRM-B2 [%]

ENGINE SPEED [rpm]

  • The engine speed at the moment a malfunction is detected is displayed.

VEHICL SPEED

[km/h] or [mph]

  • The vehicle speed at the moment a malfunction is detected is displayed.

INT MANI PRES [kPa]

  • These items are displayed but are not applicable to this model.

ABSOL TH.P/S [%]

  • The throttle valve opening angle at the moment a malfunction is detected is displayed.

B/FUEL SCHDL [msec]

  • The base fuel schedule at the moment a malfunction is detected is displayed.

INT/A TEMP SE [°C] or [°F]

  • The intake air temperature at the moment a malfunction is detected is displayed.

FUEL SYS-B1

  • "Fuel injection system status" at the moment a malfunction is detected is displayed.
  • One of the following mode is displayed.

    Mode2: Open loop due to detected system malfunction

    Mode3: Open loop due to driving conditions (power enrichment, deceleration enleanment)

    Mode4: Closed loop - using oxygen sensor(s) as feedback for fuel control

    Mode5: Open loop - has not yet satisfied condition to go to closed loop

FUEL SYS-B2

COMBUST CONDITION

  • These items are displayed but are not applicable to this model.

FUEL RAIL PRESSURE [MPa]

  • The fuel rail pressure at the moment a malfunction is detected is displayed.

TARGET FUEL RAIL PRESSURE [MPa]

  • The target fuel rail pressure at the moment a malfunction is detected is displayed.

BATTERY VOLTAGE [V]

  • The battery voltage at the moment a malfunction is detected is displayed.

FUEL LEVEL [%]

  • The fuel level at the moment a malfunction is detected is displayed.

*: The items are the same as those of 1st trip freeze frame data.