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Home >> Nissan-Datsun >> 2012 >> Sentra SE-R >> Repair and Diagnosis (Single Page) >> External Pages >> Different variant/trim >> Section 15 (Engine Control System - Introduction (MR20DE) (Except CALIFORNIA)) >> Service Information >> Trouble Diagnosis >> CONSULT Function (ENGINE) >> Self-Diag Results Mode >> Freeze Frame Data and 1st Trip Freeze Frame Data
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Freeze Frame Data and 1st Trip Freeze Frame Data

WARNING: This page is about a different variant/trim than selected.
Freeze frame data item(1) Description
DIAG TROUBLE CODE The engine control component part/control system has a trouble code, it is displayed as DTC.
FUEL SYS-B1
  • "Fuel injection system status" at the moment a malfunction is detected is displayed.
  • One mode in the following 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
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.
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.
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.
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-B2 These items are displayed but are not applicable to this model.
L-FUEL TRM-B2 [%]
S-FUEL TRM-B2 [%]
INT MANI PRES [kPa]
COMBUST CONDITION
(1) The items are the same as those of 1st trip freeze frame data.
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