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Home >> Infiniti >> 2013 >> M37 x >> Repair and Diagnosis (Single Page) >> External Pages >> Different car >> Section 9 (Engine Control System (Introduction)) >> System Description >> Diagnosis System (ECM) >> Diagnosis Description >> CONSULT Function >> DTC Work Support
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DTC Work Support

WARNING: This page is about a different car, the 2013 Nissan Xterra. However, it is still accessible from the selected car via links, so may be relevant.

SRT STATUS Mode

PERMANENT DTC STATUS Mode

How to display permanent DTC status

  1. Turn ignition switch OFF and wait at least 10 seconds.
  2. Turn ignition switch ON.
  3. Turn ignition switch OFF and wait at least 10 seconds.
  4. Turn ignition switch ON.
  5. Select "PERMANENT DTC STATUS" in "DTC & SRT CONFIRMATION" mode with CONSULT.
    NOTE: Permanent DTCs stored in ECM memory are displayed on the CONSULT screen to show if a driving pattern required for erasing permanent DTCs is complete (CMPLT) or incomplete (INCMP).
    CAUTION: Since the "PERMANENT DTC STATUS" screen displays the previous trip information, repeat the following twice to update the information: "Ignition switch OFF", "Wait for more than 10 seconds" and "Ignition switch ON".
    Fig 1: Permanent DTC & SRT Confirmation Message Display
    G08710474Courtesy of NISSAN NORTH AMERICA, INC.
NOTE: This mode is not used in regions that permanent DTCs are not regulated by law.

SRT WORK SUPPORT Mode

This mode enables a technician to drive a vehicle to set the SRT while monitoring the SRT status.

PERMANENT DTC WORK SUPPORT Mode

This mode enables a technician to drive a vehicle to complete the driving pattern that is required for erasing permanent DTC.

NOTE: This mode is not used in regions that permanent DTCs are not regulated by law.
DTC WORK SUPPORT MODE

Test mode Test item Corresponding DTC No.
EVAPORATIVE SYSTEM EVP V/S LEAK P0456/P1456(1) P0442
P0455
P0456
PURG VOL CN/V P1444 P0443
PURG FLOW P0441 P0441
A/F SEN1 A/F SEN1(B1) P1278/P1279 P0133
A/F SEN1(B1) P1276 P0130
A/F SEN1(B2) P1288/P1289 P0153
A/F SEN1(B2) P1286 P0150
HO2S2 HO2S2(B1) P1146 P0138
HO2S2(B1) P1147 P0137
HO2S2(B1) P0139 P0139
HO2S2(B2) P1166 P0158
HO2S2(B2) P1167 P0157
HO2S2(B2) P0159 P0159
(1) DTC P1456 does not apply to N50 models but appears in DTC Work Support Mode screens.