LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Infiniti >> 2004 >> FX35 RWD >> Repair and Diagnosis >> Engine Performance >> Engine Control System >> DTC P0125 ECT Sensor >> DTC confirmation procedure
April 5, 2026: LEMON Manuals is launched! Read the announcement.

DTC confirmation procedure

CAUTION: Be careful not to overheat engine.
NOTE: If DTC confirmation procedure has been previously conducted, always turn ignition switch OFF and wait at least 10 seconds before conducting the next test.

With CONSULT-II 

  1. Turn ignition switch ON.
  2. Select DATA MONITOR mode with CONSULT-II. See Figure.
  3. Check that COOLAN TEMP/S is above 10° C (50° F).

    If it is above 10° C (50° F), the test result will be OK  .

    If it is below 10° C (50° F), Go to following step  .

  4. Start engine and run it for 65 minutes at idle speed.

    If COOLAN TEMP/S increases to more than 10° C (50° F) within 65 minutes, stop engine because the test result will be OK  .

  5. If DTC is detected, Go to DIAGNOSTIC PROCEDURE .

With GST 

Follow the procedure with CONSULT-II above.