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Home >> Infiniti >> 2003 >> I35 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Self-Diagnostics >> Diagnostic Tests >> DTC P0125: Insufficient Engine Coolant Temperature For Closed Loop Fuel Control >> DTC Confirmation Test
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DTC Confirmation Test

Turn ignition on. Select DATA MONITOR with scan tool. Ensure COOLAN TEMP/S reading is less than 50°F (10°C). Start engine and let it idle for 65 minutes. If 1st trip DTC is detected, go to DIAGNOSTIC PROCEDURE  . If 1st trip DTC is not detected, system is okay at this time.

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