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Home >> Infiniti >> 2003 >> FX45 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Self-Diagnostics >> Diagnostic Tests >> DTC P0181: Fuel Tank Temperature Sensor Circuit Range/Performance >> DTC Confirmation Test

DTC Confirmation Test

Turn ignition on. Select DATA MONITOR with scan tool. Wait at least 10 seconds. If 1st trip DTC is detected, go to DIAGNOSTIC PROCEDURE  . If 1st trip DTC is not detected, check COOLAN TEMP/S reading with scan tool. If reading is 140°F (60°C) or more, allow engine to cool until engine coolant temperature is less than 140°F (60°C). Wait at least 10 seconds. If 1st trip DTC is detected, go to DIAGNOSTIC PROCEDURE  . If 1st trip DTC is still not detected, system is okay at this time.

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