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Home >> Infiniti >> 2002 >> I35 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Self-Diagnostics >> Diagnostic Tests >> DTC P0181: Fuel Tank Temperature Sensor Circuit Range/Performance >> Possible Causes
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Possible Causes

Malfunction is detected when a rationally incorrect voltage from FTT sensor is sent to ECM, compared with voltage signals from engine coolant temperature sensor and intake air temperature sensor. Possible causes are:

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