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Home >> Nissan-Datsun >> 2004 >> Sentra SE-R >> Repair and Diagnosis >> External Pages >> Different car >> Section 70 (Engine Controls - Self-Diagnostics) >> Self-Diagnostic System >> Fail-Safe Modes >> DTC P0117 & DTC P0118: ECT Sensor
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DTC P0117 & DTC P0118: ECT Sensor

WARNING: This page is about a different car, the 2002 Nissan Xterra and 2002 Nissan Frontier. However, it is still accessible from the selected car via links, so may be relevant.

Engine coolant temperature (ECT) is fixed at 104°F (40°C) when ignition is first turned on, then increases based on engine run time. After 4 minutes, ECT is fixed at 176°F (80°C). Cooling fan operates when engine is running.