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HINT: When any of these DTCs are set, check the ECT by entering the following menus: Powertrain/Engine and TEMPERATURE CHART MONITOR DESCRIPTION The Engine Coolant Temperature (ECT) sensor is used to monitor the ECT. The ECT sensor has a thermistor Example: If the sensor output voltage is more than 4.91 V for 0.5 seconds or more, the ECM determines that there is an If the malfunction is not repaired successfully, a DTC is set 0.5 seconds after the engine is next started. MONITOR STRATEGY MONITOR STRATEGY TYPICAL ENABLING CONDITIONS P0118 Open in ECT sensor circuit for 0.5 seconds (1 trip detection Open in ECT sensor circuit ECT sensor ECM Temperature Displayed Malfunction -40°C (-40°F) Open circuit 140°C (284°F) or higher Short circuit Related DTCs P0115: ECT sensor range check (Fluctuating) Required Sensors/Components (Main) ECT sensor Required Sensors/Components (Related) - Frequency of Operation Continuous Duration 0.5 seconds MIL Operation Immediate Sequence of Operation None
2008 Toyota Tundra 2008 ENGINE PERFORMANCE Engine Control System (1GR-FE) - Tundra
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