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Home >> Toyota >> 2001 >> Sienna CE >> Repair and Diagnosis >> External Pages >> Different car >> Section 122 (Engine Control System Self Diagnostics - V6) >> Diagnostic Tests >> DTC P0115, DTC P0117 & DTC P0118 >> Circuit Description

Circuit Description

WARNING: This page is about a different car, the 2003 Toyota Tundra. However, it is still accessible from the selected car via links, so may be relevant.

A thermistor built in the engine coolant temperature sensor changes the resistance value according to the engine coolant temperature.