Circuit Description
WARNING: This page is about a different car, the 2004 Toyota RAV4. However, it is still accessible from the selected car via links, so may be relevant.
Refer to CIRCUIT DESCRIPTION under DTC P0115: ENGINE COOLANT TEMPERATURE CIRCUIT, DTC P0117: ENGINE COOLANT TEMPERATURE CIRCUIT LOW INPUT, DTC P0118: ENGINE COOLANT TEMPERATURE CIRCUIT HIGH INPUT.