Engine Coolant Temperature Receiver Gauge Malfunction: Wiring Diagram

Fig 1: Wiring Diagram - Engine Coolant Temperature Receiver Gauge Malfunction

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

HINT:

If there is an open or short in the engine coolant temperature sensor circuit, the hybrid vehicle control ECU outputs the DTCs. Perform troubleshooting with the "SFI System" (See DIAGNOSTIC TROUBLE CODE CHART ).