Brand:

Toyota

Model Name:

Yaris NCP90 91 92 93

Manual:

Repair Manual

Section:

1Nz-Fe Engine Control System

Title:

Engine Coolant Temperature Sensor

  1. Disconnect cable from negative battery terminal

  2. Drain engine coolant

  3. Remove engine coolant temperature sensor



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1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL


2. DRAIN ENGINE COOLANT
NOTICE:
To avoid the danger of being burned, do not remove the radiator cap sub-assembly while the engine and radiator assembly are still hot. Thermal expansion will cause hot engine coolant and steam to blow out from the radiator assembly.

  1. Loosen the radiator drain cock plug.

  1. Remove the radiator cap sub-assembly.

  1. Loosen the cylinder block drain cock plug, then drain the coolant.


    Disconnect the engine coolant temperature sensor connector. Yaris



3. REMOVE ENGINE COOLANT TEMPERATURE SENSOR


Disconnect the engine coolant temperature sensor connector. Yaris

  1. Disconnect the engine coolant temperature sensor connector.

  1. Using SST, remove the engine coolant temperature sensor.SST09817-33190 Yaris

  2. Using SST, remove the engine coolant temperature sensor.

    SST
    09817-33190