Toyota Yaris: G16e-gts (cooling) / Thermostat

Toyota Yaris XP210 (2020-2026) Reapir and Service Manual / Engine & Hybrid System / G16e-gts (cooling) / Thermostat

Components

COMPONENTS

ILLUSTRATION

*1

WATER INLET WITH THERMOSTAT SUB-ASSEMBLY

*2

GASKET

N*m (kgf*cm, ft.*lbf): Specified torque

Non-reusable part

Removal

REMOVAL

CAUTION / NOTICE / HINT

The necessary procedures (adjustment, calibration, initialization, or registration) that must be performed after parts are removed, installed, or replaced during the water inlet with thermostat sub-assembly removal/installation are shown below.

Necessary Procedure After Parts Removed/Installed/Replaced

Replacement Part or Procedure

Necessary Procedure

Effect/Inoperative when not Performed

Link

Cleaning the deposits from the throttle body with motor assembly

Inspection after repair

  • Poor idle, etc.
  • Engine start function, etc.

PROCEDURE

1. REMOVE WATER INLET WITH WATER PUMP HOUSING SUB-ASSEMBLY

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2. REMOVE WATER INLET WITH THERMOSTAT SUB-ASSEMBLY

(a) Remove the 2 bolts and water inlet with thermostat sub-assembly.

(b) Remove the gasket from the water inlet with thermostat sub-assembly.

Inspection

INSPECTION

PROCEDURE

1. INSPECT WATER INLET WITH THERMOSTAT SUB-ASSEMBLY

CAUTION:

  • Do not put your hands into the water that has been heated for the inspection.
  • Touching the heated water could result in burns.

HINT:

The valve opening temperature is inscribed on the water inlet with thermostat sub-assembly.

(a) Immerse the water inlet with thermostat sub-assembly in water and then gradually heat the water.

(b) Check that the valve of the water inlet with thermostat sub-assembly opens at the specified temperature.

Standard Valve Opening Temperature:

80 to 84°C (176 to 183°F)

If the result is not as specified, replace the water inlet with thermostat sub-assembly.

(c) Check the valve lift.

Standard Valve Lift:

8.0 mm (0.315 in.) or more at 95°C (203°F)

If the result is not as specified, replace the water inlet with thermostat sub-assembly.

*a

Valve Lift

(d) Check that the valve is fully closed when the water inlet with thermostat sub-assembly is at low temperatures (below 77 °C (171 °F)).

If it is not fully closed, replace the water inlet with thermostat sub-assembly.

Installation

INSTALLATION

CAUTION / NOTICE / HINT

PROCEDURE

1. INSTALL WATER INLET WITH THERMOSTAT SUB-ASSEMBLY

(a) Install a new gasket to the water inlet with thermostat sub-assembly.

HINT:

Be sure to clean the contact surfaces.

(b) Install the water inlet with thermostat sub-assembly with the 2 bolts.

Torque:

10 N·m {102 kgf·cm, 7 ft·lbf}

2. INSTALL WATER INLET WITH WATER PUMP HOUSING SUB-ASSEMBLY

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