Honda Civic manuals

Subaru Legacy Service Manual: Inspection

1. Check that the thermostat does not have deformation, cracks or damage.

2. Check that the thermostat valve closes completely at an ambient temperature.

3. Immerse the thermostat and a thermometer in water. Raise water temperature gradually, and check the temperature and valve lift when the valve begins to open and when the valve is fully opened. Replace the thermostat if faulty.

NOTE:

During the test, agitate the water for even temperature distribution.

Leave the thermostat in the boiling water for five minutes or more before measuring the valve lift.

Hold the thermostat with a wire or the like to avoid contacting with container bottom.

Starting temperature to open:

76 — 80°C (169 — 176°F)

Full open temperature:

91°C (196°F)

Total valve lift:

9.0 mm (0.354 in) or more

(A)

Thermometer

(B)

Thermostat

Removal
1. Drain engine coolant. Engine Coolant > REPLACEMENT2. Disconnect the radiator outlet hose from thermostat cover.3. Remove the thermostat cover, and then remove the thermostat and gasket. ...

Installation
1. Install a gasket to thermostat.NOTE:Use a new gasket.2. Install the thermostat and thermostat cover.NOTE:Install the parts with the jiggle pin facing the upside.Tightening torque:6.4 N·m (0. ...

Other materials:

Dtc b1901 open in front p/t rh
DIAGNOSIS START CONDITION:Ignition voltage is 10 V to 16 V.DTC DETECTING CONDITION:Open circuit failure (open circuit in rear harness, open circuit in front seat pretensioner RH, open circuit in airbag CM internal circuit, connector connection failure)CAUTION:Before performing diagnosis, refer to &l ...

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