check engine TOYOTA AVENSIS 1999 Supplement

B08053
O–Ring
SwitchConnector
AC2AK–01
P05962Ohmmeter AC–36
– AIR CONDITIONINGWATER TEMPERATURE SWITCH (1CD–FTV)
WATER TEMPERATURE SWITCH
(1CD–FTV)
INSPECTION
1. REMOVE ENGINE UNDER COVER
2. DRAIN ENGINE COOLANT
3. REMOVE WATER TEMPERATURE SWITCH
(a) Disconnect the connector.
(b) Remove the water temperature switch and O–ring.
4. INSPECT WATER TEMPERATURE SWITCH OPERA-
TION
(a) Using an ohmmeter, check that the no continuity exists
between terminals when the coolant temperature is
above 93C (199F).
If continuity exists, replace the switch.
(b) Using an ohmmeter, check that there is no continuity ex-
ists between the terminals when the coolant temperature
is below 83C (181F).
If no continuity exists, replace the switch.
5. REINSTALL WATER TEMPERATURE SWITCH
(a) Install a new O–ring to the water temperature switch.
(b) Install the water temperature switch.
(c) Connect the connector.
6. REINSTALL ENGINE UNDER COVER
7. FILL WITH ENGINE COOLANT
8. START ENGINE AND CHECK FOR COOLANT LEAK