Toyota Corolla (E120) 2002–2008 Repair Manual / Cooling / Cooling fan system / On–vehicle inspection
Toyota Corolla (E120): On–vehicle inspection
1. Check cooling fan operation with low temperature (below 83 c (181 f))
- Turn the ignition switch on.
- check that the cooling fan stops.
Hint
: if not, check the cooling fan relay and water temperature sensor, and check for separated connector or severed wire between the cooling fan relay and water temperature sensor.
- disconnect the water temperature sensor connector.
- check that the cooling fan rotates.
If not, check the fuses, cooling fan relay, ecm and cooling fan, and check for a short circuit between the cooling fan relay and water temperature sensor.
- reconnect the water temperature sensor connector.
2. Check cooling fan operation with high temperature (above 93 c (199 f))
- start the engine, and raise coolant temperature to above 93 c (199 f).
Hint
: coolant temperature is the detected value by the water temperature sensor on the water outlet.
- check that the cooling fan rotates.
Hint
: if not, replace the water temperature sensor.
3. Inspect cooling fan
- disconnect the cooling fan connector.
- connect battery and ammeter to the connector.
- check that the cooling fan rotates smoothly, and check the reading
on the ammeter.
Standard amperage:
approx. 8.0 – 12.0 A at 20 c (68 f) - reconnect the cooling fan connector.
Other materials:
Standard bolt
How to determine bolt strength
Specified torque for standard bolts
How to determine nut strength
*: Nut with 1 or more marks on one side surface of the nut.
Hint:
use the nut with the same number of the nut strength classification or the
greater than the bolt strength classificati ...
Overhaul
Hint: component:
1. Discharge refrigerant from refrigeration system
sst 07110–58060 (07117–58080, 07117–58090, 07117–78050, 07117–88060,
07117–88070,
07117–88080)
2. Disconnect cooler refrigerant suction hose no.1
Install sst to piping clamp.
Sst 09870–00015
Hint ...
Location of the spare tire, jack and tools
1 Luggage floor cover
2 Wheel nut wrench
3 Jack handle
4 Jack attachment*
5 Jack
6 Spare tire
7 Tool tray
*: The jack attachment is used when raising your vehicle with a floor jack.
CAUTION
■Using the tire jack
Observe the following precautions.
Improper use of the tire jack may c ...


