Toyota Corolla (E120) 2002–2008 Repair Manual / Windshield/windowglass/mirror / Combination meter assy
Toyota Corolla (E120): Combination meter assy
Overhaul
Hint
: components:
1. Remove meter hood sub–assy
2. Remove combination meter assy

- Remove the screw.
- disengage the 2 clips as shown in the illustration.
- disconnect the connector, then remove the combination meter.
3. Remove combination meter glass

- Disengage the 8 claws, then remove the combination meter glass.
Other materials:
Wiper & washer
Preparation
Sst
Recomended tools
Equipment
...
Inspection procedure
Hint:
hand–held tester only:
narrowing down the trouble area is possible by performing ”a/f control” active
test (heated oxygen
sensor or other trouble areas can be distinguished).
Perform active test using hand–held tester (a/f control).
Hint:
”a/f control” is the active te ...
Circuit description
The intake air temperature (iat) sensor, mounted on the mass
air flow (maf) sensor, monitors the intake air temperature. The
iat sensor has a thermistor that varies its resistance depending
on the temperature of the intake air. When the air temperature
is low, the resistance in the thermisto ...


