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:
Luggage door hinge torsion bar rh
Replacement
Hint:
installation is in the reverse order of the removal. But the
installation is indicated only when it has a
point.
In the lh side, work in the same procedure as in the rh side.
Since the removal of the torsion bar will cause no tension, operation
of opening and closi ...
Catalyst monitor (o2s type)
Preconditions
The monitor will not run unless:
mil is off.
Engine coolant temperature (ect) is 176°f (80 °C) or greater.
Intake air temperature (iat) is 14°f (–10 °C) or greater.*
Notice:
* 2002 and later my vehicles:
the readiness test can be completed in cold ambient c ...
Circuit description
The rear heated oxygen sensor is used to monitor oxygen concentration in the
exhaust gas. For optimum
catalytic converter operation, the air fuel mixture must be maintained near the
ideal ”stoichiometric” ratio.
The heated oxygen sensor output voltage changes suddenly in the vicinity of ...


