Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Sfi system / Readiness monitor drive pattern / Catalyst monitor (o2s type)
Toyota Corolla (E120): 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 conditions (less than 14°f / –10 °C), if the drive pattern is repeated a second time after cycling the ignition off.
- Drive pattern
- connect the obd ii scan tool to the dlc3 to check monitor status and preconditions.
- Drive the vehicle at 40 to 55 mph (64 to 88 km/h) for approximately 3 minutes.
Notice
: drive with smooth throttle operation and avoid sudden acceleration.
If iat is less than 50°f (10 °C) when starting engine, continue to drive vehicle at 40 to 55 mph (64 to 88km/h) for approximately 4 minutes.
- Drive the vehicle at 35 to 45 mph (56 to 72 km/h) for approximately 7 minutes.
Notice
: drive with smooth throttle operation and avoid sudden deceleration as much as possible with the throttle fully closed.
- If readiness status dose not switch to complete, make sure that the preconditions are met and the ignition switch is turned off and then repeat steps (2) and (3).
- Release pressure in the fuel tank by removing and then reinstalling the fuel tank cap.
- Start the engine and immediately begin driving as directed.
Other materials:
Wireless remote control
(if equipped)
The keys are equipped with the
following wireless remote control:
Vehicles without a smart key
system
Locks the doors
Unlocks the doors
Opens the windows*1 and
moon roof*1, 2
Opens the trunk
Sounds the alarm
Vehicles with a smart key system
Locks the doors
Unlocks the doors
Opens the ...
Using automatic mode
1 Press .
The dehumidification function begins to operate. Air outlets and fan speed are
automatically adjusted according to the temperature setting.
2 Adjust the temperature setting.
3 To stop the operation, press again.
■ If the system is operated manually in automatic mode
If the fa ...
On–vehicle inspection
1. Inspect pressure switch no.1.
Magnetic clutch control:
inspect pressure switch operation.
Set on the manifold gauge set.
Connect the positive (+) lead from the ohmmeter to
terminal 4 and the negative (–) lead to terminal 1.
Check continuity between termin ...