Toyota 2GR-FE, Manual

Page: 190 / 1021

ES–34
2GR-FE ENGINE CONTROL SYSTEM – SFI SYSTEM
ES
2. CATALYST MONITOR (ACTIVE AIR-FUEL RATIO
CONTROL TYPE)
(a) Preconditions
The monitor will not run unless:
• The MIL is OFF.
(b) Drive Pattern
(1) Connect an intelligent tester.
(2) Turn the ignition switch on (IG).
(3) Turn the tester or scan tool ON.
(4) Clear the DTCs.
(5) Start the engine and warm it up.
(6) Drive the vehicle at between 40 mph and 70
mph (64 km/h and 113 km/h) for at least 10
minutes.
(c) Monitor Status
(1) Check the Readiness Monitor status displayed
on the tester.
(2) If the status does not switch to COMPL
(complete), extend the driving time.
3. EVAP MONITOR (KEY-OFF TYPE)
(a) Preconditions
The monitor will not run unless:
• The fuel tank is less than 90% full.
• The altitude is less than 8,000 ft (2,450 m).
• The vehicle is stationary.
• The engine coolant temperature is between
4.4
°
C and 35
°
C (40
°
F to 95
°
F).
• The intake air temperature is between 4.4
°
C and
35
°
C (40
°
F to 95
°
F).
• Vehicle was driven in the city area (or on free-
way) for 10 minutes or more.
(b) Monitor Conditions
(1) Turn the ignition switch off and wait for 6 hours.
HINT:
Do not start the engine until checking Readiness
Monitor status. If the engine is started, the step
described above must be repeated.
NOTICE:
This test will not be completed if
the vehicle is driven under absolute
constant speed condition such as
with cruise control activated.
Time
10 minutes
Warm up
Note: Even when vehicle stops during driving pattern, the test can be resumed
Idling
Ignition Switch off
Between 40 mph and
70 mph (64 km/h and
113 km/h)
Vehicle Speed
A079199E85