Toyota 2GR-FE Manual page 343

CONFIRMATION DRIVING PATTERN
HINT:
• This confirmation driving pattern is used in steps 5, 8 and 11 of the following diagnostic troubleshooting
procedure when using an intelligent tester.
• Performing this confirmation driving pattern will activate the Heated Oxygen (HO2) sensor monitor.
(The catalyst monitor is performed simultaneously.) This is very useful for verifying the completion of a
repair.
NOTICE:
This test will not be completed if the vehicle is driven under absolutely constant speed conditions
such as with cruise control activated.
Vehicle Speed
Between
40 mph and 70 mph
(64 km/h and 113 km/h)
Idling
Ignition Switch OFF
(Note: Even if vehicle stops during driving pattern, test can be resumed)
1. Connect an intelligent tester to the DLC3.
2. Turn the ignition switch on (IG).
3. Turn the tester on.
4. Clear the DTCs (where set) (See page ES-45).
5. Select the following menu items: DIAGNOSIS / CARB OBD II / READINESS TESTS.
6. Check that O2S EVAL is INCMPL (incomplete).
7. Start the engine and warm it up (Procedure "A").
8. Drive the vehicle at between 40 mph and 70 mph (64 km/h and 113 km/h) for at least 10 minutes
(Procedure "B").
9. Note the state of the Readiness Tests items. Those items will change to COMPL (complete) as O2S
EVAL monitor operates.
10.On the tester, select the following menu items: DIAGNOSIS / ENHANCED OBD II / DTC INFO /
PENDING CODES and check if any DTCs (any pending DTCs) are set.
HINT:
If O2S EVAL does not change to COMPL, and any pending DTCs fail to set, extend the driving time.
2GR-FE ENGINE CONTROL SYSTEM – SFI SYSTEM
(A)
10 minutes
Warm up
(B)
Time
A098191E02
ES–187
ES
A079199E48