Toyota 1RZ Supplement Manual page 277

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2 Adjust CO concentration.
SST
Idle Mixture Adjusting Screw
S02607
S02608
OK
Adjustment is complete.
DIAGNOSTICS
180˚
A02271
- - ENGINE (2RZ- -FE, 3RZ- -FE)
PREPARATION:
Same condition as step 1 of this chart.
CHE CK:
Using SST, adjust the idle mixture by turning the idle mixture ad-
justing screw in the variable resistor.
SST 09243 -- 00020
RESULT:
OK
NG type I
NG type II
HINT:
Always check idle speed after turning the idle mixture adjusting
screw. If it is incorrect, readjust idle speed.
Adjustable range of the idle mixture adjust to turn this screw is
180 degrees. Do not turn this screw more than it.
NG Type I
S e e pa ge E M - - 3 a nd go on troubl e s hooti ng
NG Type II
Go to step 3.
3RZ-F,3RZ-FE Pages From Supplement
TO MODEL INDEX
Concentration: 1.5 ± 0.5%
Change in CO concentration
No change in CO concentration
CONTINUED
DI- -185