N09214
CG
TC
DLC3
--
DIAGNOSTICS
ENGINE (2RZ--FE, 3RZ--FE)
DI--147
INSPECTION PROCEDURE
HINT:
Read freed frame data using hand--held tester. Because freeze frame records the engine conditions when
the malfunction is detected, when troubleshooting it is useful for determining whether the vehicle was run-
ning or stopped, the engine warmed up or not, the air -- fuel ratio lean or rich, etc. at the time of the malfunction.
When using hand--held tester
1 Check engine idle speed.
PREPARATION:
(a)
Warm up engine to normal operating temp.
(b)
Switch off all accessories.
(c)
Switch off air conditioning.
(d)
Shift transmission into ”N” or neutral position.
(e)
Connect hand--held tester to DLC3 on the vehicle.
(f)
Using SST connect terminals 13(TC) and 4(CG) of the
DLC3.
CHECK:
Check the difference of engine speed between the ones less
than 5 sec. and more than 5 sec. after connecting terminals
B(TC) and 4(CG) of the DLC3.
HINT:
Read the values for the same bank.
OK:
Difference of engine speed: More than 100 rpm
OK
Check for intermittent problems
NG
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3RZ-F,3RZ-FE