FI00P--01
--
ELECTRONIC FUEL INJECTION
EFI SYSTEM
FI--1
EFI SYSTEM
PRECAUTION
1. BEFORE WORKING ON FUEL SYSTEM, DISCON-
NE CT NE G ATI V E ( -- ) TE RMI NAL CABLE F RO M BAT -
TE RY
HINT:
Any diagnostic trouble code retained by the ECU will be erased
when the battery negative (--) terminal cable is removed from
the battery.
Therefore, if necessary, read the diagnostic trouble code(s) be-
fore removing the negative (--) terminal cable from the battery.
2 . DO NO T S MO KE O R WO RK NE AR AN O P E N FLAME
WHEN WORKING ON FUEL SYSTEM
3 . KE E P G AS O LI NE AWAY FRO M RUBBE R O R L E ATH -
E R PARTS
4 . MAI NTE NANCE P RE CAUTI O NS
(a)
Precaution when the connecting gauge.
(1)
2RZ--FE:, 3RE--FE:
Use battery as the power source for the timing light,
etc.
(2)
1RZ--E:
Use battery as the power source for the timing light,
tachometer, etc.
(3)
1RZ--E:
Connect the tester probe of a tachometer to the ter-
minal IG
⊖
of the check connector.
(b)
In the event of engine misfire, these precautions should
be taken.
(1)
Check proper connection of battery terminals, etc.
(2)
Handle high--tension cords carefully.
(3)
After repair work, check that the ignition coil termi-
nals and all other ignition system lines are recon-
nected securely.
(4)
When cleaning the engine compartment, be espe-
cially careful to protect the electrical system from
water.
(c)
Precautions when the handling heated oxygen sensors.
(1)
Do not allow oxygen sensor to drop or hit against an
object.
(2)
Do not allow the sensor to come into contact with
water.
2RZ--FE:, 3RZ--FE:
If Vehicle is Equipped with Mobile Radio System (ham, cb, etc.)
2RZ--FE:, 3RZ--FE:
If the vehicle is equipped with a mobile communication system,
refer to the precaution in the IN section.
5 . AI R I NDUCTI O N SYSTEM
(a)
Separation of the engine oil dipstick, oil filler cap, PCV
hose, etc. may cause the engine to run out of tune.
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Pages From Supplement
3RZ-F,3RZ-FE
