Toyota ZZT230 series Repair Manual page 352

'
)
3 Check for open and short
ECM (See page 1�).
Check and raplace
080 II scan tool (excluding TOYOTA hand-held tester)
1
Check operation of OCV for VVTL.
START
)
Dl-20) .
2 Check voltage between terminals OVL+ and OVL- of ECM connector
)
DIAGNOSTICS
I n
harnass and connector between OCV tor VVTL and
ECM
(See paga iN-30).
PREPARATI O N:
(a)
(b)
(c)
(d)
CHECK:
OK: Rough
Check the engine speed.
-
ENGINE
Start the engine and warmed it
Disconnect the OCV connector.
Maintain engine speed at 1,500- 2,500 rpm.
Apply battery positive voltage between terminals of the
ocv.
engi n e
speed or
e p for
ace
OCV
R VVTL.
l
and rep l a ce
Check
up.
engi n e st a l l e d
page
( se a
page
ECM ( S ao
IN-30).
01-141