Toyota Celica 2005 Repair Manual page 843

DI−644
OBD II scan tool (excluding hand−held tester)
1 Check operation of OCV for VVTL.
START
(+)
(−)
OK
2 Check voltage between terminals OVL+ and OVL− of ECM connector
.
DI−333)
OK
3 Check for open and short in harness and connector between OCV for VVTL and
ECM (See page IN−30).
OK
Replace ECM (See page SF−78).
2005 CELICA (RM1131U)
DIAGNOSTICS − ENGINE (2ZZ−GE)
PREPARATION:
Start the engine and warm it up.
CHECK:
Check the engine speed at (1) and (2).
(1) Disconnect the C2 camshaft timing oil control valve
connector.
(2) Apply the battery voltage between the terminals of
the camshaft timing oil control valve.
RESULT:
A09090
Proceed to
A
B
OK:
Engine stalled.
NG Replace OCV for VVTL.
NG Replace ECM (See page SF−78).
NG Repair or replace harness or connector.
842
Check (1)
Normal engine speed Rough idle or engine stall
Conditions other than above
Check (2)
(See page