Toyota ZZT230 series Repair Manual page 732

Check voltage between terminal ECT of cruise control ECU connector and body
3
ground (On test drive).
4 Check harness and connector between terminal
)
electronically controlled transmission solenoid (See page IN-30).
Check and repl a ce crui se cont r ol ECU.
5 Check harness and connector between terminal OD of cruise control ECU and
terminal 001 of ECM (See page IN-30).
Check a nd repl ac e crui s e control ECU
page IN-30).
-
CRUISE CONTROL SYSTEM
PREPARATI O N:
Test dri v e aft e r
Connect the ECU connector.
(a)
CHECK:
engine warms up.
(b)
when
Check voltage between terminal ECT of ECU connector and
OK:
body ground switch is
OD
00
switch position
ON
OFF
probl e m sympt o m tabl e ( Se e page
ECT of cr u i s e control ECU
G
Repai r or repl a ce harness or connector.
G
Repai r or repl a ce harness or connect o r.
(See
Dl-521
and
ON OFF.
Voltage
0.5
8 - 14 v
Below V
Dl-494).
and