Toyota Celica 2005 Repair Manual page 1282

INSPECTION PROCEDURE
1 Check ECU−IG fuse.
MULTI Fuse
(ECU−IG)
OK
2 Check voltage between terminals B and GND of cruise control ECU connector.
ON
GND
AB0119
I00147
NG
2005 CELICA (RM1131U)
DIAGNOSTICS
I14200
B
(−) (+)
I00176
− CRUISE CONTROL SYSTEM (1ZZ−FE)
PREPARATION:
Remove the ECU−IG fuse from the instrument panel junction
block.
CHECK:
Check the continuity of ECU−IG fuse.
OK:
Continuity
NG Check for short in all the harness and compo-
nents connected to ECU−IG fuse.
PREPARATION:
(a) Remove ECU with connector being connected.
(b) Turn ignition switch ON.
CHECK:
Measure the voltage between terminal B and GND of the ECU
connector.
OK:
Voltage: 10 − 14 V
OK Proceed to next circuit inspection shown in
problem symptom table (See page DI−1048).
1281
DI−1081