Toyota Celica 2005 Repair Manual page 1265

DI−1064
INSPECTION PROCEDURE
1 Input signal check.
Input Signal
SET/COAST
switch
RESUME/ACCEL
switch
CANCEL switch
NG
2 Check voltage between terminals CCS of cruise control ECU connector and body
ground.
ON
(−) (+)
AB0119
I00168
NG
2005 CELICA (RM1131U)
DIAGNOSTICS
Indicator Light
Blinking Pattern
2 Pulses
ON
OFF
3 Pulses
ON
OFF
SW OFF
ON
SW ON
OFF
CCS
I00171
− CRUISE CONTROL SYSTEM (1ZZ−FE)
PREPARATION:
See input signal check on page DI−1039.
CHECK:
Check the indicator light operation when each of the SET/
COAST, RESUME/ACCEL and CANCEL is turned on.
OK:
SET/COAST, RESUME/ACCEL switch
The signals shown in the table on the left should be
output when each switch is ON. The signal should
disappear when the switch is turned OFF.
CANCEL switch
The indicator light should go off when the cancel
switch is turned ON.
OK Wait and see.
PREPARATION:
(a) Remove ECU with connector being connected.
(b) Turn ignition switch ON.
CHECK:
Measure the voltage between terminal 10 of ECU connector
and body ground when each of the SET/COAST, RESUME/AC-
CEL and CANCEL is turned ON.
Switch position
Neutral
RES/ACC
SET/COAST
CANCEL
OK Proceed to next circuit inspection shown in
problem symptom table (See page DI−1048).
1264
Voltage
10 − 16
2.3 − 4.5
4.5 − 8.1
6.6 − 11.4