Toyota Celica 2005 Repair Manual page 1314

2 Check cruise control switch continuity.
CANCEL
4
OK
3 Check harness and connector between ECM and cruise control switch, cruise
control switch and body ground (See page IN−30).
OK
2005 CELICA (RM1131U)
DIAGNOSTICS
RES/ACC
SET/COAST
5
I05156
− CRUISE CONTROL SYSTEM (2ZZ−GE)
PREPARATION:
(a) Remove the steering wheel center pad.
(b) Disconnect the cruise control switch connector.
CHECK:
(a) Measure the resistance between terminal 4 and 5 of the
cruise control switch connector when the control switch is
operated.
OK:
Switch position
Neutral
RES/ACC
SET/COAST
CANCEL
(b) Check the continuity between terminal 4 and 5 of the con-
trol switch connector when main switch is held on and off.
OK:
Switch position
OFF
ON
NG Replace control switch.
NG Repair or replace harness or connector.
1313
Resistance (Ω)
∞ (No continuity)
210 − 270
560 − 700
1380 − 1700
Tester connection Specified condition
4 − 5
4 − 5
DI−1113
No continuity
Continuity