Toyota Celica 2005 Repair Manual page 1247

DI−1046
TERMINALS OF ECU
Symbols (Terminals No.)
STP− ↔ GND
(C18−2 ↔ C18−16)
D ↔ GND (C18−3 ↔ C18−16)
D ↔ GND (C18−3 ↔ C18−16)
PI ↔ GND (C18−4 ↔ C18−16)
TC ↔ GND
(C18−5 ↔ C18−16)
ECT ↔ GND
(C18−6 ↔ C18−16)
MC ↔ GND
(C18−7 ↔ C18−16)
L ↔ GND
(C18−8 ↔ C18−16)
B ↔ GND
(C18−9 ↔ C18−16)
CCS ↔ GND
(C18−10 ↔ C18−16)
2005 CELICA (RM1131U)
DIAGNOSTICS
Wiring Color
Depress brake pedal
G−W ↔ W−B
Release brake pedal
Shift to positions except D
B−Y ↔ W−B
Shift to D position
Clutch pedal is depressed
B−Y ↔ W−B
Clutch pedal is released
Ignition switch ON
Y−B ↔ W−B
Cruise control main switch OFF
Ignition switch ON
P−B ↔ W−B
Ignition switch ON
Connect terminals Tc and E1 of diagnostic check connector
During driving
Gear position 3rd
Y ↔ W−B
During driving
Gear position O/D
During cruise control driving
COAST switch held ON
R−W ↔ W−B
During cruise control driving
ACC switch held ON
During cruise control driving
G−B ↔ W−B
Except during cruise control driving
B−O ↔ W−B Ignition switch ON
Ignition switch ON
Ignition switch ON
MAIN switch held ON
W ↔ W−B
Ignition switch ON
SET/COAST switch held ON
Ignition switch ON
RES/ACC switch held ON
− CRUISE CONTROL SYSTEM (1ZZ−FE)
C18
Condition
1246
DI1KT−23
I00293
STD Voltage
10 − 16 V
Below 1 V
Below 1 V
10 − 16 V
10 − 16 V
Below 1 V
10 − 16 V
10 − 16 V
Below 1 V
10 − 16 V
Below 1 V
9 − 15 V
Below 1 V
9 − 15 V
Below 1 V
10 − 16 V
10 − 16 V
4.2 − 8.8 V
2.5 − 6.3 V
0.8 − 3.7 V