Toyota Celica 2005 Repair Manual page 984

TERMINALS OF ECM
E5
9 8 7 6 5 4 3
21 20 19 18 17 16 15 14 13
31 30 29 28 27 26 25
Each ECM terminals standard normal voltage is shown in the table below. In the table, first follow the informa-
tion under "Condition".
Look under "Symbols (Terminals No.)" for the terminals to be inspected.
The standard normal voltage between the terminals is shown under "STD Voltage".
Use the illustration above as a reference for the ECM terminals.
Symbols (Terminals No.)
S1 (E5−8) ↔ E1 (E4−17)
S2 (E5−20) ↔ E1 (E4−17)
SL (E5−19) ↔ E1 (E4 − 17)
+ −
SLT (E5−6) ↔ SLT (E5−5)
OD1 (E3−1) ↔ E1 (E4−17)
ODLP (E3−19) ↔ E1 (E4−17)
L (E4−9) ↔ E1 (E4−17)
2 (E4−19) ↔ E1 (E4−17)
R (E3−2) ↔ E1 (E4−17)
D (E3−24) ↔ E1 (E4−17)
N (E4−8) ↔ E1 (E4−17)
THO (E4−13) ↔ E2 (E4−18)
ST (E5−29) ↔ E1 (E4−17)
P (E4−20) ↔ E1 (E4−17)
SPD (E3−22) ↔ E1 (E4−17)
2005 CELICA (RM1131U)
DIAGNOSTICS
E4
2 1 7 6 5 4 3
12 11 10 16 15 14 13 12 11 10
24 23 22 24 23 22 21 20 19
Wiring Color
IG switch ON
1st or 2nd gear
BR−Y ↔ BR
3rd or O/D gear
IG switch ON
1st or O/D gear
Y ↔ BR
2nd or 3rd gear
IG switch ON
G−W ↔ BR
Vehicle driving under lock−up position
Y−R ↔ Y−G IG switch ON
B ↔ BR IG switch ON
O/D main switch ON (O/D OFF)
BR−Y ↔ BR
O/D main switch OFF (O/D ON)
IG switch ON and Shift lever L position
Y−B ↔ BR
IG switch ON and Shift lever other than L position
IG switch ON and Shift lever 2 position
L−Y ↔ BR
IG switch ON and Shift lever other than 2 position
IG switch ON and Shift lever R position
R−B ↔ BR
IG switch ON and Shift lever other than R position
IG switch ON and Shift lever D position
B−O ↔ BR
IG switch ON and Shift lever other than D position
IG switch ON and Shift lever N position
P−L ↔ BR
IG switch ON and Shift lever other than N position
GR−L ↔ BR IG switch ON and ATF temperature 110 °C (230 °F)
IG switch ON
BR−W ↔ BR
IG switch ON and R gear
IG switch ON and Shift lever P position
P ↔ BR
IG switch ON and Shift lever other than P position
W−R ↔ BR IG switch ON and rotate driving wheel slowly
− AUTOMATIC TRANSAXLE (U341E)
2 1
9 8 19
18 17 28
Condition
983
E3
9 8 7 6 5 4 3 2 1
18 17 16 15 14 13 12 11 10
27 26 25 24 23 22 21 20
DI−783
DI4ZQ−11
E2
7 6 5 4 3 2 1
15 14 13 12 11 10 9 8
22 21 20 19 18 17 16
D05962
STD Voltage
10 − 14 V
10 − 14 V
Below 1 V
10 − 14 V
10 − 14 V
Below 1 V
Below 1 V
10 − 14 V
10 − 14 V
5 − 6 V
Below 1 V
10 − 14 V
10 − 14 V
Below 1 V
10 − 14 V
Below 1 V
10 − 14 V
Below 1 V
10 − 14 V
Below 1 V
10 − 14 V
Below 1 V
Below 1 V
Below 1 V
10 − 14 V
10 − 14 V
Below 1 V
Pulse generation