Toyota Celica 2005 Repair Manual page 1021

DI−820
2 Measure resistance between terminal S1 or S2 of ECM and body ground.
S1
S2
OK
Check and replace the ECM (See page
IN−30).
3 Check shift solenoid valve No. 1 or No. 2.
OK
Repair or replace transmission wire
(See page IN−30).
2005 CELICA (RM1131U)
DIAGNOSTICS − AUTOMATIC TRANSAXLE (U341E)
PREPARATION:
(a) Connect the transmission wire connector.
(b) Remove the ECM hood.
(c) Disconnect the connector of the ECM.
CHECK:
Measure resistance between terminal S1 or S2 of ECM and
body ground.
OK:
Resistance: 11 to 15 Ω at 20 °C (68 °F)
D07757
NG Repair or replace the harness or connector
(See page IN−30).
PREPARATION:
(a) Jack up the vehicle.
(b) Remove the oil pan.
(c) Disconnect the solenoid connector.
(d) Remove the shift solenoid valve No. 1 or No. 2.
CHECK:
Measure resistance between solenoid connector and body
ground.
OK:
D07870
Resistance: 11 to 15 Ω at 20 °C (68 °F)
NG Replace the solenoid valve.
1020