Toyota Hilux Surf 1993 Owner's Manual page 320

Continued from page
Connect solenoid wire connector and road
test. Does data link connector 1 TT terminal
voltage rise from 0 V to 7 V in sequence?
Are there 12 V between ECM terminals L–
E, when in the D position?
Yes
AUTOMATIC TRANSMISSION
AT–122
0³ 3 V
• Park/Neutral position switch circuit
faulty
• Park/Neutral position switch faulty
Try another ECM
– Troubleshooting (Electronic Control System)
0³ 7V
• Transmission faulty
• Solenoid faulty
0³ 5 V
Proceed to trouble 3 (AT–126)
Are there 12 V between ECM
terminals 2–E, when in the D
position?
Yes
AT–123