
Continued from page AT-23
Connect ECT ECU connector and road test.
Does Tr terminal voltage rise from 0V
to 7V in sequence?
0→7V
• Transmission faulty
• Solenoid faulty
0→5V
Proceed to trouble 3 (AT-26)
0V
0→3V
Are there 12V between ECT ECU
terminals 2— GND when in the D
range?
Yes
No
Are there 12V between ECT ECU terminals
L— GND when in the D range?
No
Yes
• Neutral start switch circuit faulty
• Neutral start switch faulty
Try another ECT ECU