AT–192
Terminal
AUTOMATIC TRANSMISSION
INSPECTION OF ELECTRONIC CONTROL
COMPONENTS
1. INSPECT VOLTAGE OF ECM CONNECTOR
Measuring condition
PWR pattern
NORM pattern
Brake pedal is depressed
Brake pedal is released
Engine coolant temp. 80E C (1 760F)
Throttle valve fully closed
Throttle valve open
Throttle valve fully closed
Throttle valve fully open
O/D main switch turned ON
O/D main switch turned OFF
Cruise control main switch
OFF
Standing still
Vehicle moving
–
Troubleshooting (Electronic Control System)
(a) Remove the cowl side trim of passenger side.
(b) Turn on the ignition switch.
(c) Measure the voltage at each terminal.
Standing still
Vehicle moving
Voltage (V)