Oscilloscope Patterns and Waveforms

TCM INSPECTION [FS5A-EL]

Input/Output Wave Form (Reference)

Shift solenoid A





- TCM terminals
1A (+)-body GND (-)
- Oscilloscope setting
5 V/DIV (Y), 5 ms/DIV (X), DC range
- Test Condition
D range 4GR

Shift solenoid B





- TCM terminals
1B (+)-body GND (-)
- Oscilloscope setting
5 V/DIV (Y), 5 ms/DIV (X), DC range
- Test Condition
D range 1GR

Shift solenoid C





- TCM terminals
1C (+)-body GND (-)
- Oscilloscope setting
5 V/DIV (Y), 5 ms/DIV (X), DC range
- Test Condition
D range 1GR

Pressure control solenoid B





- TCM terminals
1D (+)-body GND (-)
- Oscilloscope setting
5 V/DIV (Y), 5 ms/DIV (X), DC range
- Test Condition
Shifting from 4GR to 5GR or from 5GR to 4GR

Pressure control solenoid A (+)





- TCM terminals
1E (+)-body GND (-)
- Oscilloscope setting
5 V/DIV (Y), 1 ms/DIV (X), DC range
- Test Condition
The following conditions are met:

- Ignition switch ON position (engine stop)
- P position
- Accelerator pedal fully depressed

Pressure control solenoid A (-)





- TCM terminals
1G (+)-body GND (-)
- Oscilloscope setting
200 mV/DIV (Y), 1 ms/DIV (X), DC range
- Test Condition
The following conditions are met:

- Ignition switch ON position (engine stop)
- P position
- Accelerator pedal fully depressed

Input/turbine speed sensor





- TCM terminals
2I (+)-2K (-)
- Oscilloscope setting
1 V/DIV (Y), 2 ms/DIV (X), DC range
- Test Condition
Idle at P position after warm-up

Intermediate sensor





- TCM terminals
2L (+)-body GND (-)
- Oscilloscope setting
1 V/DIV (Y), 2.5 ms/DIV (X), DC range
- Test Condition
Vehicle speed at 30 km/h {19 mph}.

VSS





- TCM terminals
2P (+)-body GND (-)
- Oscilloscope setting
1 V/DIV (Y), 2.5 ms/DIV (X), DC range
- Test Condition
Vehicle speed at 30 km/h {19 mph}.