Oscilloscope Patterns and Waveforms

TCM INSPECTION [FS5A-EL]

Input/Output Wave From (Reference)

Shift solenoid A





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

Shift solenoid B





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

Shift solenoid C





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

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

Pressure control solenoid A (-)





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

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

Input/turbine speed sensor





- TCM terminals
AB (+)-Y (-)
- 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
AC (+)-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
Z (+)-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}.