The abs and traction actuator turns off the solenoids and the ecm shuts off vsc control (traction control signal) from the skid control ecu accordingly, the result being that it is as if the abs, trc and vsc systems were not installed.
If it is impossible to control the systems, the warning light comes on to inform the driver of malfunctions in the systems (see page bc-44).
Hint:

Freeze frame data
Data list / active testCd player operation
Insert disc or select “cd” on the audio source selection screen
with a disc inserted to begin listening to a cd.
Audio control screen
Pressing the “audio” button displays the audio control screen from
any screens of the selected source.
Audio source selection screen
appears
Displ ...
Transmission range sensor circuit malfunction (prndl input)
Description
The park/neutral position (pnp) switch detects the shift lever position and
sends signals to the ecm.
Monitor description
These dtcs indicate a problem with the park/neutral position switch and the
wire harness in the park/
neutral position switch circuit.
The park/neu ...
Hydraulic test
Measure line pressure
Notice:
Perform the test at the normal operating atf
temperature: 50 to 80°c (122 to 176°f).
The line pressure test should always be
performed with at least 2 people. One person
should observe the condition of the wheels or
wheel chocks while the other ...