Oil pump
Brake systemDownhill assist control operation switch (test mode dtc)
Description
The downhill assist control switch is connected to the skid control ecu in
the abs and traction
actuator.
Dtc c1379/74 can be detected when the downhill assist control switch sends the
downhill assist control
switch signal or test mode ends. Dtc c1379/74 is output only in t ...
Light control switch circuit
Description
This circuit detects the state of the headlight dimmer switch.
Wiring diagram
Inspection procedure
Read value of intelligent tester (main body ecu)
Connect the intelligent tester to the dlc3.
Turn the ignition switch on and press the intelligent
tester main switch on ...
If you think something is
wrong
If you notice any of the following
symptoms, your
vehicle probably needs
adjustment or repair. Contact
your Toyota dealer as
soon as possible.
Visible symptoms
Fluid leaks under the vehicle
(Water dripping from the air
conditioning after use is normal.)
Flat-looking tires or uneven
tire wear
...