Free Techstream 10.00.028 software: http://down.uobd2.net/toyota-techstream-10.00.028.zip, tested work on 16pin and 20pin mini vci cable.
Techstream 10.00.028 compatible hardware:
MINI VCI cable, Mangoose Toyota Diagnostics and Reprogramming Interface and Xhorse MVCI 3 in 1 cable.
Techstream...
Those are all pressure switch codes. The pressure switch is located on the outside of the valvebody right under the pan. Drop the pan and the pressure switch is right there. Check the o-rings underneath and the wiring.
STEP 1: Find the 16-pin diagnostic link connector, or OBD port in your car. It should be located in the passenger or drivers compartment, under the steering wheel, like this:
STEP 2: Turn on the Ignition key and then plug ELM327 Bluetooth scanner into the OBD port.
STEP 3: Click “Add a device”...
Do you mean this one? http://www.uobd2.net/wholesale/2013-new-code-reader-tool-super-mimi-elm327-with-switch.html I've heard it but never seen forum members talking about it. Seems nothing special except the switch? How does it work?