Sorry that's terminal is no fix.
The best way to fix the engine light in your Land Cruiser is to fix the problem. There are many reasons your check engine light could be on including a loose gas cap and problems with your engine.
How To Fix vsc,trac off and engine light on for 2009 Toyota Sienna
I would start by replacing the spark plugs and plug wires. If that does not fix the problem seek professional help.
run a new line to the distributor.
Just because there is a leak doesn't mean it will overheat instantly, but if you do not keep adding coolant or fix the leak you will have engine problem
Talk to the manager of TOYOTA
Try changing your spark plugs, and your spark plug wires.
Get a new car................ -___-
If the engine does not get warm either, it means that the thermostat stock open. You need to replace it or fix the old one.
Take to someone who can fix it
sure