Not a requirement, but a very good idea if you plan on keeping it for a while.
only in the morning? cold morning, warm morning? how many miles do you get in you travels before this happens?
Plug your cars heater in to the out let. Then when you get in your car in the morning it will be warm
Take a look at these: http://www.metrompg.com/posts/warm-up-idling.htm http://www.terrapass.com/terrablog/posts/000158.html http://www.sierraauto.com/myths.htm Hope these will help.
gas is not going to the motor
No, When You Have The Codes Unloaded In A Garrage.:From The Car Computer And See What Is Going On , Repair These. Sometimes Flukes. It Will Reset.
Turbo cannot be used in car engines because it is to powerful. Turbo is usually use in drag cars and race cars.
There are about A thousand things that will turn the light on, If your car is still running fine it is likely that there is nothing major wrong, You can take it to be checked out, I suggest Auto-Zone for A good running car.
on the enging
Most bask in the sun.
The portable vehicle heater can be put on a timer, but it's only an eight hour one.
The question you should be asking yourself is is this car still worth it?, not to put you down but an enging swap is at best of times labour intensive and expensive.
Honda told me this morning that the CDTi engine has a timing belt requiring change at 80K miles or 8 years and the i-CDTi enging has a timing chain that does not require hanging.