Burned coil, 90 LS
 

My brothers car started running like ----

kept spitting a MAP sensor code every 15mins of driving.

replaced the hoses, bypassed purge solenoids...

same ----

opened up the cap. and there it is. coil was burned to ----. ive never seen a coil burned like that before and expecially with a stock car.

any ideas?

Re: Burned coil, 90 LS
 

Burned = Excessive current.

Grounding issue.

Re: Burned coil, 90 LS
 

replace and run it. parts fail. just double check all grounds.

Re: Burned coil, 90 LS
 

I had that happen on my 89 4-door. Replace the cap/rotor/coil.

Re: Burned coil, 90 LS
 

W/e tells the coil to fire isn't doing it's job

Re: Burned coil, 90 LS
 

swapped out the coil and all of that ---- from another dizzy i had. All of the grounds are good. slapped that bitch in there and its all good for now. no cel foor the map anymore.


lets just see how it goes.

thanks nogs

Re: Burned coil, 90 LS
 

Coils commonly go bad in higher mileage hondas 125k+