well... ive got thes 90 ef hatch... i dropped an engine in it... replaced the engine bay harness.. the main relay and the fues box.. but im gettin this crazy buzzing from the main relay....


the ecu acts freid so the car wont start... a solid light... now ive tried ths ecu in another car and it works....

i dont know whats up.....


-x m d

 

The main relay shouldn't buzz, it is probably bad. Try puttin your old one back in. A bad main relay will cause your car not to start.

 

when my o2 was shorted out it cauzed the main relay to buzz and the car not to start.