13b injektion engine problem
 

hello my name ıs engın ım from turkey ı have mazda rx7 fc3s 1991 years
my car engıne problem help me pls

ı cant start the car when the engine is still hot ı need to wait untıl cools off. what do u thınk is the reason?

Leaking injectors (most likely), Fpr solenoid or low compression.

Hello
 

fpr soenoid ??? help me


do not master this tool

ın turkey

It's called the Pressure regulator control valve in the FSM. It boosts the fuel pressure on hot starts for a period of 60 to 90 seconds or so depending upon whether you have a turbo or NA. There should be no pressure on the vacuum hose to the FPR (Orange solenoid) during a hot start.