> [quote:e7b4357739="kerk45"]I am stumped. My 1992 blazer 4.3L
> CPI W series suddenly started choking for fuel and died on me
> as I was driving down the road.
> Now, it will start while cool but when it reaches operating
> temp. it acts like it s not getting fuel sputters and dies om
> me. I have replaced fuel filter and checked my gas. the fuel
> pump is humming. I am getting 57 psi at the schrader fuel
> pressure valve, so it seems I am getting fuel pressure up to
> my multi central port injection. I have tried disconnecting
> my map, oxygen and throttle position sensors 1 at a time and
> trying to start it but no luck. I bought a sunpro code scanner
> but it only gives me code 12 which means sensors are working
> ok. Any ideas?[/quote:e7b4357739]
> Check the engine temp sensor for the ECM (not temp gage)
> because if it is bad the mixtuer will not lean out as engine
> warms up.
I checked the coolant temp sensor and it is working OK. Does anyone
have another idea I can try?