jim beam wrote:
> biglare wrote:
>> My 1990 Honda Accord will start and run OK when cold, then, with steadily
>> increasing intervals, the RPM's will drop to almost nothing for a few
>> seconds then speed up and run good again. As it gets hotter, the time
>> that
>> it runs at low, low RPM get longer until it finally kills. It will not
>> restart and run until it cools again. Adjustments to the idle have had no
>> effect. Unplugging the fast keeps it in the low, low rpm, but I cannot
>> get
>> it to run any higher. I've replace the distributor (with all components
>> including the CRANK sensor), the fuel inj relay, the MAP sensor, the fuel
>> filter, plugs, air filter, fuel pump, and fuel pressure regulator. I've
>> checked for vacuum leaks and didn't find any. The only code the ECU ever
>> gave me is 43. It wasn't listed in the repair manual, but I found on the
>> internet that is a general fuel system fault code (meaning it could be
>> anything). If I unplug the Oxygen sensor and advance the timing way up, I
>> can keep it running, but as soon as I put a load to the engine (try to
>> drive) it drops RPM and kills.
>>
>> Has anyone had a similar problem with their Accord that can give me some
>> direction on fixing the problem? Thanks.
>>
>
> check inside the radiator and make sure the coolant is full to the top.

Check temp sensor as well?