1998 Honda Civic "engine slows down ac starts" Questions

down enough to think that i should turn off the AC. after i did so, the noise stopped completely and i was able to drive with no further problems. im assuming it was either a fan belt or the AC belt..

down it just starts blowing air the same temperature as outside. Recently I found that even on the highway it won't work at all if it's too hot outside. I've checked the coolant and it's fully charged

...down to normal. I have had the temperature gauge and a sensor replaced. It's still doing this. Any ideas? Check the cooling fan switch. It appears your auxiliary electric cooling fan isn't going on ...

engine), locate the idle speed valve, find the screw on it and turn it. The RPM will either go down or come up. So turn in the direction when they go up. Now start the AC and c if the problem is still

...slows down/stops/engine not accelerated/reversing? Initially, the engine was stoping when the car slows down or not in motion while the AC is turned on. The mechanic fixed it by replacing the iddle ...

down. It only happens when ac is on. What could this be? When the AC is switched on, the engine has to rev up by few hundred RPM to take up the additional load of the compressor. So the fuel pump will

engine slow down when AC engaged if this was the case .,If both first causes seem to be ok then take bottom hose off and flush cooling system using a heater hose connection and reverse the flow a few

...Then turn the AC on off on off see if the engine speed up a little turtle check the idle air control also when you first start it does the engine speed up and slow down or is it always running

...LATER IT DIES EVEN WITHOUT A/C ON, RUNS BUT WILL NOT IDLE CHECK IDLE SPEED SHOULD BE 650 - 850 RPM. IF IDLE TOO LOW AC WILL PUT DRAG SLOW DOWN ENGINE CAUSING ENGINE TO STALL IF IDLE SPEED IS TOO

down when accelerating. Would either or both of these problems cause the check engine light to come on? Thaks so much for your assistance the answer is yes. raise the hood and see if you are missing a