Best Answer

Smaller engines often surge when the AC "cycles". Next time, see if it's surging when the AC compressor turns on.

User Avatar

Wiki User

βˆ™ 2006-08-18 16:59:09
This answer is:
User Avatar

Your Answer


Related Questions

What is causes an idle surge on a 93 Dodge Colt when it is warmed up?

Probaby a sensor.

What does a bad IAC cause?

the engine to stall and surge at idle

How do you solve 1987 Mazda rx7 idle surge?

the surge the engine does when you first start it up is normal, the engine is built to do that to assist with warming up the system it should lower after 30secs or so.

On a 94 Honda Civic what will cause it to overheat and cause idle surging?

Your 1994 Honda Civic will overheat when the thermostat is malfunctioning. The overheated engine can experience the idle to surge. The engine should be turned off immediately.

Why does the engine surge at idle?

Have you tried replacing the hose for the automatic choke if it has one as mite not be getting enough air in and so is surging.

What would cause a diesel engine to surge at idle?

The first things to check are the air intake, the fuel pump/filter and the governor.

Why does your Zx2 surge at idle and in gear?

auto or stick shift

Why does your 97 car shake when you stop in light or when you reverse?

At idle or low engine idle speeds you motor may surge. This could be caused by an air leak in your intake manifold or a bad sensor like a TPS or MAP.

How does an idle control valve work?

The idle control valve works by regulating the idle speed of the engine. The idle speed of the engine is usually controlled by the engine of the computer.

What causes idle surge on a 1996 Buick Regal 3.8 - just had the TPS replaced due to an engine stall problem could that be related?

i dont know mine does only at idle and i think i have a weak coil for 2 and 5 on my 95. or your idle air control vacuum motor

How do you correct engine surge at idle on a 1987 Honda Accord?

There are just too many of the one or two of the devices on the car that would be causing this. Go to a tune-up shop.

Why does your 2002 silverado 5.3 engine surge?

if surges worse at idle when cold possible intake manifold gaskets leaking will usually set o2 or fuel trim codes

Why would a 1990 ford half ton surge while idling?

If its computer controlled engine, it more than likely a dirty or bad Idle Air Control Valve.

What are symptoms of a bad throttle control sensor?

Your check engine light will be on and you will feel bucking or jerking while you are accelerating. You will also have an idle surging, sudden stalling of the engine, and a sudden surge in speed while driving on the highway.

Why is there a rough idle with brake depressed and in gear at a stop on a 92 Dodge Colt 100E with a 1.5 L Mitsubishi engine?

the Vaccume Brake Booster is bad.

What causes a 1990 3.1 liter engine to surge at an idle?

Clean the MAF sensor with CRC MAF cleaner, do not touch the sensor wires, you'll damage the unit and freah is ~ $175.00

Why does 440ci stroker engine have rough idle and engine shake at idle?

because that's kind of a big engine

What causes an 88 Toyota pickup to surge when idling?

The Idle Speed misadjustment, Timeing misadjustment, or bad throttle position sensor. Search one of the 4WD forums like or Pirate4x4 for idle surge. check the coolant level.

Why does my 1991 Subaru Legacy's RPMs surge from 500-1500 when it started today?

Mine was doing that for a while. I took the Idle Air Control valve apart and cleaned it. Problem solved. Its normal for the engine to idle higher when its cold though. Once it warms up a bit the idle should settle down.

What will a bad tps cause a 96 dodge ram with a 360 gas engine to run like?

My guess is it will causes the engine to surge and change engine speed up and down over and over because the ECU (computer) is searching for the right idle speed, but the bad sensor isn't sending the signal. It could also possibly cause the engine to just idle at a higher speed than normal.

How do you adjust engine idle on ford E2505.8l?

does the engine have a carburetor or is it fuel injected? A carbed engine has mixture screws along with a base idle screw, a fuel injected engine the idle is computer controlled.

What causes surge of jeep Cherokee 4.7 v-8 after engine warms up?

A failing throttle position sensor is a common cause for idle speed fluctuations on a Jeep 4.7L.

What would cause a 2000 Toyota Tacoma to surge at idle and while driving?

maybe the clutch

Why does your 1998 Hyundai accent surge at idle?

I had the same problem and it turned out to be the fuel purge censor

When starting car engine idle is very low?

Since it is starting from 0, the engine idle is low.