Rough start up?...

A Car Starts Rough And Then Smooths Out: Causes And Fixes

A bad throttle body causes rough starting in a car due to several reasons. These include insufficient airflow, clogged components, malfunctioning idle air ...

Why does my vehicle start rough when the engine is cold ... - Quora

Or a defective Engine Coolant Temperature Sensor. Or it might be failing injectors, a vacuum leak, fouled plugs. Get a tune-up and see if that ...

CAR ROUGH start when COLD? EXPERT Q&A on ENGINE ...

Sure, normally the air filter will cause an extremely hard start. Which could also result in the fuel mixture being rich or in older terms ...

Rough idle at startup, but only sometimes? : r/Cartalk - Reddit

The engine is running rich on startup because the engine is cold. If the throttle body is sticking, there's an incorrect fuel-air ratio so the ...

Rough idle at engine start for 1 or 2 minutes, then runs fine all day ...

Based on my limited experience, common reasons for rough idle when cold include: Vacuum leak at intake manifold that closes when metal warms up.

3 Things to Check if You Have a Cold Start Rough Idle - YouTube

Welcome! Here are the parts I used in this video: Delphi MAF Sensor: https://amzn.to/3X366kB Map Sensor: https://amzn.to/3ZpZvSO Intake ...

Rough idle at startup. what's the deal? | Mustang Forums at StangNet

The usual causes for a slow idle are, a vacuum leak between the IAC and the intake tube, a bad IAC (usual cause), a bad TPS (less likely), or aa weak

Car Idle Rough? Get Expert Answers on JustAnswer

As I start my car, the engine idle is very rough and slow. It ... He says the reason your car is idling rough on start-up is due to ...

How To Fix A Hard Starting Engine On Your Car - Fast & Easy!

Watch at proclaimliberty2000 what often gets over looked or what people simply don't know about when it comes to hard starting vehicles.

Rough cold start | BobIsTheOilGuy

Yep, just firing the parts cannon here, but an air charge temperature sensor (on the air intake duct) cleared a rough starting problem right up ...

Hard starting and rough idle. | LS1GTO Forums

Car cranks hard but doesnt start. Will almost start then stumble quickly and die. Try again and it starts up then idles rough for a minute.

HELP...Please.....Rough start up this morning - G35Driver - G35Driver

Sounds like your engine is misfiring on cold start ups. This is usually caused due to clogged fuel injectors. You might want to try seafoam ( ...

rough start | Alfa Romeo Giulia Forum

It is apparently normal the rough start up's in cold in the mornings. The dynamic of this subject is that all those rough starts can be (and may be) confussed ...

Rough start up? | Subaru WRX Forum

1) Check spark plugs 2) Check and clean MAF. A dirty MAF will definitely cause a poor start up. Cleaning your MAF: -carefully remove MAF from the intake -spray ...

Engine Gurgling/Rough Idle on Startup - GMTNation

Rough idle is usually associated with a misfire or bad motor mounts or a dirty throttle body which is especially noticeable with the AC on as RPMs drop.

Rough start/stumble on startup - Chevrolet Cruze Forums

I'm experiencing a stumble when I initially start the car. It doesn't happen every time but usually once every 2-3 times I start the car.

why does my car start rough after sitting for a few days? - Team Integra

(you will hear the compression go back up) replace fuse and start. 3)of course make sure your oil is never to low. I am running royal purple ...

engine runs rough@ start up! - Ford Taurus Forum

A weak battery or connections to it can cause spark problems too, so make sure the battery, battery cables & their connections are clean, bright ...

Rough idle smoothes out when warmed up - IH8MUD Forum

Engines need to run rich when cold, so the ECU dumps more fuel into the engine than is actually needed until it warms up, think of it as full ...

random rough idle right after startup - YotaTech Forums

It idles really rough, light shaking and sputtering, until it levels out. Lasts for maybe 10-15 seconds and then its fine, idles back down fine, still runs ...