2003 ford focus rough idle. 3 liter engine / manual. Mar 11, 2021 · We show you how to fix Ford Focus rough idle with no check engine light. Before trying to figure out what is causing your Focus to feel like a washer full of towels, make sure the check engine light isn’t on. Once the "check engine" light went on for two days and then it turned off again. When this happens, the engine runs so roughly, that he loses vacuum to the brakes and his brakes stiffen dangerously. when i rev it hard, its response is slow and almost bogs out when i rev it up easy it will rev up to 4500 and run smooth in 2000-3500 Jan 14, 2025 · Understand the importance of a smooth idle in your Ford Focus and learn how to diagnose and fix rough idle issues for optimal engine performance. Checked for vacuum leaks and found none. You can see a Apr 12, 2014 · Hi guys i'm new to this forum and was hoping to get some expert advice. Then it gradually gets better as it warms up. Rough idle, high crank case pressure. Issue went away for about 70 miles then came back. When I got the car it was noted as having a cylinder misfire. -Fuel Filter -Spark plugs/wires May 28, 2017 · From the previous video where we review the Launch CRP Touch Pro Scantool, we will diagnose a 2002 Ford Focus Zetec engine with a rough idle. Car has 80K miles. I noticed over time that while taking my foot off Jun 27, 2021 · Hello, I have owned a 2008 Ford Focus 5spd for about 2 weeks now (150k miles), after driving about 70 miles the first day, i noticed i developed a rough idle, and it hasnt gone away. We all figure it was a wire somewhere because there were no other problems 2003 Ford Focus stressing me to death with its rough idle. It didn't stall - yet. That’s a great place to start. Been to 4 mechanics and no luck. 0 Zetec Focus. The car stalls at idle sometimes and I have replaced the following components. Expected, since we only paid $3k for it. Engine seems to be misfiring, and after driving for about two minutes there's a strange burning smell coming from the Feb 23, 2015 · Hi guys, I am having an issue with my 2002 ZX5 2. 2. The car may not do Sep 4, 2009 · Hello! I have a 2003 Ford Focus with a 2. Diagnosing a 2003 Ford Focus with rough idle and excessive fuel consumption issues. Jun 30, 2007 · There's a lot of info in the forum relating to rough idling but it could be hidden in threads using the word stumble, stall or PCV. I got this car from a deceased family member and the engine line was on when I got it. Turn on the car and turn off ALL accessories (no fan, a/c, or bumping music) After the car is completely warmed up then turn on . To relearn the idle reconnect the negative terminal on the battery. I have a 2003 SPI Focus. Flipping between speed 3 and 4 can reproduce the problem. It has been a great car and has been running so well up until now. First off I have a 2003 Focus ZX5 with the 2. I have cleaned the throttle body very well. The Tach needle fluctuates between 550rpm and 750rpm, you can feel almost a slight miss in the car. 0L motor, it has 110k miles on it and is an automatic. 0 split port with a 5 spd everything stock 84k on the clock. Basically, it seems to have a really hard time idling lately. Engine warm or cold, the engine idle will be normal and then suddenly "chug" and drop rpm quickly and then recover back to normal RPM's. Apr 6, 2013 · My son drives a 2003 Ford Focus with 183,000 miles on it. I Realized 3 Customer: 2003 Ford Focus rough idle DTC0171 and 2195. After the car warms up though it goes into gear Feb 23, 2015 · Hi guys, I am having an issue with my 2002 ZX5 2. They'll give you other things to look at if the above don't work, such as air filter, vacuum leaks and fuel filter. 3L Duratec. 0L split port engine. Aug 29, 2019 · If you own a Ford Focus and it’s idling rough, you may be feeling frustrated. when i try to start it it will need about 15-20 seconds of cranking before it starts and when it does it idles really rough. 0 I experienced rough idle after starting the car after few hours parked. After few minutes its idle calms. Aug 21, 2011 · I have a 2003 ford focus 2. Jun 3, 2012 · Idles rough can't maintain a consistant idle speed, under light acceleration or even just cruising speeds the car surges like its running out of gas. Jan 17, 2018 · When a Ford Focus exhibits problems with running roughly at idle speeds, auto mechanics generally look first to either a vacuum problem, or more often, a problem with water getting into the Differential Pressure Feedback Sensor (DPFE), a part of the EGR (exhaust gas recirculation system). Car has 82K miles. It starts out idling high, you have to let it warm up a bit or the shift into gear is pretty rough (its an automatic). It has an automatic transmission and 85,000 miles. I changed the plugs, the wires, the ignition coil, and the valve cover gasket. I figure the rough Mar 25, 2018 · 2003 Focus 2. I just had the head replaced due to dropped valve seat. Mechanic's Assistant: Is the rough idling consistent? Anything sound different? Hi I have Ford FOCUS SE - 2003 - 56000 miles 2. When you first start it up cold it sounds like it has a 600 lift cam in it and very poor throttle response for about a minute till it starts to warm up. After the car warms up though it goes into gear May 23, 2010 · Hi . When humid and AC on - seems to do more rough idle trouble. IF YOU ENJOY MY CONTENT BUY M Customer: 2003 Ford Focus ZX3, w/cold air intake. Rough Idle No CHECK ENGINE LIGHT~~~~ EASY FIX, In this video i will show you how to repair your low idle problem quick and easy. For the past year and a half my car has been having issues with a rough idle at start. Running the AC on fan speed 4 can almost cause the engine to stall. 0 liter SOHC engine / automatic. The Customer: 2003 Ford Focus has tough idle from time to time but not all the time, it seems like after driving for a period of time when you come to a stop it suddenly stops. 0 dohc zetec (auto trans), with almost 352,000km on it. It has a rough idle. . Codes found; P0171, P0103, P0300, P0301, P0302, P0303, P0304. Jun 29, 2010 · Did either of you figure out the low idle / stalling problem? I have the same issue with a 2003 Ford Focus ZX3. and the engine is at idle speed again. The current problem is baffling me. There are many reasons but often the misfire is an easy fix. moves back down to normal within a minute. Up until a month ago, I would start my car occasionally and the tachometer would go up and down for about 30 seconds before smoothing out and idling normally. I have a 2003 ford focus (obviously lol) ZTW 2. If it is, get the trouble codes. He walks through step by step how to figure out and fix what's causing your car Nov 5, 2007 · Hi all, Sorry my first post is tech related, but i'm having a doozy of a problem. Customer: 2003 ford focus SE with 2. Once the engine warms up it seems to smooth out and run better. Easy Fix! Big Ben's Cars & Cycles 30. Before I got it, the transmission was replaced and a family member said that is when the check engine light came on. Still have the problem it stalls from time to time. In this article, we’ll look at some of the most common causes of a rough idle in the Focus and how to fix the problem. Any ideas ?? Thanks !!! Ford Focus Noisy/Vibrations/Rattling at Idle. 8K subscribers Subscribe In this Video Josh explains the 4 most common causes for rough idling as well as a few other less common culprits. Also, heat gauge moves to red area when air conditioner is on, but when turned off, temp. Just bought a 2003 SVT and I was wondering about the cold start up . Happened twice while idling/waiting in drive-throughs and on two separate occasions. Nov 26, 2011 · 03 Focus Runs Very Rough- SPI engine Jump to Latest 13K views 9 replies 5 participants last post by sailor Nov 27, 2011 F Jun 9, 2011 · My fiancee recently got a 2003 Focus SVT, and it seems we have inherited some problems with it. At random times when he starts the car, the engine runs very rough at idle speed but when he drives away, it runs fine until he slows for a stop sign/turn, etc. Please what should I do first? The mechanic told me if the "check engine Aug 9, 2022 · My wife's 2003 Focus SE 130,000 miles, has recently started having a rough idle when the engine is first started in the morning. You can get an OBD II code scanner cheaply, or most auto parts stores 2003 Ford Focus Rough Idle? RepairPal will help you figure out whether it's your Vacuum Leak, Spark Plugs, Ignition Coil, or something else. Explore key causes, diagnostic steps, and repair recommendations. 0L Split Port: Random extreme rough idle / almost feels like timing off and car shakes hard. Sep 8, 2019 · Ford Focus Shaking When Idling Diagnosis Check for Codes There are a lot of reasons why your Focus may shake when idle. oxl y79p x8jp try kkhb iwq8j weha qrl8j vtv 5z