Crown victoria stalls at idle. I think the freon level might be low because it is normally cold a/c at idle but now it's not, only get cold when driving. Never stall in Neutral or while moving. Dec 1, 2005 · I have an '88 LTD Crown Victoria wagon w/5. and/or a dirty/faulty IAC valve. It has 45K and the problem is the idle is "jumping" up and down. I have a 2009 Ford Crown Vic with 4. I've noticed the car having a rough idle I’m at a loss here, barely starting, rough idle, no power at all. The initial suspicion is a mixture preparation error, possibly due to a faulty injection valve. I did a compression test, passenger head was fine with no leak down, drivers side had nothing. Seems that occasionally when I start her up (usually when cold) and then put her into either drive or reverse, the rpm's drop and she dies. The Plastic air duct where it attaches to the Throttle body was cracked and causing a vacuum leak (common problem). See full list on 700r4transmissionhq. When I turn on the a/c it alternates between 900 rpm and 500-600 rpm when the a/c unit cycles on and off. Jul 16, 2003 · My idle has gotten downright terrible. I've encountered a new and intermittent problem lately. Jun 27, 2023 · 2011 Crown Vic P71 stalling issue on low idle Jump to Latest 2. . It does this until you accelerate. com A 2004 Ford Crown Victoria is experiencing engine stalling, rough idle, reduced power, and a check engine light. Mar 27, 2013 · It would make some noise like a fan belt only at fast idle startup and intermittently stall at long traffic lights when fully warmed up. I suggest checking your EGR valve, if it immediately gets warm to the touch at idle it’s letting exhaust gases back into your intake and choking out your engine. Jan 14, 2025 · Learn how to diagnose rough idle issues in your Ford Crown Victoria by understanding engine systems, common symptoms, and effective troubleshooting methods. Any ideas? first thing is check for trouble codes stored in the ECM, see where that points you. 6K views 2 replies 3 participants last post by Bajarider Jun 28, 2023 MonsterMeat Discussion starter Car idles OK with vent/heater on. When started, the idle is good for a brief period , then goes to high idle (will want to lurch forward when in drive) down to almost stall. I got this crown Vic for free from a customer at work (I’m a mechanic) it chewed up the timing chain tensioner and bent all of the valves in the drivers head. I'm stalling at almost every stoplight now. It surges very strongly, causing the whole car to pull itself forward, held in place only by the brakes, then the engine nearly dies. Even more alarming to me, is the fact that it almost stalls completely when accelerating from idle (stop lights, stop signs, traffic congestion) and while accelerating up inclines. Any suggestions besides getting the freon level checked? Sep 8, 2020 · A couple of weeks ago my check engine light came on and I swapped out a few sensors with no success. Aug 19, 2014 · My '03 Crown Victoria LX SPORT began idling very rough whenever stopped in traffic while in gear. 0L and EFI. 6 V8 engine, with only 37K miles. Jul 13, 2014 · 93 crown vic stalls at idle speed Clicking this will make more experts see the question and we will remind you when it gets answered. pxxrk dradyb qof sjx osanly elvyxpzid pmyta wopn uetwr umgj