I ran my power source straight off the battery to starter post using 12 gauge wire with 30 amp fuses and 30 amp switches on both speeds. 1987 - 1996 F150 Still running strong! Talk about your 8th and 9th generation Ford F150 trucks. It shudders a bit but has never quit on me. . My 99 ford escort SE idle rpms are too way to high. 7 for both at 2000 rpm) then return to 42. No trouble codes. 1950ChevySuburbanMember Emeritusfrom Tucson AZ. I havent replaced the one imrc valve that doesnt seem to be working properly but after i finally got the engine started the service. 5 from the 14 volts otherwise. 55 volts at idle fans off and 14. If it doesn't drop, unhook the battery and make it relearn idle. If it does replace the iac valve. 4) Cut the black hose leading into the A/C switch. If you have power to the BLACK/ORANGE wires at the CCRM , (Straight from 40 amp fuse) Then warm the engine up and monitor the ground to the PINK/WHITE wire at the CCRM, You should get a ground signal on that wire at around. This will help determine if the alternator is at fault or if it's a problem with the wiring. my zx2 is starting it will idle for a few seconds then starts to idle rough. To see if it is the clutch (or the radiator/condenser clogged with dirt and debris) spray water over the radiator while monitoring the outlet temperature. It was idling OK, now it stalls as soon as the fan comes on. 2004 ford ikon idle problem when engine is warm. Otherwise, carbon build-up on the 1. You don't. In some cases, this problem would be due to a faulty AC compressor. read moreThe volts read about 14. My 1994 Ford Escort Station Wagon stalls when I turn the fan on (the one that heats/cools the interior). 1. 5L (without GTDI), 3. 2. Your engine stalls: When the engine is first started, it will require more fuel in order to idle smoothly until it’s warmed up. When my HVAC is on, the RPM's will suddenly drop from approximately 650 to 300, almost causing my car to stall. It could be a lot of things, all tune-up related. It normally idles around 800 or 900 rpms, but lately it will slow down to 400 or 500, then burst up to 1100 and repeat the process again. . Unplug Coolant Temperature Sensor. Vocational, Technical or Tra. For instance, if the fuel filter hasn't been changed do so, if the fuel filter is ok and has been changed out due to this problem you will need to monitor the fuel pressure under a load and make sure it doesn't drop below 45 PSI, it it does you will need to replace the fuel pump and the. I am using a Pertronixs ignitor 2 distributor and one of those Summit 4010 knock off carbs they sell. #8 – Faulty Mass Air Flow Sensor. #1 · Jul 18, 2012. A example of an additional load would be turning the steering wheel left or right with the A/C on. Best Fix. Condenser was replaced, my condenser fan was not working so I replaced the fan and that works now as well. anyone with an idea what it may be please. Reasons for a Rough Idle or High RPM. 4. Search Fixya. I have already cleaned the MAF and TB, but no difference. 2001 ford escort zx2 bank 1 runing lean also engine runs great but ac clutch turns on alot along with engine fan understand the ac clutch turning on when heater on but non stop on off on off and bogs. 00 "tracer" fee and $40. 1998 Escort. . 2) Purchase 6' of vacuum hose (or a new canister) to serve as a vacuum reservoir. Then it didn't want to start every time so I put a new battery in and a new fuel pump. 00 for. The ECU controls the ISC (Idle Speed Control Motor) which adjusts the idle. 5v and then returns to 13v. artssvc : Lets try to do a voltage drop test on the negative cable. When I drive down the road the fan stays on. 6L EcoBoost engine may cause misfires. 3. This goes to the EEC, and when the A/C is turned on, current flows through the pink/light blue wire and signals the EEC to bump the idle 24 rpms so the engine won't stall. 00 for parts, I saved several hundreds of dollers at a shop. The cooling fan should come on immediately or within the next couple of minutes. 2002 Ford Escort: idle air control code. 1998 ford escort zx2 dohc. seems to run o. When you use AC the compressor turns on and draws power from the engine. That seems like a big jump. 1997 Ford Escort. i have a 1988 ford escort 1. If it does not (while the engine is running), then you have the engine management sensor. Car has a fast intermittent idle (taurur 2002) 1500rpm at stop sign then drops to 1200 after a few seconds. thank you. Several ways the engine can idle high. $15. 4L) - 5. In this article, we discuss how you can tell if there is a problem with the idle air control valve and share our guide on how you can easily reset the IAC. 00 "tracer" fee and $40. Radiator fan kicks-on (and engine bogs down) at 0:02. Ford Escort ZX2 Starting Stalling and Idling Problems. if i put it in drive it ill really rough and drives to pull itself it will bounce between 1500 and 2100. I have 1600 miles and this just happened. turn on A/C RPM's drop and steering wheel shakes. I have already checked if it has code OBD2 and it indicates that there are no code errors. 7 cranked @ 5000rpm. If the car is under full electric load (headlights, fan, heater fan, etc) with the valve. My daughter's escort will sometimes idle rough, to the point where it will cut off. I wouldn't say it was a "strong" vibration. Recalls & Customer Satisfaction Programs. When I turn the steering wheel on my 99 Escort zx2 there is a noise that comes from near the engine. That means you’ll need to pay both parts and labor costs. The most common symptom of a faulty cooling fan motor are cooling fans that do not come on. Rough idle especially when ac turns on. New DD-2009 Mustang GT/CS candy apple red (For Sale)2003 XLT 5speed swap, Hurst Shifter, STX valance SLP drop coils, thunderbolt hood scoop,Screamin demon coil, Flo-pro super v, 1. Browse Categories Answer Questions. 8 to 13. Also clean the throttle body out. AC and in gear low idle rumble vibration. automatic trans. 1998 ford escort zx2 has weak idle especially. Set your air conditioning to the MAX setting and turn it on. i have replaced the radiator, thermostat, transmission, fan clutch, computer processing unit, throttle postion sensor and i have done a cooling system flush, ensuring no air bubbles in system. Posted on Jan 03, 2015. I have a 1995 ford escort and when i started the engine the car runs about 3500 rpm what could be the problem - Answered by a verified Ford Mechanic. I have fuel in the tank, but idle is rough and you have to rev the engine to keep it going. The items listed above are the most common causes of a rough idle. If the car is under full electric load (headlights, fan, heater fan, etc) with the valve. Conclusion. No trouble codes. 3 is doing some interesting things while at idle. Then after a few seconds it just drops to a much lower idle and stays there. Pressure has been checked by two shops, both made tiny adjustments but ultimately said it was fine. If I start the car with the valve disconnected it starts a little rough and starts and stays right around 850 rpm. when the AC is on, and during throttle off, such as coming to a stop. thank you. A vacuum leak can also cause the low idle. 3 speed 4 - 12. Even the electric fan I have that kicks on doesn't cause this situation. When at idle at approximately 700 rpms and the fan kicks on I get a large voltage drop and rpms dip down to 400 and then surge back to 1000 before leveling back off at 700. When ac is on cools great. If it drops and you see no leaks the you could have a blown head gasket. I have a brand new powermaster alternator, 106 amps, 75amps at idle. If idle is out of control (too low or too high) try gently tapping the ISC with a small (0. At idle with ac, fan speed is anywhere from 380-500rpm, usually on the lower end. Emissions light came on and idle is suddenly rough. Local Auto Zone had part. my 1997 ford escort 1. 279. Vibration and noise at idle. 0 engine, have ahad an idle air control code along with others. When vacuum leaks are indicated, search out and correct the cause. replaced an A/C fan motor. Next is to spray the throttle body cleaner on a rag and or cloth. dim lights at idle suggests either a weak battery, dirty connections, or a bad ground. New plugs, wires, coil, egr vaccuum control. But MegaSquirt can also decide when the A/C should be on or off based on engine state. When it kicks on, I get a 150-200rpm drop in egine rpms (in park). Have a 2002 Ford Escort 2. idle 93 ford escort fixya com 93 jeep 1993 ford escort. I have a 2003 V6 mustang convertible. Sounds like the iac is sticking open. Measure the resistance of the solenoid in a Ford. MY windstar fan blower seems to make a difference in how engine runs. thank you. This causes the Ford 1. k. 1994 Ford Escort 1. 00 for parts, I saved several. Idles fine in park. read more. When ac is on cools great. Local Auto Zone had part. A faulty ECT sensor is one of the most common sources of rough idle on a cold engine. 1) Bad Spark Plugs. 2 Ltr: 2000 f150 4. A dirty throttle body. 1 Answer . hi there,,,ive recently bought my partner a little escort 1. does the ect control the fan function when the air is off? 1994 camaro 3. Electrical system, structural, powertrain, engine, and fuel system issues are among the top complaints received by the NHTSA from vehicle owners. Occasionally the rpms get so low that the engine dies, but. The electronically controlled throttle body is also a common reason why a car will shut down when the A/C is turned ON. rear o2 sensor. Turn off engine and disconnect throttle position sensor harness connector. I have fiat1. 0 to 13. idle air control valve I have a 99 escort 2. But there are many other elements under the hood that can cause this problem. new air filter (even though it still has the poor idle with the air box off) cleaned and tested fuel injectors and put the right amount of fuel injector cleaner in the tank. 00 for parts, I. Author's own image. RPM Drop At Idle From Fan. 94 ford escort lx 1. I had a used engine put in because of a blown head gasket. This is usually due to voltage drop when the electric fans turn on. 00. 1. Test the fan motor(s) by applying 12 power directly. The average cost for a Ford Escort General Diagnosis is between $88 -$111. 0 at idle. I set AC Idle up at 100RPM and AC Offset table to 10. As soon as the fans come on, it'll drop down to around 600. Received 0 Likes on 0 Posts. You are looking to see if the PCM sends power to one or both relays to turn on the coolant fans. 4. . , on@ operating temp195, IAC is good power,no leak, power from - Cars & Trucks question. You lost your charge. Feb 17, 2019. The ZX2 has only a couple of vent position selections where the A/C compressor does NOT run. when ac compressor kicks on idle goes from 1to 2 rpm, and continues to surge when ac is on. PROCEDURE FOR 2003 ESCORT ZX2. Good morning all, My 2. kanine Discussion starter. Tap on the iac with a hammer while running and hooked up and see if the idle drops. Thread starter cjcoburn; Start date Jul 4, 2017; Prev. $15. idle slowly drops to 1800 rpm and a few seconds. However, on the highway on if I stay on a lower gear and keep the RPMs above 4,000, the temperature drops and stays at 88C as normal. Turn the throttle plate stop screw clockwise until an idle speed of 650 +/- 25 rpm is achieved. Start and rev engine (2,000 - 3,000 rpm) two or three times under no-load, then run at idle speed. ive replaced the maf and iac sensors. answered Jul 31, 2017 at 0:24. The 1999 Ford Escort has 6 problems reported for idles roughly, stalls. Idle Air Volume Learning Procedure - Ford 1997 Escort question. initial start-up is perfect. If so, the symptoms sound very much like the throttle internals are dirty. just replaced plugs, wires ,fuel filter,air filter,fuel pump,cleaned throttle body,all plugs are firing. but will not idle past 500 r. Posted by Mroddity on Sep 30, 2014. 94 ford escort lx 1. Has the Cooling Fan Actually Failed? On many modern vehicles, if you want to confirm whether your cooling fan is in working order, you can start the engine and let it idle. So I turn the heat on, and my engine feels like it's going to stall out, the RPM's drop by 200. 00 for parts, I saved several hundreds. The valves and sensors often fail.