Ford Escort Engine Management Relays. Check IG failure sensor (1) Connect IG failure sensor and PCM connector (2) Engine "ON" (3) Check that RPM meter on instrument panel is operating correctly and the signal waveform of IG failure sensor at terminal 4. to try and sell you any old relay they have in stock. This wiring diagram I have states it is for a 88-91 EEC system. Colin Stickland. They don't cover the EEC and Fuel Pump Relay on the late bullnoses and early bricknoses though. com. I'm a longtime hobbyist, but this is my first Bronco, a 1989 with a 351 and auto transmission. driving and quit. 1987 - 1996 F150 & Larger F-Series Trucks 1987 - 1996 Ford F-150, F-250, F-350 and larger pickups - including the 1997 heavy-duty F250/F350+ trucks. Crimp then solder in a new heavy wire. Photo 2 of 3 (in the image viewer) shows the electromagnet (top arrow points to it). 0 DOHC 185000 miles. 5v. Power for the fuel pump (s) is supplied through a fuse link or high current fuse attached to the starter solenoid (battery side). Brown = ECM/ EEC/ ECU Relay. Nobody sells a relay that will fit and I have not found any at any wrecking yards. Mar 25, 2008. The EEC Relay and Fuel pump relay are located UNDER the power distribution box you are swapping out fuses in. FAQ; F150 Forum. These relays are ground switched correct? there is a relay box under the hood on the right hand side. If you can find the EEC (computer) and unplug it, then replace the fuse-if it blows you have another cheaper part on the circuit thats bad. SOURCE: replaced all fuel pumps on my 1988 ford f 150 v8 I went through alot of the same with my 89 f-150. You can then pull the tray downwards until it clears the stud for the top nut. The good news is the harnesses are available on Amazon (to be here in a couple of days). if you replaced fuel pump i would look at backward wiring when replaced and i would start at the source of work if your vehicle was working fine before replacement then 9 out of 10 it will be your fuel pump wireing. Free shipping on many items | Browse your favorite brands | affordable prices. That doesn't sound like a computer , sounds l more like an ignition switch problem or shorted wiring , i can get you a wiring diagram if you would like. Everytime I disconnect the battery and connect back on the eec relay clicks and so does the fuel relay causing the pump to turn on. . Also check pin 1 of the computer. /. Talk about your 8th and 9th generation Ford F150 trucks. . If you ground #6 on your test connector it will ground the FPR relay bypassing the ECM ground circuit and if the ignition switch is in the run position, your fuel pumps should energize. I think the Relay is preventing the truck from starting. If I put a new one in, it blows a few seconds after turning the key to the ON position. Passenger Compartment Fuse Box. No Spark at Distributor Cap when cranking engine. 9L electrical manual, the EEC power relay is on the right hand cowl side. # 5. MEMBER. Check prices & reviews on aftermarket & stock parts for your 1992 Escort EEC-IV Test Plug Connector. It appears to be in the circuit that activates the PCM power relay (in the same fuse box). Check for voltage after the fusible link to make sure it's not burnt out. 6417 posts · Joined 2003. No EEC relay in the fuse block under the left side of the dash either. Received 201 Likes on 156 Posts. The EEC has to turn the relay on before the pump will come on, and it only does that when the ignition system reports that the engine is turning OR for ~1 second after key-on. For the engine, 5 quarts of oil with a new oil filter. The eec relay coil wire is white/lightblue. I gave that number to autozone and they gave me the part number 19840. 1990 E250 location eec--pcm. Escort Generations/Motors. Get a Haynes manual part # 36024 covers 91 thru 2000 it will tell you a lot of info on. If you listen closely, you should hear a single click when you turn the ignition to “on”. 1990 ford ranger 4. ) Check for 12 volts at the red/green wire on the TFI module. Locating EEC Relay. AutoZone. I am looking for any help making a stand alone wiring harness out of the stock t-bird harness. loo. Skip to content. According to my 87 Bronco II 2. On the eec relay there is a high current 12V coming from a fuse link at the starter selinoid. Power leaving the relay contacts to feed the computer system is red. With key off fuel and eec relay continue to…. Joined Apr 12, 2018 · 2 Posts. #2. No power at intertia switch or pump. If the fuse does not blow, then the EEC must be shorted. Pin 40 (violet/black) from ecu plug, fuel pump monitor. auto. Fuel injectors fire in batches - 3 injectors per wire from the computer, and they are two different pins. There should be 3 relays in a row, they were on the wheel wheel for many years, they did put them under the Power Distribution box, and then in the Power Distribution box. The engine was horrible greasy so I degreased it with water and foam degreaser and now I cant get it running a day later. . The 1988 uses a "Push-Start" EEC (Computer/Brain) and the 1994 uses a "CCD" PCM (Computer/Brain). Replaced FP relay. 1978 - 1996 Big Bronco - EEC relay problems - My son has an 1986 bronco 302 efi and twice in the last 2 weeks overnight the seatbelt light comes on dimly and the eec relay starts engaging rapidly which in turn excites the fuel pump relay and runs the battery down What I have done so far is change the eec relay and. txt) or read online for free. Last edited: Aug 26, 2012. Its brown and has a funny shape to the housing. Electrical Systems/Wiring - EEC Relay will not activate - 89 F250 351W. If you know of any videos or post that may help I would appreciate. TECA is transmission electronic control assembly, PCM is powertrain control module, and TCM is transmission control module. Reply Subscribe . Save Big on Auto Repairs. . KMT. Mar 25, 2008. The CCRM can be found underneath the hood or affixed to the driver’s side fender wall. The reading should equal battery voltage. 0 EEC IV wiring - I am putting a 1988 5. Without a working EEC relay, the engine will spin on starter power only. Find another relay with an identical part number (maybe the fuel pump relay)& swap it in place of the suspect EEC relay. my problem was a bare wire was grounding out to the frame, right about where the harness cuts across the frame to the tanks. The EEC Power Relay outputs this voltage thru' the wire labeled with the number 3. Small Block V8 (221, 260, 289, 5. unless it is completely clogged this shouldn't cause a no start concern. (10A) Fog lamps. 3l 4x4 will crank just fine but no start. Replaced ignition module,crank sensor,computer, checked all fuses. After searching around a bit I found that the EEC relay is a common problem so I went to investigate. In total there were six generations, spread across three. . i am trying to diagnose an electrical problem and was wondering if you can tell me where the eec relay and fuel pump relays are. Well I just got a 1990 Bronco a week ago. 6. The shroud holds the EEC relay and Fuel Pump relay. Ford explorer eec relay. Copy. They are clipped to a panel that is placed directly underneath the PDB. Jumped FP on ECC self test to ground to see if pump would prime, no. The best part is, our Ford Escort Relay Control Module products start from as little as $99. 6, 2. Finding the right Relays for your 1990 Ford Mustang just got a whole lot easier with Advance Auto Parts. The Ford Pinto engine was the unofficial but generic nickname for a four-cylinder internal combustion enginebuilt by Ford Europe. If I hot strait wire it, car will crank and run good, but if I leave wires together, battery will go dead overnight with ignition off, I have 3 wires that attach to the socket that fits into the relay. does your truck have dual tanks. EEC relay has 4. Quick links. Several possibilities, and no one more likely than the others. 9L Inline-Six, searching for the EEC Relay. See answer (1) Best Answer. 0. NOTE: DTC B1676 will set if vehicle has been jump started. Even still, I don't know where the EEC relay is. 3 - Start the engine and measure the voltage, at idle, from the SPOUT connector to the distributor base. . Find it at the main computer plug at the drivers side firewall and trace it down. The Fuel pump relay, AC relay and Starter Relay are all the same type and interchangeable so you can change them out between each other, like move the AC relay to the Fuel pump relay position and see if that resolves the problem. Green = Fuel Pump Relay. 5L no power to fuel pump or eec relays with key on - Hello, I have a 1988 E350 box truck with a 460 the last 3 people who owned it could never get it running, but it would fire right up with starter fluid. Ford Escort Ignition, Tune Up and Routine Maintenance Relays. 5 Nm). bleeder. I believe the green one is the EEC relay. One is a fuel pump relay-E3TB-9345-A2A. If you are not hearing that, it could be the FP relay or the pump itself. It would be position 6 if you start at the top and read like a book. 9L electrical manual, the EEC power relay is on the right hand cowl side. Advanced Search. 79 before tax. 1-Year Warranty. Could you provide the location of the ignition, fuel pump and EEC relays along with suggested testing procedures. 1983-2011 Off-Road & 4x4 Ford Ranger's. Manual shows picture of fuse box in engine bay with a sensor but does not specify what type or function. Another nearly identical EEC power relay I have has almost the same number and fits the socket-E3 (A?)12A646-B1A/7ED. That the wiring between the fuel pump and the fuel pump relay is OK. ! month ago my 93 f250 5. It actually was a couple of things. I drove my old 1991 to work today and it let me down. The fuel pump relay on my 91 E150 is on the inner fender on the passenger side. . Power leaving the relay contacts to feed the computer system is red. I tested for 12V at the Red/LtGreen wire coming in to the EEC Relay - which I believe. Detach the wiring harness connector (s) from the ICM. I recently worked with a post on the Aerostar forum that had a similar problem with the fusable link supplying power to the EEC relay being blown constantly. Apr 15, 2014. If I put a new one in, it blows a few seconds after turning the key to the ON position. I was going to. 9L. Fuel pump relays are typically located in the power distribution box under the hood or mounted on the Drivers side fender wall. Well, the yellow wire on the EEC relay should stay 12V all the time. read more. Browse Categories Answer Questions . If the ecm is still connected,you can do a few quick tests. E. Where is the eec relay located in a 1988 ford escort lx please? there is a relay box under the hood on the right hand side. the fuse should be in fuse box and be labled eec. it would read something like 94da-12a650aa on the ECU itself but to ford it would be EFF 12a650aa. You have a WOT relay near the passenger shock tower. Last MSRP: $38. should have an engineering# f1ce. 9L electrical manual, the EEC power relay is on the right hand cowl side. In the other row, there are 2 small openings and 1 large opening. 1990 ford f250 5. If the fuel pumps run then jumper pin #2 to pin #6 of the. Have a 1987 Ford Ranger replace the relay nursery switch and fuel pump when I turn key on no power. This is on a 1989 F-150 4. . Received 201 Likes on 156 Posts. Zephyr 1. 1999 FORD ESCORT. Disconnect the PCM and all other parts that the suspect wire hooks to (e. Our cars use EEC-IV. The only thing im not shure of is if the KOEO test will actualy test the EEC. Explorer, Sport Trac, Mountaineer & Aviator - Fuel and EEC Sensor - Where do I find the fuel sensor and EEC sensor on 92 Explorer 4x4? Spoke to local dealer and have gotten different locations that did not pan out. 94-95 models only: EEC or PCM power relay in the constant control relay module. 0L. Turn key fully and the starter truns over but does not want to start. Cardone Remanufactured Relay 73-70027. many thngs controlled by 30 amp fuse pcm power relay, power windows. Plug in a new one purchased from your Ford parts dealer. - My 1991 Ford van died while driving it. Try swapping the relay with another one in the fuse box and go from there. 1. Feb 16, 2014. #7 · Mar 25, 2011 (Edited) Where is EEC relay. 1. But nothing to red wire at FP relay. 1987 - 1996 F150 & Larger F-Series Trucks - EEC Relay Help - So I have a 1990 f250 that was getting no spark. On your 1988 Ford Truck F150 1/2 ton P/U 4WD 5. Where is the eec relay located in a 1988 ford escort lx please? there is a relay box under the hood on the right hand side.