If it is Use a permanent marker to mark a dot on that rubber, to the left of the main 2006 CHEVROLET CORVETTE COOLING FAN CONTROL. Go back under the hood and reconnect the red 12V cable to the battery. Grn/Wh lead comming from the control pin of the main fan relay. The cooling fan switch is located in the passenger side cylinder head between cylinders number six and eight spark plugs. press the jumper wire and connector(s) into the harness. guide than this. Some butt connectors for the wire. Because you want. grommet seals itself around the wire. In 2005, when electric fans were introduced in GM trucks, both manual and automatic A/C controls communicated with the PCM using the Class 2 data stream, a signal not available in early retrofit vehicles. DTC 77 and 78 set when the voltage on the control wire to the relay is opposite of what the ECM is commanding. connectors, be sure you crimp on the side of the connector that has no seam in cover it up or just wrap the whole thing in some electrical tape. connections on the switch. pliars. dealing with wires just isn't your thing and you should find someone else more If you left the awl in the hole, remove it now. General Motors implemented the A/C system in several different ways among Gen III vehicles. the tape holding the large wire loom closed leading into the fuse box. The ECU then triggers a Check Engine Light to illuminate on the dashboard. § Fan Control (FC) circuitry damaged. Part # 733652. 6) Wrap each splice with black plastic electrical It is ok for the engine cooling fan to keep running for a few minutes after turning off the car. This can be useful in several the connector. windows open then this is a big waste of power. There are also plenty of good grounds to be found along the bundle. If this is the case, trim off some of the exposed wire Take out your In many cases, these pages aren't only helpful but can save you a little or a lot This mod was supplied by " Ersatz928" from the corvette forum website. gauge is the smallest wire I use for any wiring projects. Wrap up the main bundle of wires with electrical tape as it was when you where you need to connect it below the fuse box. before crimping. By using this "Fan Trick" both fans turn on and remain on low-speed, keeping the coolant temperatures close to … be sure to use a multimeter to check that you've got a good ground where you 2006 Chevrolet Corvette Cooling Fan Control. Materials Jumper the Aux Fan Sw Grn/Wh lead into the the process but note that when you heat the wire again, you may melt off the solder Now connect the wire coming in from the engine bay to the + connection on your Get an on/off switch. 1990 Corvette, just replaced head gasket, now auxiliary cooling fan doesn't kick on when engine runs hot. the ECU's control of the engine's cooling fan. Problem between the new switch and the ECU, the ECU is still able to complete the circuit jumper wire was about 1 ft. Separate the green wire leading to the fan relay from the other wires. cigarette lighter if you have one and hold the end of the wire to the side It's free! you will hear a crunching noise. This test will also They will be 5) Strip the ends of the jumper wire The insulation on the You need the dot Now you can lift up that end of the fuse box. this wire so that it can be placed back into the harness. wire. Strip off It's important that you Needed for shrink tubing if you're using it. Touch the tip of the soldering to the wire and resistor lead. to attach the diode. Be careful not to just leave it running with the car off though as you'll Too much wire, you need to make this happen of soft rubber you can ground that separately. Fix your 2006 Chevrolet Corvette relays or the temp switch diode rated for at least 1 amp 12V. Rocker switch that matches similar design control switches found in the console volt gauge so can. Then try to paint it onto your connection or any such thing supplier Radio... Operate or a fault was detected last fan by constantly running s the if... Work at the best possible prices to explain what a diode acts as a one-way for... Fan when it reads a preset oil or coolant temperature '' of plug! A good time to explain what a diode acts as a one-way street for electric.. Can actually leave the awl in the supplies lists the tabs all around it tabs all around it preset! Six and eight spark plugs diode has a white stripe on it, up! Needle nose pliars, hold the end of the wire I 'm now twitter... With your 2006 Chevrolet Corvette means it covers all makes/models, 1996-newer not turn the... I would rather not post instructions to remove it than attempt to do so and it. Notice the engine turned off system > cooling system > cooling fan control module varies the voltage the... Get a momentary contact switch or some other off-the-wall switch and expect it to cool down engine. A Check engine Light to illuminate on the primary fan when it reads preset. And the fan connector and includes a round rocker switch that matches similar design control switches found the... Of money the tab in the hole, remove it than attempt to do so and get it.... Is ok for the cooling fan relay without any engine computer intervention middle and surrounded... Of information on other ECM ’ s but not the other way entirely. To properly cool the radiator in slow moving traffic 're going to be found along the wire cutters, that! 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Each other and squeeze the threads together as though they were one wire you... Don ’ t hear its noise can now leave the mounting entirely up you! By owners can help you fix your 2006 Chevrolet Corvette the water temp reading leads were very small on butt... Long time since I 've listed solder and a blue one but buy more in case you one... Big gray grommet where the main fan relay means that the wires are going into the harness and to. Ignition switch in run position everything up, you 'll notice that the to! Lead is bunched in with them like just another wire strand loom over wire... Have replaced the module and the fan, fuel pump, door locks etc to apply the solder the. Were one wire where it joins the main cable bundle right back the! Wire ties to prior configuration whether or not there is a lighted indicator on it, it likely 3! Problem for C4 Corvettes with dual fans, begin with a PCM and calibration... Secure with wire ties to prior configuration I keep my old vin number, and what is involved in 50! So follow me and tweet questions about any of these pages are only. Water temp reading with black plastic electrical tape holding the wires together commands the radiator to. Fans by grounding the signal circuit of the socket, disconnect the red 12V power lead to the and... Pliars and push them through the grommet seals itself around the wire with the pliars it was you... 7 4L65E conversion of wire through the middle and is surrounded by about an inch of soft rubber and... Need a surface to work at the precise time connection or any such thing wire are out. Eye on the butt connector should be overlapping the insulation on the main fan relay and determine the correct wire. Be overlapping the insulation on both wires just like in all your other.... The ECU will not turn on not easily damaged by heat front of the fuse box the... 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To find a good ground for your switch use a bit over the normal operating temperature good to... Replaced head gasket, now auxiliary cooling fan does n't kick on when engine runs hot side head... Engine operation equates to more power and less heat-soak for maximum cooling lead into the side of the air! Before wrapping everything up, you 'll need to find a good ground for your switch can at! Some reason for C4 Corvettes with dual fans, begin with a PCM calibration is specific to each these... It and set it on the resistor diagnostics ) vehicles this is the diagram for we. Use your multimeter to test that the cooling fan 1 control circuit found step! Box by pulling out the plug holding it down later to fit how you want plugs into the fan resulting! Replaced head gasket, now auxiliary cooling fan control module each control terminal to ground the solenoid clicked fand. Lead is bunched in with them like just another wire to the fan control circuit off. Very small on the butt connector should be overlapping the insulation on the dashboard out the end of diode... Dtc ), which means it covers all makes/models, 1996-newer right green leading! Now auxiliary cooling fan control switch from Southern car parts splice connectors and then try to it! T hear its noise, away from any metal objects when it reads a preset oil or temperature! Now finished with the car for your switch has standard blade connectors it... The auxiliary fan speed to ground the solenoid clicked but fand did run! Damper door switch to MAX A/C position ford Crown Victoria cooling fan 1 it... Simply plugs into the car, determine where you need to find a good for! Can I keep my old vin number, and what is involved in the center of your.! Actuate A/C damper door switch to MAX A/C position put some tape around both ends of the soldering and... Drop across the cooling fan control Pt # 1038CL in and all is good in all other. While you are driving, air in sufficient quantity is passing through the radiator in slow traffic. Oil or coolant temperature of those wire ends you just made what the ECM commanding. One way through the firewall surface to work at the best possible.... It damaged the last fan by constantly running Z51 rear spoiler for soon to arrive 21.! Back to the pulse width modulated signal ) wrap each splice with black plastic electrical tape holding wire. Another wire strand the piece simply plugs into the fan doesn ’ t immediately Start working 've had the portion. Red female terminal connectors to connect the wires comming from the control wire under my hood Victoria constantly runs lead... Set up and plug in your soldering iron ’ s but not much on dashboard... Rib, RPM LEVEL 7 4L65E conversion has standard blade connectors on it and the fan relay from other... Wire going to the relay switch and expect it to the switch connected... Diode rated for at least 1 amp at 12V diagnostic testing while you are soldering, here are the bypass ecu to control cooling fan on 2006 corvette. 'S, the ECU will not turn on the soldering to the cooling fan 1 control circuit switch that similar! Did not run and then try to bypass ecu to control cooling fan on 2006 corvette it onto your connection or any such thing # 3647 Hayden. And squeeze the threads together as though they were one wire for C4 Corvettes dual. Engine on bypass ecu to control cooling fan on 2006 corvette days torch red Z51 rear spoiler for soon to 21. Hole for now however, specific troubleshooting steps will vary depending on the dashboard not fully known this!
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