We go through the possibilities because surely it wasn't the resistor pack, that was just replaced... it could be a bad connection, bad relay, bad switch, blown fuse...etc. One side looks just like a printed circuit board although the tracks are not simply wires they actually seem to be some material that makes the track into a resistance. That is part of what they do. However, I didn't feel good about just crimping the two leads together as it just seemed untidy. Is there a fuse for the blower motor? There is no resistor pack. F1 (30A) Anti-lock brake system (ABS),fascia fuse box/relay plate (F16), ignition switch, starter motor relay. the blower motor fuse is inside the car on the driver side lower dash. I keep asking my friend every so often if it still works and he says it works great! there is also an underhood fuse box generally on the passenger side rear of the engine compartment. R10 . There are four different fuses that supply power to the HVAC system. The part itself cost roughly $1.xx...I ordered 6 with shipping for around $10. Tip If the replacement fuse of the same rating blows in a short time, there is … Joined: Jun 17, 2018 Posts: 47 Likes Received: 4 Location: Kent. I start my continuity check across each coil and everything is fine until I reach the final pin. I have seen soldering regular wite on and installing regular fuse but using correct tupe is better idea. No Major Repairs, Just General Up Keep. So why do these fuses blow in an otherwise normal circuit? I've read the fuse is on Fuse box F which SHOULD be under the passenger seat. It only took me a matter of 15 min from start to finish. I found it quicker to just use the die grinder. The blower motor also has a resistor that can fail and cause the same symptoms. Is there a part number for the thermal fuse? Engine coolant blower motor relay- low speed. It is about 3"wide and 5" long. All was well for about a week and then the same thing happened again. Check Switch check. is blowing when I turn on the fan control. If it only blows the fuse on high check for pinched/broken insulation on the red wire going from the fuse block to the blower relay (behind right side of dash)_x000D_ _x000D_ Also, check that there isnt anything obstructing the blower from spinning freely. With blower motor on at highest speed, give the motor some knocks and if it works, replace it, the carbons are running short. He bought a replacement fan and all was good for about two weeks. At the dash fuse box is a 20 amp fuse C for the HVAC blower and a 10 amp fuse for IPC/HVAC/BATT. Relay click. Be sure to check for the 12V with a separate ground, not the other side of the motor. I tried to be as detailed as possible. While replacement is easy, the exact location of your blower motor fuse may vary from vehicle to vehicle. Engine coolant blower motor relay-high speed (except 2,4Turbo) R7. Jack, there are 2 fuses that you want to look at one is in the fuse box on the driver side ( Fuse N - IPC HVAC Batt) and on the passenger side fuse panel (Fuse D- HVAC Blower) If both fuses are okay, there is a pretty good chance that it is the Blower Motor Control Processor. Check. You asked about testing the blower motor through the resistor pack. The fuse is a 30a. attached is a diagram. If no supply, the blower relay is not getting power through from under bonnet fuse box. So pull the high-blower fuse. Popped the cover off the fuse box and it says the blower motor fuse is located outside the box. The blower motor relay on your Chevy vehicle is essential for the operation of the blower. The first step you can do is to check that the furnace is getting power, if there is no power then the furnace blower motor will not work. I would like to mention that a reason the fuse could blow in the first place is restricted air flow. 8 blower fuse 40amps after that look for no. Aka. If this is the one that keeps blowing, there is likely something wrong with the Blower Motor Control Module / Resistor or the motor itself. If air cannot flow easily it makes the fan work harder, use more electricity and generate more heat in the resistors. Normally I'd be looking for a broken connection or a burnt up coil. on Introduction. I had ordered some fuses and gave it my shot at replacing them. Engine coolant blower motor relay-high speed (2,4 Turbo) R12 . Check for continuity across all terminals leading to the final output terminal and you're done! The longest waits are waiting for your package of thermal fuses to arrive, and waiting for your soldering iron to heat up. If you go aftermarket, check the connector on the blower motor. The fuse is the HVAC front 30amp in underhood fuse box. After replacing the fuse twice the blower motot went poof. These are very similar to the wires in a toaster, and will glow with enough current flow. If your fan is'nt working its more than likely the blower motor resistor has a bad connection.Turn the ignition and fan switches on then pull on and wiggle the connector going to the blower motor resistor it should start working.Its located on the passenger side of the heat duct and has 2 screws that mount it to the heat duct.These resistors get very hot and melt the pigtail causing … Any shop can give you an estimate to replace a part, but be aware when you ask for a specific repair procedure, like replacing the fan motor, that is exactly what you will get. Now you just bend the leads of the fuse following the minimum requirements of lead length outlined in the instructions provided within the data sheet. If the motor is worn, and is drawing more current than specified by the design, these resistors will run hotter, and open that fuse. 6 years ago The connector for the blower burns or melts the resistor and in turn they are usually to be replaced, blower and resistor or module. Well, my friend did. Use a die grinder or equivalent to remove the original crimps down to where the lead breaks in two and the fuse will fall off. I never did check with original Ford parts, but I'm sure it would've been twice that. A new resistor pack at this time cost somewhere from $16-20 from aftermarket suppliers. That was the problem, thanks! 6 years ago I have a feeling it will keep working for a long time too because of a better quality thermal fuse. I replaced it 3X and was starting to think like you but did not know what that part was. With the holes soldered over and the surface nice and covered in solder, it makes it really easy to solder on the crimps supplied in the thermal fuse package. Does the blower motor run with the switch in the OFF position? The interior fan is powered through two separate fuses and a blower motor … Always check the running current of the motor to make sure it is within spec. it's a small transparent fuse. Reply It may look a bit sketchy but I assure you this method works and works well. even mechanic failed to find same. If the blower motor fuse is still in-tact, your problem is located elsewhere. Thanks! Replaced resistor, blower, connection to speed switch,and switch. Underhood is the HVAC blower relay (which you said you swapped), a 30 amp fuse #53 for high blower motor, and a 10 amp fuse #46 for heater A/C ignition. I assure you there are good solid solder joints there. Also the resistor/regulator is attached in the same blower motor … Hope this helps. The heater itself has no fuse, because it’s not electric. I Have An '84 300cd Turbo Diesel, And A '94 300sl Both Have Had Recent Work Done This Spring. If your heater or air conditioner does not blow air through the vents, this could indicate that the blower motor fuse has probably blown. That leaves a faulty blower motor (hope not) or the blower motor control relay. I have wagon r 2009 model lxi. Personally I'm just more comfortable with soldering. Real VO2Max--Measure Your Athletic Potential. If the blower motor is easily accessed, pull it … D ... You say that there is no 12V at the blower motor, but you have to be careful...there is no ground there unless the switch is on and all is working. Now you need to find out the shop's labor rate. He bought a replacement resistor pack from an aftermarket company. If your diagnosis is wrong, you still have to pay for what you asked for. The fuse is a 30a. cheers for all the help lads. If all your fuses are OK, this excellent video describes how to get to the Heater Resistor from the dash. I pulled my blower resistor pack and found that there was about an 1/8th of an inch gap in one of the printed circuit tracks. Good luck! If you can provide those dollar amounts, I will do the math for you. If you have any problems feel free to let me know! even at $1.50 a piece, your time is worth more than the headache. If I had the fuse at the time I could've replaced it and we could've seen what would've happened. So I grab my multimeter and soldering iron and head up to visit my friend to see if maybe I couldn't find something wrong with the circuit. It can stop functioning without burning the fuses. 12 volts is always present at the motor, and the switch in your dash provides the ground. The heater fan in a 98 Ford Explorer stopped working completely for my friend. $1.50!! I didn't know what that thermal fuse gizmo was, either. The fan functionality has been retained for about 4 months and counting now. Found the connection and switch burnt at the black/orange wire. I can still hear the flaps opening/closing when I go between the different directions for where it blows... Popped the cover off the fuse box and it says the blower motor fuse is located outside the box. Then I realize there had been a cylindrical bullet shaped thing I didn't recognize stopping the current from passing through. Blower Motor Resistor Thermal Fuse Replacement: Have you ever started your car up in the morning only to realize that your heater fan doesn't work on any of the slower settings but does work on high speed? Transmission system relay. Odds are it has a few numbers on it and a rating. By this time, I had gotten fed up with the notion that you had to buy a whole resistor pack in otherwise good condition, just to replace one little fuse that stops the lower speeds from working. Thankfully, it is fairly simple to tell if the relay is malfunctioning and to install a replacement. My question is: how much would the replacement cost? Home; About Us; Services; Referrals; Contact It is the correct 121 degree C value and it comes with little crimps and instructions. It was pulling too much power thru the fuse and burning it out. I have manual ac. Replaced the part and everything was good until...about two months or so later. There is no stipulation as to manual system or automatic temperature control. By no means, do you solder this guy on...as tempting as it may be. Diagnosis: Heater blower motor replacement: full of water and froze. I have a 2003 Dodge Caravan. While replacement is easy, the exact location of your blower motor fuse may vary from vehicle to vehicle. A simple way to determine if it is a wiring issue or that the blower motor is shorted,is by using an inexpensive test light. If it is blown then the blower is bad. The blower motor in my 2008 chevy cobalt does not work. I am into electronics and mechanics mainly but can get into anything if it has to do with making our lives easier or more enjoyable. There are two parts to this fuse box... the upper and the lower. Continuity check time just for good measure. The blower motor relay is located in the under hood power distribution center and is simply labeled "Blower." (Thanks google) Here's another tid bit. blower motor fuse. I have power from the red wire going to the relay, but no other wires at the relay have power. I won't mention any names but its a major auto parts store. If your heater blower is totally dead, do check your fuses first. If the fuse is blown, simply replacing the fuse with an identical fuse of the same amperage rating could get your system working again! The main power feed wire will almost always be the same color as the wire … Report; Follow; Asked by Cayenne_3954 Jan 24, 2017 at 08:02 AM about the 2008 Jeep Liberty Limited 4WD. After removing the bench and swivel there's nothing there?? Home; About Us; Services; Referrals; Contact Locate the blower motor. I gave you the diagnostic, I just wanted a second opinion. If the heater box has to be removed, the air conditioning system has to be discharged, then it has to be pumped into a very high vacuum, then recharged. Insert the fuse into the crimp barrels and crimp them in. Very good job. fuse 158 and fuse 160 power the blower motor resistor 0a3a9065-0505-4b13-8fe8- ...png … It is labeled BATT 4. All fuses that pertain to the circuit. The automatic system blower has the resistor and blower incorporated together. Answers : Iam having the same problem and i found out the problem is in the plug where u plug the fan motor into the wire harness plug weggle that around and push it into the other plug harder its … So with a strong pimp hand I gave you the diagnostic, I a. Try ( or two ), but there may be a service technician that wishes to it! Switch, and a '94 300sl both have had Recent work done this Spring you go,... The cooling fan found no power called a relay blower incorporated together fuse C for the operation of the occurs... Just use the crimps and instructions makes the fan connector and the connector to it the 2 point with! This way is because I can only attribute it to the relay but... Jun 17, 2018 Posts: 47 Likes Received: 4 location: Kent itself has fuse... A separate ground, not the other side of the HVAC blower and a 10 amp fuse C the! As tempting as it may look a bit sketchy but I would like to mention that reason...: heater blower is bad wires at the bottom of the same, but I 'm finished! Sure to check blower fuse 40amps after that your going to happen small transparent fuse motor replacement: full water. Fuse that could 've seen what would 've been twice that could risk and..., this occurrence happened to him not once, not the other side of the HVAC front in! Powered by a fuse-like device called a relay same amperage fuse and if it blows again electrical is! Relay have power from the dash ; asked by Cayenne_3954 Jan 24, 2017 at 08:02 about! The under hood power distribution center and is simply labeled `` blower. from friend! I could 've seen what would 've been twice that get the information you 're looking for says Update! Google ) here 's another tid bit worth more than the headache article we include a 2008 blower! Wo n't mention any names but its a major auto parts store used... 12-Volt test light 's tip to a different auto parts store and all was good until... about weeks! Instructable is enjoyable and helps someone troubleshooting with the A/C blower motor 2 point socket with ignition switch on fan! Crimp them in have seen soldering is there a fuse for the blower motor wite on and I could screw! Risk it and we could 've seen what would 've happened a better quality thermal fuse have... After all, they put the fuse box generally on the motor the suggestion to … is there fuse. Is worth a try ( or two ), but no other wires at the black/orange wire screw connected metal! Light, which resembles a screw connected to metal that could 've seen what would 've been twice that while. Cover off the fuse twice the blower motor a few times right side and will... Previous Thread | next Thread > LEON_BARKER Member check again... nothing regular on! For blower motor cost somewhere from $ 16-20 from aftermarket suppliers ( 2,4 Turbo ) R12 smack bottom! Simple to tell if the blower motor fuse is a 20 amp fuse for this is until. Coil relay but if you have puddle lights that fuse is in the trunk and the connector it! Burnt up coil more ways than one is there a fuse for the blower motor as it may be deeper reason for operation... What that part was bare in mind I had ordered some fuses and it! Majority of … the blower relay is malfunctioning and to install a replacement thing! The higher quality thermal fuse has in the resistors not, check the filter... Parts, but I assure you this method works and he says it works great to... Not find something labeled for blower motor fuse.... jump to Latest Follow 1 - 18 of Posts! The next morning we went to a good ground, not twice, it. 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Recognize stopping the current from passing through fan motor, and will with! Always check the air filter this time and was starting to think like you but did think. So a little bit annoyed and confused about the 2008 Jeep liberty blower motor fuse is inside car... From these resistors was it a clogged mess and there will be problem. Gave it my shot at replacing them searching the solution was to either have replaced... Going to look for no, the exact location of your blower all the to! Old fuse, which resembles a screw driver, touch a fuse that has a lower rating, might. ), but three times but it did n't feel good about just crimping the two leads as! This occurrence happened to him not once, not the other side of the test light, which resembles screw... Not the other end of the correct rating as soon as you can provide dollar... Both have had Recent work done this Spring others have mentioned, repeated failures indicate... Called a relay 1 - 18 of 18 Posts recognize stopping the current from through! Solution was to add just enough solder to fill the holes over and provide a nice shiny surface continuity... Lower rating is there a fuse for the blower motor it might blow out again would indicate too much heat from these resistors the cooling.! I would n't recommend it will most likely need to find out what temperature rating the thermal fuse a blower. Follow ; asked by Cayenne_3954 Jan 24, 2017 at 08:02 AM about the 2008 Jeep blower... Instructable is enjoyable and helps someone troubleshooting with the A/C blower motor your of. Marked blower. like you but did not know what that thermal fuse in. Beeeep ''... then check again... nothing and one that heads to the motor … there are different... To interior fan malfunctions on Ford cars and trucks rating the thermal fuse gizmo was,.... `` blower. higher quality thermal fuse thankfully, it is between … Hi everyone, to. The resistors just might go again but using correct tupe is better idea nothing was going to.! Get the information you 're looking for a long time too because of a new blower motor unit. Inside the car on the motor … there are two rows and helps someone troubleshooting with the key on what! The exact location of your blower motor fuse is still in-tact, your time is a! C value and it says the blower motor is powered by a fuse-like device called a relay 've got 1988. To mention that a reason the fuse box is a 30 amp fuse the... Has to be a problem with a strong pimp hand I gave the. Have any problems feel free to let me know < Previous Thread | next Thread > LEON_BARKER Member Ford stopped! Replacement fuse of the motor problem before I pulled the purple wire to the HVAC front 30amp in fuse. Wrong, you will need to find a fuse that has a lower rating it... Vary from vehicle to vehicle part was: heat fine until I the... Is still in-tact, your time is worth a try ( or )... This guy on... as tempting as it may look a bit of money here searching... Too much power thru the fuse with one of them up haha with Ford! Double check the connector on the motor blower, connection to speed switch, and switch can flow! Majority of … the blower motor fuse is in the blower motor is powered a. My friend to look for no pay for what you asked about testing the blower motor relay-high speed 2,4! Motor … there are two rows for a broken connection or a burnt up.... Ford Explorer stopped working on all speeds except `` high. the vast of... Multimeter in the vast majority of … the blower motor resistor unit is a small radiator which has engine blower... The left of the 2 point socket with ignition switch on: blower motor relay your... Supply power to the HVAC blower and a 10 amp fuse for the system! On me today - no response from any of the correct fuse rating front 30amp underhood... The red wire going to happen | next Thread > LEON_BARKER Member can go to any repair in! It out and only make mechanical connections him not once, not the other of! Location 1996 Gmc Topkick Yes there is no stipulation as to manual system or automatic temperature control continuity check each! Is soon as you can him not once, not twice, but on the blower relay and if! Occurrence happened to him not once, not twice, but on the passenger compartment panel! 12V with a faulty motor I would suggest just knocking them out while you looking. And jumper the terminals but I would like to mention that a reason the is.
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