Blower Motor Relay Fuse
Body Control. Any updates on this. If the blower motor relay develops any sort of problem that hinders its ability. hope this helps. Inspection procedure. (The black wire is usually the negative. The link provided in the post above goes to a diagram that shows where the HVAC blower motor relay ("blower fan relay") is located. You know the one under the hood in the fire wall on the passanger side. Electric diagram shows the blower motor relay in the, "Blower/Flasher Relay Block". Fuses sized in accordance with Column 5 must be used in conjunction with properly sized motor overload protection such as overload relays or solid state motor controllers (430. However, the shop wants to charge me close to $500! I thought that this was outrageous. * Ford F-150 fuse box diagrams change across years, Blower motor relay power. Cart is Empty. Sometimes it would come on normally and other times it would not work at all. Start car and see if blower motor works. you have replaced the motor. Cooling fan relay. The motor that runs the fan in the heating and air conditioning system in a car is called a blower motor. You have the SLT, it only comes with the auto HVAC; so, you didn't change a resistor module (that's on the manual HVAC), you had to have changed the BMC Module. If you’ve checked the fuse panel, and the fan motor doesn’t run at all, or if it runs only on the lower speeds, the blower motor relay may be at fault. I put a fuse inline with my blower and hooked it up with a relay as above. as you may be aware I had a dealer from this country whom imports parts from America to here ordered the part from you. Just this morning during cold weather I arrived at work and the heater blower motor kept running, even with the ignition off. If continuity: Switch the low blower motor relay with the high blower relay. Measure the resistance of the fuse. All fuses have been checked and are good. Mwestman, Could be the fuse, fan switch, fan motor, or the blower motor resistor. The MSC also gets 12 volts from Relay 16, then the Electronic Automatic Temperature Controller (EATC) module send a signal to the MSC to control the blow speed. This 40 amp fuse looks like a relay cube. Do you know the blower motor is good?. The blower motor relay is in the under-hood fuse box. Maintenance. I checked the 15 amp fuse in the main fuse compartment - its OK. The link provided in the post above goes to a diagram that shows where the HVAC blower motor relay ("blower fan relay") is located. I checked the fuse inside the car, but it was fine. Fuel pump relay. Located: "Front of dash, in LH side of evaporator housing". Cost of the relay, I thank this is my problem, since the blower runs on high speed only, thanks for your help. The site for ford truck owners by ford truck owners. My blower for the air/heat has been going in and out. Run/start - Electronic power assist steering, Blower relay coil. Recirculation control motor circuit troubleshooting •HVAC DTCs •Blown fuse No. Contact info is at bottom of page. Use voltmeter or ohmmeter to check for a blown fuse. Basically, sometimes it won't work at all and then other times it works perfectly. The blower motor on my Dad's 2004 TrailBlazer stopped working completely so I replaced the blower motor resistor and the blower motor and still nothing is working. Fuse Panel Layout Diagram Parts: power locks, power mirror, generator, fuel pump relay, trailer tow relay, reversing lamp, parking lamp, fuel injector control module, auxiliary battery relay, PCM power relay, remote keyless entry, powertrain control module, trailer tow relay, modified vehicle power, ABS control module, fuel pump. CHECK POWER SUPPLY FOR BLOWER MOTOR. Looks like a loose connection somewhere or the blower is failing. We work hard to build a great website for car parts, so start perusing and see what you find. With the A/C on, gently wiggle the cord to test for a short in the adapter. If not, check fuses/relaysblower resistor is probably least likely cause. The Advance Auto Parts core charge presented to you online today with your item is representative of the most common core charge. You have one of three likely problems: your blower motor has failed; the mother board in your control box has blown; or the fuse to your blower motor has blown. The blower motor speed can be changed by exchanging the ground and the blower resistor circuit with the heater control (blower switch). to/m/YT-Email-10dollars-Off 1A Auto shows you how to repair, install, fix, change or replace a bad or broken blower. Fuse box diagram (location and assignment of electrical fuses and relays) for Ford Taurus (1996, 1997, 1998, 1999). Mechanic's Assistant: Anything else you want the mechanic to know before I connect you? If we replace the blower motor and relay and possibly the fuse what else can we check if it doesn't work?. There is also a smaller relay on its own, call that the bottom row. Fuse box in passenger compartment Ford Ranger - fuse box - instrument panel. I inspected and found no burned or melted wires anywhere , at the inside three way dash switch , at the blower motor and at the resistor. checked fuse #3 on the LH dashboard- is good 2 checked fuse #10 Instrument panel, climate system, power driver's seat-is good Question :do you know if there is Volvo xc70 Blower Motor Relay or other fuse responsible for blower motor?. To remove the blower motor requires more dash assembly, or die grind a small notch in the side of the blower motor mounting plate and/or the right glove box mount bracket, which won't hurt anything and save a lot of work. Start Right Here Find appliance parts, lawn & garden equipment parts, heating & cooling parts and more from the top brands in the industry here. We have over lots of customer reviews on Ford Blower Motor Relay to help you find exactly what you need. In the case of this Dodge's blower, the answer was fairly easy to discern. Designed utilizing the latest technology, this product by Replace features premium quality and will perform better than advertised. On vehicles equipped with HID headlamps, an auxiliary relay box is located under the hood on the right hand side front of the engine compartment. maybe try tracking down bad fuse or bad relay. Free Same Day Store Pickup. Remove the blower motor relay and connect male spade terminal #2 to battery ground, using a jumper wire. There are 4 relays mounted side by side. Policies : Return Policy. Are you facing issues with the blower motor in your car? From frustrating or even noisy operation to no circulation of air, blower motor not working in your car can be an annoying issue. Looking at the diagram (split between two pictures) we can see that power to the blower motor follows two paths. I then removed the fuses for the power windows and blower motor and hot wired them. You know the one under the hood in the fire wall on the passanger side. maybe try tracking down bad fuse or bad relay. 0 L Duratec, 3. My two 15 fuses for the blowers are fine. my heater fan stopped working, i have changed the blower motor but still nothing, what else should i look at. F10 40A** Heater blower motor F11 — Not used F12 30A** ECR Relay Fuse F13 30A** Starter relay F14 25A** Rear power window (without DCU) F15 25A** DPS6 F16 — Not used F17 — Not used F18 20A** Front wiper motor F19 5A* ABS/ESP 15 feed F20 15A* Horn F21 5A* Stop light switch F22 15A* Battery monitor system F23 5A* Relay coils, Light switch. You don't have to take it all the way out; just enough to gain access to the blower motor relay. 1973 - 1979 fuse box diagram. Black is ground, purple is hot. Is a blower motor resistor connector a universal part? No. -blower motor fuses in the fuse box besides the battery while Blower Motor Relay is behind the glove compartment, together with the blower resistor. A/C compressor clutch relay, A/C switch, Blower motor relay, Condenser fan relay, Heater control panel, Power mirror actuator, Power mirror defogger relay, Radiator fan relay Fuse/relay box socket Optional connector. The response was either in the Power Distribution Box under the hood or part of the Generic Electronic Module (GEM) probably located behind the fuse box at the lower driver side dash. Verify the furnace. Auxiliary blower motor relay. The 30A fuse was the culpritI feel a little embarrassed because I thought I checked all the fuses already. Any ideas of what else to check?. the blower motor from a fuse in the fuse block mod-ule through the blower motor resistor. There was very slight wear on the blades of the blower from the end but the motor turned freely so I don't think it's a mechanical fault with the blower. F10 40A** Heater blower motor F11 — Not used F12 30A** ECR Relay Fuse F13 30A** Starter relay F14 25A** Rear power window (without DCU) F15 25A** DPS6 F16 — Not used F17 — Not used F18 20A** Front wiper motor F19 5A* ABS/ESP 15 feed F20 15A* Horn F21 5A* Stop light switch F22 15A* Battery monitor system F23 5A* Relay coils, Light switch. 1999 16:11 Uhr Seite 49. We obtain this amazing photo from internet and choose the top for you. Possibly either a fuse or the blower motor isn't working. Simply put the tractor fuse in question into the "Fuse Check" slot. Install a replacement relay if necessary. Part 4 of 4: Replacing the heater blower relay. Reactions: youngsmith53. THIS RELAY IS INSIDE THE BLOWER MOTOR BODY. Since the relay is attached to a fuse, see if the fuse is blown, or if there’s visible melting on the relay or around the fuse box. The blower motor resistor was a little rusty. 99-04 Mustang Fuse Locations and ID's Chart Fuse Diagram 08 2008 Dodge Ram Fuse Box Diagram Under Hood (INTEGRATED POWER MODULE) 2015-17 Mustang Fuse Locations and ID's Chart Diagram (2015 15 2016 16 2017 17). I find mention of a Blower Control Module. Fuel pump relay. But the blower motor speed switch has no hot wires constant nor switched. Electrical components such as your map light, radio, heated seats, high beams, power windows all have fuses and if they suddenly stop working, chances are you have a fuse that has blown out. Fuse box locations: engine compartment, dashboard and trunk. My two 15 fuses for the blowers are fine. The blower motor resistor was a little rusty. -blower motor fuses in the fuse box besides the battery while Blower Motor Relay is behind the glove compartment, together with the blower resistor. Basically, sometimes it won't work at all and then other times it works perfectly. is it possible then its not the motor. New relay costs @ $16. Get the job done with the right part, at the right price. While replacement is easy, the exact location of your. 2006 Ford E450 Fuse Box Diagram. where is ac blower relay for 97 grand cherokee larado mpv? I have a 97 Jeep Grand Cherokee Larado mpv 4. Blower motor with detachable squirrel cages **. Look at the fuse box for a blown fuse. All the relays are the same part number in that row so you can try to swap one of them first to see if that fixes it before you go buy a replacement. 4/7 USA MBUSA 31. CHANGING A FUSE If electrical components in the vehicle are not working, a fuse may have blown. Inspection procedure. The blower motor relay is located in the. In the middle of my commute to work my blower for my heat stopped working. Hi I was wondering if anyone had the precise location of the blower motor relay in a 97 deville, im under assumption it is one of the relays when taken off the fuse box cover under fuses but I cannot seem to find a diagram or anything that actually has one of those relays as the blower motor relay and I'm fairly positive it is somewhere cuz I can buy the part?????. >Small blower motor with yellow black an orange wire,need to know which is positive neagative an ground > What does the motor nameplate say? Did you google the motor manuf/part#? It's not likely to have a positive, a negative or a ground; rather it likely has common, high-speed, and low-speed conductors with a frame ground. Any sort of electrical spikes or excessive current from a bad relay will blow the fuse and cut power in order to protect the system. Position 4. Contact info is at bottom of page. If no continuity, replace/repair purple wire. I get no voltage at motor. I want to check the fuse that controls the blower motor to see if it is good, but the descriptions on the fuse covers don't have enough detail. No blower speeds 2. then you'll see the blower. Check out free battery charging and engine diagnostic testing while you are in store. Basic instructions on how to troubleshoot the heater blower motor of a Saturn S-series. I looked and took off dash cover with glovebox. " Inspect the center of the relay. My blower fan stop woking. Assignment of the fuses in the Engine Compartment Fuse Box (2003) Fuse/Relay. Some days it doesn't work at all. I have looked around on the forums, and talked to a few people, and found that it is probably the blower motor. On vehicles equipped with HID headlamps, an auxiliary relay box is located under the hood on the right hand side front of the engine compartment. A/C compressor clutch relay, A/C switch, Blower motor relay, Condenser fan relay, Heater control panel, Power mirror actuator, Power mirror defogger relay, Radiator fan relay Fuse/relay box socket Optional connector. Ford E-Series E-150 E150 E 150 (2002 - 2003) - fuse box diagram. Located: "Front of dash, in LH side of evaporator housing". Positions 1 - 3 Power is applied to the blower motor via the resistor pack. There are HVAC fuses at multiple locations. A blower fan is connected to the negative battery terminal (also called ground) on one end and to the positive battery terminal through a blower resistor on the other end. There are 4 relays mounted side by side. To remove the blower motor requires more dash assembly, or die grind a small notch in the side of the blower motor mounting plate and/or the right glove box mount bracket, which won't hurt anything and save a lot of work. If you are not sure if the switches are the problem, we recommend you get the covers off and power the motor directly with a 12 volt power source. Disconnect fuse block (J/B) connector. Any updates on this. Free Same Day Store Pickup. It protects the circuit that powers the relay coil. 1999 - 2003 7. Wiring Colour Code Table. Disconnect the two wire black/purple harness from the blower itself. This points to the blower switch, not the blower or the blower resistor. I opened the glove box but not sure which fuse. The wiring diagram does not show a "relay". Fuse/relay panel description. 08 Nissan Rogue Blower Motor Relay location? also check #15 and #16 fuses. A couple are hot all the time, one goes hot when you turn on the key. Jeep Cherokee 1997 & Up Fuse & Relay Identification FUSE / RELAY NUMBER: FUSE / RELAY abs controller, abs controller relay, blower motor relay, blend door. Your guide to find that blown fuse. Measure the resistance of the fuse. If you push the button to change the blower motor speed and nothing happens, you may have a blown fuse, a bad blower motor relay or a bad final stage. Ive read that it is located behind the glove box. THIS RELAY IS INSIDE THE BLOWER MOTOR BODY. The car manual gives location of all fuses and what they are but not the relays. If the blower works when you change the fuse, you may not be out of the woods yet. 1994 Honda Prelude Inside Fuse Box Map. The link provided in the post above goes to a diagram that shows where the HVAC blower motor relay ("blower fan relay") is located. Mechanic's Assistant: Anything else you want the mechanic to know before I connect you? If we replace the blower motor and relay and possibly the fuse what else can we check if it doesn't work?. The blower motor resistor was a little rusty. I know the actual blower motor works, I ran a hot wire to it and it came on. Just can't locate blower motor relay. Materials Needed. 5 amp and is labeled fuse #13. RockAuto ships auto parts and body parts from over 300 manufacturers to customers' doors worldwide, all at warehouse prices. The site for ford truck owners by ford truck owners. Only this module that has a power input from a fuse link (red), ground (blk), output to motor (purple), and control from Control Head (brn). They design a fuse to burn or blow out, at an amperage below the point where damage occurs in the circuit. This article originally appeared on YourMechanic. If someone could shoot a photo of the 1984 - 1988 AMC style Fuse Box I would greatly appreciate it! I need a good shot of the Fuse Box location plus one that shows the fuses clearly. It consists of a set of input terminals for a single or multiple control signals, and a set of operating contact terminals. Any help would be much appreciated. If the blower motor relay develops any sort of problem that hinders its ability to. (The black wire is usually the negative. Fuse/Relay № Amp Rating Auxiliary blower motor relay: Engine compartment fuse box. Fuse box diagram (location and assignment of electrical fuses and relays) for Ford Taurus (1996, 1997, 1998, 1999). Thankfully, it is fairly simple to tell if the relay is malfunctioning and to install a replacement. The very first one from the left is the only one that kills the blower motor/fan and keeps it from running when it is pulled. check the fuse & they are good. Blower motor speed for the MTC system is controlled by regulating the path to ground through the blower motor resistor and through the blower motor control located within the A/C-heater control. I’m at a loss right now on what it could be. No blower speeds 2. Look at the fuse box for a blown fuse. If you know your Year Make Model, put it in the selector so that we can guide you to a product that fits your vehicle. The blower motor in my 97 STS is not working checked fuse in trunk and under hood all good. Simply put the tractor fuse in question into the "Fuse Check" slot. Just this morning during cold weather I arrived at work and the heater blower motor kept running, even with the ignition off. Anything from no air circulation to annoying or noisy operation. There are four fuse boxes locations: engine compartment, dashboard and trunk. Blower Motor Fuses. Disconnect fuse block (J/B) connector. 99 Ford Explorer Fuse Diagram (Interior and Engine Bay) Location, Description, Identification plus Image Locate identify which fuse or relay is blown it may be located under dash under hood in trunk find the fuse for the radio tail light cigarette lighter blinker ac horn. Or you are a trainee, or perhaps even you who simply need to know concerning Blower Motor Relay Location 1996 Gmc Topkick. A couple are hot all the time, one goes hot when you turn on the key. If no continuity, replace/repair purple wire. I inspected and found no burned or melted wires anywhere , at the inside three way dash switch , at the blower motor and at the resistor. That was the way my 1978 Oldsmobile Cutlass was wired. Found that my receptacle for relay pin 30 is grounded. If they are ok then the problem is either the blower motor resistor or the motor itself. Wiring diagram. Install a replacement relay if necessary. If the fuses are intact, switch on the ignition and use a circuit tester to find if there is current at the motor terminals. The relay is located right behind the print "lay" in the attached picture. I was hoping to find out which relay is for the A/C blower motor. New wire connectors on blower motor, new resisrtor, blower runs at various times. Turn the fan switch to an on setting, and verify you are getting voltage at the blower. There was very slight wear on the blades of the blower from the end but the motor turned freely so I don't think it's a mechanical fault with the blower. I find mention of a Blower Control Module. Thanks,Chas1376. My A/C stopped blowing air suddenly though the fan display shows up. Maintenance. The 10 amp fuse was not burned out. Heater Blower Motor Information So, after searching a million threads and asking a million questions I finally got the information I needed. If the blower motor does not function, fuses are blown, or relays are melting, you may have to replace the blower motor relay. I would test to see if I had voltage at the relay socket. If the fuses are intact, switch on the ignition and use a circuit tester to find if there is current at the motor terminals. A couple are hot all the time, one goes hot when you turn on the key. Check your owner's manual for the precise location and other questions about your car's A/C system. Standard resistance: below 1. Was working fine before then on high/lo/auto. Home 2006 Ford Mustang Fuse & Relay. Order Honda Accord Relay - Blower Motor online today. Do you know the blower motor is good?. The video above shows how to replace blown fuses in the interior fuse box of your 2008 Infiniti G35 in addition to the fuse panel diagram location. I replaced the fuse and tried it on all speeds, > with and without the hot lead from the horn relay touching the other > wire it's supposed to. Chevrolet truck fuse box diagrams. The heater blower motor is located behind the glove compartment of your vehicle. Passenger compartment fuse panel. The motor that runs the fan in the heating and air conditioning system in a car is called a blower motor. 5 L Duratec, 3. BLOWER MOTOR RESISTOR: Disconnect and isolate the battery negative cable and unplug the wire harness connector from the blower motor resistor. Blower, Windshield washer & Accessories not working. A/C Low Temperature Cut-Out Switch, Blower Motor Relay, A/C. I used continuity and wire tracer to track from fuse with no luck. FREE Shipping by Amazon. 2009 jeep liberty. Thanks,Chas1376. Starter motor relay. Your blower motor in your spa stopped working. I'm at a loss right now on what it could be. Anyone have this issue before?. The fuse near the battery is labeled "starter relay & ignition" and is supposed to be 40A. The blower motor pushes the warm or cold air through your vehicle's ventilation system. * Ford F-150 fuse box diagrams change across years, Blower motor relay power. A4 (B5 Platform) Discussion - blower motor/relay/switch?? - My fan stopped blowing a few days ago. RockAuto ships auto parts and body parts from over 300 manufacturers to customers' doors worldwide, all at warehouse prices. The first step i take in finding parasitic draws is hooking up my battery disconnect switch. Address : 420 River St Haverhill, 01832. Fuse F116 (30amps) feeds Relay 16 (C2216) feed 12 volts to the Blower motor, from the motor the Brown and White striped wire goes to the MSC and the MSC control it to Ground. I’ve replaced the blower motor, the resistor, and the relay. Driver Module. If your heater or air conditioner does not blow air through the vents, this could indicate that the blower motor fuse has probably blown. A common symptom of a failing final stage unit is the blower motor not operating in accordance to how the controls are set, as if the blower "had a mind of its own". Workshop Manual. The cabin blower fan receives 12V power via the 40A HTR fusible link and the HTR relay. The blower motor relay is located behind the HAVC control in the dash, just behind and left of it. F4 40A* Heater blower relay and motor. The fuse is in the MaxiFuse panel called the Relay Center at top of the firewall. Buy a 2001 Dodge Grand Caravan Blower Motor Resistor at discount prices. The blower motor wiring on about 285,000 of the above vehicles contains an undersized terminal. Looking at the diagram (split between two pictures) we can see that power to the blower motor follows two paths. Terminal 87 of the relay (stationary contact) is connected to the blower motor (Cl1 12DG). The blower obviously can't operate if it isn't receiving any voltage. 2006 Ford E450 Fuse Box Diagram. Identifying and legend fuse box Dodge Durango 1997-2003. Calculate Size of Contactor, Fuse, C. We apologize for the inconvenience. A blower motor resistor or a blower motor control module is the part that controls the speed of the blower motor. Cart is Empty. Control Circuits for Air Conditioning and Heating Systems. For instance, if a device normally draws 10 amps, a fuse roughly 20 amps in size might protect it. Subject: Blower motor relay IP: Logged Message: I have a 96 Dak and I keep frying the relay that goes to the blower motor. The fuse panel is located below and to the left of the steering wheel by the brake pedal. 2006 Ford E450 Fuse Box Diagram. The response was either in the Power Distribution Box under the hood or part of the Generic Electronic Module (GEM) probably located behind the fuse box at the lower driver side dash. Blower switch position. You know the one under the hood in the fire wall on the passanger side. I find mention of a Blower Control Module. I know its not the best trouble shooting I've done but I believe I have eliminated the blower motor and the resistor as problems. The blower will not turn on in all four speeds and the AC light and compressor do not work. While the blower is out, the black plastic tubes attached to the air conditioning unit can be removed by twisting and pulling. The blower motor relay is the electrical switch that is used to supply the power for the vehicle's blower motor. The blower motor relay on your Chevy vehicle is essential for the operation of the blower. There are HVAC fuses at multiple locations. WARNING YOU HAVE AIR BAG IN DASH AREA YOU WANT TO DISARM IT IF YOU WORK AROUND DASH WITH IGNITION SWITCH OFF REMOVE AIRBAG FUSE ON PASSENGER SIDE ON DASH SIDE WAIT 15 MINUTES AND REMOVE DISCONNECT AIRBAG ELECTRICAL CONNECTOR. Any sort of electrical spikes or excessive current from a bad relay. 1994 Honda Prelude Inside Fuse Box Diagram. Fuses are found in your car as they protects car wires from to much current flowing thru then. Where is the blower motor relay located on my truck and app. That was the way my 1978 Oldsmobile Cutlass was wired. Its a big 40A fuse marked either Heater, or HTR, in the hard to access under dash fuse block. If it's the 10A fuse, then the relay is bad (try swapping with another one same type). 5 L Duratec, 3. I have found threads. I have looked around on the forums, and talked to a few people, and found that it is probably the blower motor. Engine Bay Fusebox Relays (R) 1. The blower motor is powered by a fuse-like device called a relay. Install a replacement relay if necessary. I know the actual blower motor works, I ran a hot wire to it and it came on. Resistors are known for shorting and causing the blower motor not to work. FL1 50A Feed to F14, F31, F32 (BC1,Heating & Air con blower). 2005 Hyundai Elantra Main Engine Fuse Box Map. Does anyone have any info on the the blower motor relay? and its specific location? I know its near/part of the fuse box near the drivers side. The blower motor is powered by a fuse-like device called a relay. These are the easiest to check. Starter motor relay. BLOWER MOTOR RESISTOR: Disconnect and isolate the battery negative cable and unplug the wire harness connector from the blower motor resistor. Use a long steak knife like too to lift it so the relay pulls forward and out. That was the way my 1978 Oldsmobile Cutlass was wired. I need the blower motor relay. Blower Motor Relay Choose for Me to Minimize Cost Choose for Me to Minimize Cost Related Parts Blower Motor Control Module / Resistor Blower Motor Relay Connector Electrical Repair Manual Relay Puller Pliers Relay Test Jumper. In the middle of my commute to work my blower for my heat stopped working. CHECK BLOWER MOTOR FUSE OR COULD BE FAULTY BLOWER MOTOR RELAY. The blower motor is not working. org and this forum, and am currently out of town without access to the car. This fuse supplies the power to the control side of the blower motor relay which is located in the under hood fuse & relay box. just to the left of blower you see a white clip or bracket that's your resistor. HVAC Blower Motor Relay by Replace®. At the bottom of this page is a video that's very popular. , London W1A 2BS. 10 GAUGE Fuse (power feed for the HTR relay coil)- In the under dash fuse panel. leaves us with the fuse/wiring harness, switch and relay as suspects. In, fact, this occurrence happened to him not once, not twice, but. Try the upper box, middle right side Mine is huge, 30 amp. When the relay receives a jolt of strong current or simply cannot manage and distribute its load, it will send excess current into the fuse. Inspect heater relay. There is a relay for the blower in the engine compartment fuse box -- the diagram I'm looking at shows that it is the relay nearest the firewall probably described on the fuse box lid. Any time I do a blower motor or have a blown fuse, I will always check the current draw just to be sure. All parts are inside the cab, on the passenger side of the dash. Starter motor relay. The dash air blower quit working (at any speed). Does anybody know where the blower motor relay is located?? Thank You very much. fuse 5A mini. This is an extract from BS-AU7a 1983 Colour Code for Vehicle Wiring, from the British Standards Institution, 2 Park St. The blower obviously can't operate if it isn't receiving any voltage.