Rear blower works fine. The older your car is, the easier this job will be. You can also set a... Hello. F38 (10A/15A) Fog lamps relay. However, other factors can cause the blower motor resistor to fail prematurely. 3. Fuse box in passenger compartment Chevrolet Impala. Step 3: Replace the relay. F37 (50A) Engine coolant blower motor. These relays power the blower fan as well as some other accessories. Step 1: Disconnect the battery. :mad: Saturn SL2 - Blower Motor Switch - Marietta, Georgia. Be sure that the fuse installed is the correct value. A manual system will usually just have a few simple switches and buttons that are often easy to diagnose and replace. Posted by Anonymous on Dec 04, 2013. If you have a variable speed blower motor, replace the blower motor speed control module. I will use his services again. Step 2: Remove the knob. Hyundai Veloster - Blower Motor Switch - Phoenix, Arizona. The relay is the RUN relay is located on the junction block/body control module underneath the center of the dash: Fuse is #48 in underhood fuse box: The most common reason for the blower to work only on high, then to quit altogether is a faulty blower motor resistor. Materials Needed. At this point you should have the switch in a position to easily disconnect it. The fuse block access door is located on the driver’s side edge of the instrument panel. If the fuse blows right away, your car may have a bad blower motor or some other problem in the system. Signs of a Bad or Failing AC Compressor Relay. While there are differences from car to car, there are a few common elements to the job. Step 1: Determine what kind of system your car has. Heated Seat Relay, Central Timer Module: 2: 10: Blower Motor Relay, A/C Heater Temperature Select, Blend Door Actuator, Driver Heated Seat Switch, Passenger Heated Seat Switch, Heated Mirror Switch: 3: 10: Controller Antilock Brake (ABS) 4: 10: Radio Choke Relay: 5: 5 F75 – F76 (20A) Trailer socket. Air Conditioning problem 2002 Ford Ranger 4 cyl Two Wheel Drive Automatic where is the blower motor relay location on a ford ranger 2002. If it says blower relay, you’re golden; if it says AC relay, you might have what you want. ©, 2017 Rick Muscoplat Switches located in the center console can often be reached by removing individual panels on the side of the console. Put everything back together the way it came and re-program the code into the radio if needed. Sometimes it will only come on for less than a minute, sometime it will kill the battery. ! Step 1: Locate the relay. Cardboard panels held on by plastic pins or screws cover the bottom of the dashboard and are easily removed. a 69 AMX/Javelin only has the resistor "cage". If your car is equipped with an automatic air conditioning system (optional equipment), you can set the temperature that you want for the interior of the cabin and let the computer handle all the details. Most are actively controlled, such as the power windows and power door locks, by means of pressing a button. The blower motor in my 97 STS is not working checked fuse in trunk and under hood all good. 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. Engine detonation and power loss can be caused by a few different things. Some cars were available with either manual or automatic climate control. Blower motor relays tend to wear out over time from the stress of constantly … Step 3: Check the fuse panel(s). The blower motor relay is the electrical switch that is used to supply the power for the vehicle’s blower motor. I have same issue, fuses are fine, fan does not work at all, have pulled blower and applied power- it works. Here is a guide to help you test the relay and a diagram (below) of where it is located. HUMMER H2 (2002 – 2003) – fuse box diagram. In that case, a motor replacement is in order. Check the workshop or owner’s manual for the location of the fuse and relay panel(s). If it does then replace blower. I believe it's in a relay box under the passenger side dash; just haven't been able to find it. A description of cover, otherwise the cavity number of each fuse is stamped on the inside cover that corresponds to the following chart. Location of 06 chevy cobalt blower motor relay. Fuel pump (FP) relay. The blower motor relay is located in the under hood power distribution center and is simply labeled "Blower." Worn blower motor causes repeat blower motor resistor failure. It's a 2.5 Our certified mobile mechanics perform over 600 services, including diagnostics, brakes, oil changes, scheduled mileage maintenances, and will come to you with all necessary parts and tools. Some of these relays are pretty inexpensive, so trying one out is not a risky proposition. Thanks to some bad translation issues, some of the Audi manuals call this part the “comfort” relay. 5. 4. it sits next to two (2) other relays, and all of them are hidden from view. Tap on blower to see if it starts. Peter is an excellent mechanic. Depending on what model Kia you have the blower relay is in the instrument panel main fuse relay box. Save Share. Thinking blower motor is fine and either resistor or relay is bad. The only way to force the blower motor fan to stop is to either take the A/C fuse out and then put it back on (which makes the A/C work again) or turn the knob for the fan to the off position. F72 – F73 – F74 (15A) Trailer socket. as a blower motor ages and wears, it can draw more current—more current than the blower motor resistor was designed to handle. It’s best to have it in your hand when you call the parts department. The blower motor relay is located by the blower motor on the passenger's side. F36 (50A) Secondary air injection (AIR) pump relay. But earlier cars still have many parts in the heating and air conditioning systems that the owner can troubleshoot and repair. Same location on my 04. 1 Reply. Blower Motor relays are only on later cars then yours. If you drive a car made in the 1980’s or early 1990s, there may be something you can do. Received a blower motor relay but cant find location of it to try new one. Most of the time, the switch is accessed from the back of the dash panel and can only be reached by removing a few pieces of trim. F40 (5A) Transmission selector lamp, steering position sensor- DSC. Remove the nut that holds the switch to the dashboard with the appropriate sized deep well socket. It did not take long to fix my truck. Just can't locate blower motor relay. If the blower works when you change the fuse, you may not be out of the woods yet. 10A. David was nice and curteous. In some cases, the relay may be wired to only the high-speed circuit. The fan used to blow on high speed and now it doesn't work at all. Put on your safety glasses and disconnect the battery at the negative cable. About $20 at the dealer and now have a 4-speed fan . Later cars often have fully integrated climate control systems that require specific computer equipment for accurate diagnosis. This may be true of the fully automatic systems as well. From the description you have provided, I assume you have bypassed the ignition switch to determine that the battery and starter are good. 7. If so, and if you are turning the key and only hearing a click, I... Get a fair & transparent quote instantly before booking. It may still draw enough current to blow the fuse after it runs for a while. If the motor stops, replace the relay. Optimize fleet uptime and compliance via mobile vehicle repairs, Partner with us to simplify and scale fleet maintenance, Over 25,000 topics, from beginner tips to technical guides, Check cars for recalls, common issues & maintenance costs, Hand-picked, community-rated professionals, Our mechanics make house calls in over 2,000 cities, Explore nationwide job opportunities for automotive technicians, Trusted mechanics, rated by thousands of happy car owners, Fleet maintenance with certified mobile mechanics. If the fan works in the slower speeds, but not the high speed, there may be a problem with the fan relay. Blower motor relay: J: Horn* Accessory delay relay: K: Fuel pump or IDM* Start relay: Instrument panel relay module. Most of the time the knob just pulls off, but sometimes it’s a little more tricky. The plastic connectors are brittle and break easily. Fuse/Relay Location – Fuse Amp Rating – Description 1 7.5A Power Mirror Switch, Power Antenna 2 7.5A Blower Motor Relay, Air Bag Diagnostic Monitor 3 7.5A Left Stop/Turn Trailer Tow Connector 4 10A Left Headlamp 5 10A Data Link Connector (DLC) 6 7.5A Rear Blower Motor (Without EATC) 7 7.5A Right Stop/Turn Trailer Tow Connector The Impreza's blower motor relay is connected via connector B50 and is located up inside the dash on the driver's side. As long as there are no bare wires exposed, reconnect the battery cable and try running the heater fan to see if there is other diagnostic work to be done. Blower motor relay location 1990 chevy caprice. If it says cooling fan relay, it’s talking about the relay that controls the radiator fans. Replace the blower motor relay, it is defective and sticking internally, causing the heater motor to keep running. fuse box location. If the system is live, a metal tool in the wrong place can cause arcing and possible damage to your car’s electrical system. The Blower Motor Does Not Work/blow Air. Year of production: 2002, 2003. The Blower Speed Is Not Working, I Replaced The Heater Control Unit In The Dash And It Still Doesn't Work. Instrument Panel Fuse Block. I Turn Off The Engine And Take The Key Out But The Blower Keeps Going. 6. https://www.2carpros.com/articles/how-to-check-an-electrical-relay-and-wiring-control-circuit. The manual may refer to a blower relay, an AC relay, or a cooling fan relay. I expect it is a relay, but I cannot find where these are located. For example. These panels are usually quite expensive so careful diagnosis and specific computer software are required to be sure you don’t throw away a lot of money replacing one unnecessarily. It... Hi there. WS WASH PCB Relay – WSW Fuse . Depending on what you drive, this job could be a breeze or a nightmare. excellent service from peter. The totally integrated power module (TIPM) is located in the engine compartment near the battery. The blower motor is powered by a fuse-like device called a relay. Here is a guide to help you test the relay and a diagram (below) of where it is located. Made with ♥ in Silicon Valley. to access the blower motor relay remove the glove box. While replacement is easy, the exact location of your blower motor fuse may vary from vehicle … Every Every feature in your car is controlled by a switch or button. The blower motor is the component responsible for … In a blower motor, the relay supplies the power that allows the fans to circulate warmed air. Owner’s manual or workshop manual; 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. My blower stop working and he was able to fix the problem. The blower motor in my 2010 rogue is on full blast all the time. Step 4: Access the switch. ADMIN. https://www.2carpros.com/articles/how-to-check-an-electrical-relay-and-wiring-control-circuit. If the relay is blown out, you will need to install a new one is soon as you can. Some relays may not activate until the car is running and have a built in delay so you may need to start the engine and wait a few seconds to see if your repair was successful. Step 1: Replace the switch. (50A) Convertible top motor relay. BCM Fuse. 2000 Jeep Grand Cherokee Limited - heater/ac blower motor comes back on after you turn off the ignition. With the key off, pull the relay out of its socket. Please let us know what happens. Hello, I have a 2005 Subaru Legacy G.T my blower motor is not working and I purchased the relay… As well as giving me future recommendations about my car. Step 2: Put the system to the test. Part 4 of 4: Replacing the heater blower relay. If the fan does not work at all, start in the fuse panel. Replacing the fan switch begins by removing the knob. Auxiliary heater relay: 2: Starter motor relay: 3-4: Heater blower relay: 5: Alarm system horn relay / headlamp washer pump relay: 6: Fuel pump (FP) relay: 7: Engine coolant heater relay 1: 8: Engine coolant pump relay - some models Fuel pump (FP) relay - some models Auxiliary heater fuel pump relay - some models: 9: Engine coolant heater relay 2 Our certified mobile mechanics make house calls in over 2,000 U.S. cities. Once you have decided which relay you’re after, you can use the manual to find its location on the car. You should be able to push the switch toward the inside of the dashboard and get it out where you can handle it. Tailgate release relay-lower. Your workshop or owner’s manual will be helpful here. Ford Explorer Sport Trac - Blower Motor Switch - Austin, Texas. 2. Step 4: Replace the fuse. Relays are used to carry electrical loads that are too large for conventional switches. Video on YouTube available. Look carefully for plastic plugs covering screws that hold the trim panels on. Possibly may have to remove the blower motor to find it, but didn't want to dive into it only to realize that it's not behind it. Step 3: Remove the fastener. How Long Does a Shift Interlock Solenoid Last? If your heater or air conditioner does not blow air through the vents, this could indicate that the blower motor fuse has probably blown. Air suspension relay. Why Does the Air Coming Through My A/C Vents Smell Bad. we have used him various times and he is honest, professional and very good. It can be a frustrating moment when you turn on your air conditioning, heater, or defroster and no air blows out. What Typically Causes the Heating or AC to Stop Working? You will need to remove the hush panel first, also if you remove the blower motor the resistor will be easier to replace. Fast, free online quotes for your car repair. Alex was on time and professional. Don’t try to install anything except the exact replacement. Step 2: Shop for the relay. Repairs covered by 12-month/12,000-mile warranty. If blower motor works on full speed then it is the resistor which is under the glove box on 2007 rabbit. Fuses are fine. Systems that are actively controlled include: The... Over time your car A/C system can start to smell unpleasant. He listened to me when I explained what was happening with my car; and, explained to me what he believed, based on his experience in working with cars, was wrong with my car before servicing it and afterwards. With the key still in the off position, plug the relay back into the slot. I used him twice and he fixed my van problems. Turn on the key and try the blower. The Fan Only Work On High. If you don’t want to take a crash course in electronics to tackle the diagnosis, or you just don’t want to spend a lot of time lying upside-down under the dashboard groping for the right parts, have one of YourMechanic’s certified technicians replace your blower motor switch for you. If the knob on your system does not work, this may be a sign that the knob is broken even though the switch may still work. YourMechanic’s technicians bring the dealership to you by performing this job at your home or office 7-days a week between 7AM-9PM. You can now connect the replacement switch and test it before putting everything back together. 1,268 Posts #7 • Jul 6, 2011. Once you’ve made enough room, whether it is from below or in front, the wiring harness to the switch should be long enough to pull the switch out while it is still connected. The most popular service booked by readers of this article is Blower Motor Switch Replacement. The repair involves installing factory updates to make the fuse panels equal to the task. Does it work on some of the speeds but not others? Try all positions of the fan switch and take note of what happens. KEN. Keep in mind that engine detonation can quickly become a bigger issue if left unchecked, and in serious cases can even lead to engine damage. If there are holes in the knob, either unscrew an allen-head set screw or press the push pin to release the knob from the shaft. Heated rear window relay. Where is the blower motor relay location on a 2005 Chevy Impala. If that’s the case, the blower will operate at lower speeds, but when switched to high, will not work. legend (2009-2010). The relay has identifying numbers on it that will help your parts professional find the right replacement. If you have a three or four speed blower motor, remove the blower motor relay. This center contains cartridge fuses and mini fuses. Blower Motor Control Module. This replacement relay I have, the blower motor relay, its a 5 bladed square relay (the mg clutch is only 4). I do not have a book on the truck and the fuse box is not marked or is the main fuse box marked When the motor gets old and tired it will draw more current through the wires than a new motor. Many of these relays look very much alike, but are quite different internally and installing the wrong one can damage your car’s electrical system. LEARN MORE. When I was troubleshooting my bad motor, I was able to rule out the relay, because I could hear its coil energizing when I turned on the fan switch, and I confirmed that I then had +12VDC to the motor. Carefully inspect the knob all around using your inspection mirror to look underneath. The blower motor relay is located by the blower motor on the passenger's side. Be careful, sometimes there is more than one. The instrument panel relay module is located behind the radio in the center of the instrument panel. F71 (20A)Cigarette lighter. What is causing it. 24 Posts . Common signs include coolant leaking, hoses cracking, and engine overheating. Does it work intermittently if you jiggle the switch? 68 cars had open resistors mounted below the blower motor with a pin style connector...it was a good change they made in 69! © The blower motor resistor is located under the dash on the passengers side between the blower motor and the fire wall. Accessing the switch from behind can be very tricky. Need The Wireing Sched For The Ac Blower And Resister. Body Control Module (BCM), Ignition Switch, and Theft Deterrent Module (TDM) ... WIPER HIGH PCB Relay – Windshield Wiper Motor. The statements expressed above are only for informational purposes and should be independently verified. In that case, the blower motor resistor will fail repeatedly. Please see our, Ford E-150 Econoline - Blower Motor Switch - Antioch, California. The blower motor pushes the warm or cold air through your vehicle's ventilation system. Cigarette lighter relay. 2017 JK Rubicon Granite Crystal Metallic , Auto, 3.73's, Hard Top, Tow Group, 430N, Deep Tint Windows, 24R Cold Weather Group. AC/heater blower motor relay – rear. If it’s a fully automatic system, there may not be a switch that you can change. Heater blower runs continuous even with the ignition switch off. Be careful, there are usually locking tabs on the connector that have to be squeezed before it will release and pull off. Make note of the condition of the fuse panel. the relay for the blower motor (the motor that blows air through your dash vents) is located under the dashboard (above the area of the glovebox). Where is the front blower motor relay located on the 2011 Traverse? If everything checks out, disconnect the battery again, route the switch back through the hole, and attach it with the nut. YourMechanic All rights reserved. The only way to know for sure is by reading a wiring diagram to see if the relay powers the part you’re trying to fix. I Need To Pull The Fuse In The Power Distribution Center To Make It... Hi, My Heat/air Conditioner Blower Motor Only Works On High. The blower motor relay on your Chevy vehicle is essential for the operation of the blower. Have a front blower motor that is intermittently working and has now stopped. Fully automatic climate control usually has a temperature control dial and some kind of auto setting. If so, there’s a chance your car just needs a new switch. It does not work at any speeds or temp. F39 (5A)Telephone, voice synthesizer. Some common signs of a broken blower motor switch are if the switch only works on certain air settings, which occurs when a contact wears out, or if the switch is stuck or often gets stuck, indicating that the switch is not working properly. Some cars have something called a power relay or an “unloader” relay. If you have to pry on the corner of something to see how it comes off, do that without damaging the panel using a plastic wedge trim panel tool. Many of the European cars from the 80’s and 90’s were built with fuse panels that were not originally durable enough to endure the heat in the blower circuit. Thankfully, it is fairly simple to tell if the relay is malfunctioning and to install a replacement. On some cars you can pull the radio and other accessories straight out of the front of the console and leave a hole large enough to reach inside and pull out the heater switch. I Have Replaced The Blower Motor Relay. Discussion Starter • #1 • May 3, 2016. However, the moment I put the knob back to the 1 or 2 etc, I can still feel the air come out. Most fully automatic systems integrate the blower switch with a control panel that is replaced as a unit. Our service team is available 7 days a week, Monday - Friday from 6 AM to 5 PM PST, Saturday - Sunday 7 AM - 4 PM PST. If your A/C system smells bad check for mildew in the vents or install a new air filter. The blower intermittently may not come on and blower is bad and binds. 2021 If the fuse is blown, replace it and then try the blower. F41 Seat heater relay, rear. on the right side of the instrument panel right next to blower motor. The motor switch on your heater and air conditioning goes bad when the switch gets stuck in certain positions or will not budge at all. Essentially an on/off switch, the blower motor relay’s reactions start and end the heating process in HVAC systems by controlling the flow of current between the power source and the motor.