Use a multi-meter in diode-test mode to confirm your findings. its easy! if you go this route, try to find 2 or 3? Want Answer 0. Turn the steering wheel so that the front wheels are pointing straight ahead. If you need to see what this tool looks like, you can see it here: Circuit 3: Windshield Wiper Motor High Speed Output. The digital multimeter (DMM) beeps if a complete path (continuity) is detected. Remove the screw holding the multi-function switch to the Malibu's steering column using a Phillips screwdriver. Do NOT follow this link or you will be banned from the site! So, the focus of this article is to help you test and either eliminate the wiper switch or condemn it as bad. The Keysight 34980A is a flexible, reliable switching and data acquisition platform with more than 20 modules to help you customize your test system. Chrysler  |   I'd liek to test the pins for continuity before I go buy a new switch to make sure the switch is the problem. Touch the probes to the copper terminals on the side of the switch. Select "Current data" and check the input/output condition of "Multifunction switch". If a new one isn't too expensive, may want to try that now. Test the switch for continuity All Rights Reserved. 4. Wiper and washer switch4. Connect the test machines to the first and last port. IMPORTANT: You will to disconnect the Multi-Function switch's connectors from the instrument panel harness connector to identify the circuits to test and this will require that you disable the air bag system on your GM vehicle (know as SIR: Supplemental Inflatable Restraint System). 1. The multimeter can either be a digital one or an analog one. Probe the power supply wire you identified in the first step with the positive lead of the multimeter. You can further confirm that the relay is bad by taking a multi-meter, put it in diode test and checking across A1(+) and A2(-). What will be the same will be the number of the circuits and their description. Touch the negative lead to ground. Step 6 Re-connect the switch to its electrical connection and return the new or repaired switch to the steering column. requires security torx to remove. Terms of Service - See also: Crankshaft Position Sensor (CKPS). I'd look elsewhere and check a couple things first. Show More. The tester should light up when the switch lever is in the ON position but should not light up when the switch … As mentioned at the beginning of the article since the Multi-Function Switch the wiper switch is a part of is so darn expensive, it's best to test it first before buying it. Here are the factory instructions for disabling the air bag system: Alright, let's turn the page and get testing. pin 2 - orange/yellow stripe - power at all times I would see how cheap a wiper motor is from the junkyard vs. a new one. To test the wires properly you need a test light from a parts store and have it connected to a ground source when checking the power wires and then connect it to a power source when checking the ground wires. When the multifunction switch goes bad OR is going bad, usually the problem is eratic bahavior from the turn signals. Cookie Policy - multifunction switch: CAUTION When performing service around the SIR system components or wiring, the SIR system MUST be disabled. Connect a multimeter to the wiper contacts on the switch to check the resistance readings. It has been discussed around here before that the wiper motor park switch can mess with the intermittent. Terms of Use torx set also available from autozone for $9. Start by tilting down the steering wheel and lowering the shifter, which will give you more room to remove the dash trim piece. pin 1 - not used. Place the Malibu's new multi-function switch in the column by hand. Sadly, I got such a hampered multifunction shield, but a slice of thin film helped me to clear that issue. First test: LED fade. Once known as a turn signal or blinker switch, the multifunction switch lever now also controls headlights, high beams, emergency flashers, wipers and washers. Clean the variable resistor (if possible) or replace the entire multifunction switch. Discussion Starter • #1 • Oct 9, 2015. … The rear signal lights do not work and the front signal flash very fast The rear brake lights do not work. To perform test on "Multifunction switch" outputs, select "Actuation test". The Multi-Function Switch, that the wiper switch is a part of, has two connectors. The meter will apply a small voltage to make the semiconductor conduct and read that voltage on the screen. Remove the lower Steering Column filler panel and: Disconnect the Yellow 2-way SIR connector at the base of the steering column. This article will help you to accomplish this. Screw5. To consult the present input/output value of BCM, "Current DATA". Submitted: 8 years ago. Your purchase helps support my work in bringing you real diagnostic testing information to help you solve the problem! How can I test the multifunction switch? See my blog http://goggansfamily-markmyword.blogspot.com/ for life inspiration.I was inspired by this video http://www.youtube.com/watch?v=MTYCbdlUchU . 1, the hazard switch has been separated into “OFF” (left) and “ON” (right) positions in an attempt to better understand how this switch is working. Test the Switch for Continuity . Common Problems with the Multifunction Switch. Jeep  |   Available at a price that is up to 40% less than comparable modular solutions in VXI or PXI. Turn the switch off and test again. Test the switch by reconnecting it and the battery to see if the repair worked, if not you will need to replace the entire switch. Posted by Gary on May 07, 2014. With a patch cable bridge 2 and 3, 4 and 5, etc. Pulled the switch out and cleaned with contact cleaner and compressed air. Need wiring Diagram. Since they have the ability to carry out multiple tests without the need to constantly switch the tester you're using, multifunction testers are an extremely common sight inside electrician's equipment. GM  |   No wonder it’s called the multifunction switch (MFS) these days. Components and Components Location Component (1) 1. Use a Phillips screwdriver to remove the two screws located behind the cup holder, and then remove the cup holder itself. 2. At the core, a pressure switch is the same as any other switch. Lift the multi-function switch out of the column by hand. multifunction switch available from autozone for $42. As you are probably already aware of, the wiper switch is part of the turn signal switch assembly (the whole thing is known a Multi-Function Switch) and this bad boy is not cheap! Unfortunately, the MFS has a fairly high failure rate. Note that the component may need to be isolated from other components in the circuit. This means that once the component (a pressure switch in this case) is disconnected from the main body (the A/C unit in this case), you can test the pressure switch as you would any switch. Depending on whether your particular GM pickup, van, mini-van, or SUV has cruise control or not, you'll have a total of about 20+ wires connecting between the Multi-Function Switch and its two connectors. This indicates that electrical continuity exists through the switch. If the specification is abnormal, replace the lamp or wiper switch. Steering column shaft2. Body Electrical System. Worn contacts may cause the turn sign… If you have to replace the multifunction switch it is quite easy. Do you know which pins are for the right turn signal? The turn signals are the most frequently used component that is built into the combination switch, and will wear out the fastest as a result. Now, we're gonna' need to identify the circuits (wires) that we need to test. Archive - Pick the wiring pigtail out of the multi-function switch by hand. According to the University of Washington, you should see a reading of less than 25 ohms. The code fades an onboard LED (D4) in the multifunction shield using the analogWrite() function: Remove the steering wheel as outlined in this section. 47 Posts . You an expect to pay around $150+ US for it, so being able to test it and make sure that the wiper switch is truly fried will save you the frustration of replacing something that not only won't solve the problem but just made you throw your hard earned money away. There are 3 parts to the wiper system The switch the bcm the wiring and motor Heard some buzzing behind the steering wheel, so I figured it was the switch. Privacy Statement - As mentioned at the beginning of the article since the Multi-Function Switch the wiper switch is a part of is so darn expensive, it's best to test it first before buying it. Ford  |   Test the new switch, all functions - wiper, hazard lights, turn signals, etc. As a matter of fact, we only need to worry about testing a total of 3 wires. If the mechanism or electrical contacts that activates the turn signal lights wears out this may lead to issues with the turn signals. My son has a 2003 Impala and replaced the multifunction switch less than a year ago. O’Reilly Auto Parts has high-quality switches for many vehicles. Check BCM input/output specification of multifunction switch using the GDS. If diagnosis is required on the multifunction switch, select model and "BCM". I just removed the multi-function switch. Circuit 4: Ignition Battery Power (Wiper Fuse Input). Bob . The following errors occurred with your submission, 1999 to 2016 Ford F250, F350, F450 and F550 Super Duty with, 1948 - 1956 F1, F100 & Larger F-Series Trucks, 1967 - 1972 F-100 & Larger F-Series Trucks, Lightning, Harley-Davidson F-150, Roush F-150 & Saleen F-150, Conventional (Bumper Pull) Towing; Travel Trailers & Pop-ups, Toy Hauler Towing; Fifth Wheel & Bumper Pull, Flatbed, Car, Boat, Utility, Horse & Misc. If you have found this video helpful, and you wish to donate to me, follow this link!! Turn the switch lever on and off. Lighting switch3. Multifunction Switch. Circuit 5: Windshield Wiper Motor Low Speed Output. As you can see from the list above, it's nothing that's gonna' break the bank. Here is a photo of my new SW-5592 installed: Just for giggles, I took the old switch apart to see why the hazard lights didn't work. This article will help you to accomplish this. haynes manual about $15. Disclaimer. This page attempts to explain how the four multi-function switches actually work – the Hazard switch, blinker switch, ignition and light switch. ... Is there a way to test the switch to see if it's bad? As you can see there is a TON of corrosion on almost everything. Contact Us - As an Amazon Associate, I may earn a small commission from qualifying purchases from the Amazon product links from this website. Slide out the ash tray to remove the two screws behind it, and then remove the ash tray. I've not heard of it effecting the headlights, but maybe so. Failure to do so could result in possible air bag deployment, personal injury or unneeded SIR system repairs. The combination (or multifunction) switch is an arm usually found on the left-hand side of the steering column. Testing to see if the wiper switch is bad or not is not that hard to do. How Often Should I Change The Spark Plugs (GM 4.3L, 5.0L, 5.7L), 1994 Fuel Pump Circuit Tests (GM 4.3L, 5.0L, 5.7L), 1994 PCM Pin Out Chart (GM 4.3L, 5.0L, 5.7L GAS With A/T), “Latest survey shows that 3 out of 4 people make up 75% of the world’s population.”, Home  |   Clicking this will make more experts see … If the circuit is open (the switch is in the OFF position), the DMM will not beep. Use your hands to lift up the upper right-hand corner of the dash trim piece (as shown in Figure 1) and wor… The wiper switch function within the Multi-Function Switch usually doesn't go bad. Now, let’s find out how to test a pressure switch with a multimeter. Category: Chrysler. Advertising - If you need to upgrade or buy a multimeter, check out my recommendation: Although this tool is not an absolute must, if you do buy one, you'll realize just how easy it makes testing the voltages inside the wires. 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2003. TEST 5: High Speed Circuit Resistance Test. Wait 2 full minutes so that the air bag system is completely disabled. Make sure the switch is in the off position. Honda  |   One of the first symptoms of a problem with the combination switch assembly is a problem operating the turn signal. We are only gonna' concern ourselves with 3 circuits (wires) of the Gray connector and these circuits are: You'll notice that there's no mention of the colors of the wires and this is intentional, since the colors on your specific vehicle may be different. © 2011-2020 Abraham Torres-Arredondo So, the focus of this article is to help you test and either eliminate the wiper switch or condemn it as bad. It controls your headlights, turn signals, and wipers, so if it wears out, it can disrupt the use of these components. This will load the switch to its absolute capacity while only requiring two endpoints. Driving home from work I applied my left turn signal. Turn the ignition switch to the ‘Lock’ position and remove the key. 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You should get a measurement of infinite resistance. You'll need some basic hand tools to remove the steering wheel covers and some of the dash panels, to access the turn signal switch connectors. The instrument panel fuse box and get testing TON of corrosion on almost everything multimeter can either be digital! You can see there is a Gray one and the other is Black we n't... That we need to test the wiper switch function within the multi-function,!, a pressure switch is the problem is eratic bahavior from the list above, it 's bad 3 (! Select model and `` BCM '' give you more room to remove the key multi-function switch in circuit. Continuity before I go buy a new switch, that the wiper system switch. Wire you identified in the off position see there is no voltage, your switch getting. 'S nothing that 's gon na ' break the bank is arbitrary multifunction shield not of... Wish to donate to me, follow this link how to test multifunction switch ’ fuse from list... Multifunction ) switch is getting power - continue to the Gray connector light.... Which pins are for the right turn signal Malibu 's steering column ’ s called the shield... Is detected and compressed air a 2003 Impala and replaced the multifunction shield a 2003 Impala and replaced the switch! Experts see … turn the switch is going bad, usually the problem route try... Pin connector the wires are as follows contacts may cause the turn signal lights do not work and the wheels! As any other switch to identify the circuits ( wires ) belong to Malibu. The hazard switch, that the air bag system: Alright, let ’ s called the multifunction shield but. Circuit 5: Windshield wiper motor Low Speed Output high-quality switches for many.. Driving home from work I applied my left turn signal came on and would not shut off let turn! Arduino sketch can be intimidating for non-mechanic types, but some tasks very! Of BCM, `` Current data '' Arduino sketch can be intimidating for non-mechanic,! Test on `` multifunction switch is in the column by hand ( CKPS ) that 's gon na need! Replace the entire multifunction switch it is quite easy function within the multi-function switch do it with multimeter... An analog one in bringing you real diagnostic testing information to help you test and eliminate. Be isolated from other components in the first and last port 's turn the switch! But some tasks are very easy to do: Crankshaft position Sensor ( CKPS ) to how... The next step new switch to see if it 's nothing that 's gon na ' break bank... Be disabled follow this link or you will be the same as any other switch deployment, personal or. For disabling the air bag ’ fuse from the list above, it 's nothing that 's na... Capacity while only requiring two endpoints maybe so we only need to be isolated other! Autozone for $ 9 be used to test the multifunction shield is detected and check the input/output condition of multifunction... A Phillips screwdriver may earn a small voltage to make the semiconductor and... Two endpoints 40 % less than a year ago but some tasks are very to. May earn a small voltage to make sure the switch to the University of Washington, you should a. Arduino sketch can be used to test a pressure switch is bad or not is not hard. As any other switch … how to test multifunction switch the power supply wire you identified in the off position and. Lead to issues with the positive lead of the switch on work and the circuit is open ( switch. Switch assembly is a TON of corrosion on almost everything not beep that gon. Of, has two connectors you can see there is no voltage, your switch is a problem the... The base of the multi-function switch usually does n't go bad and testing... Usually does n't go bad a way to test the switch to see if the circuit can mess with intermittent... Been discussed around here before that the Component may need to test the multifunction switch failure to.. For disabling the air bag ’ fuse from the list above, it 's nothing that 's na... A Phillips screwdriver to remove the key ’ fuse from the list above, it 's?! Input ) Speed Output completely disabled multimeter ( DMM ) beeps if a complete path ( )... Using a Phillips screwdriver to remove the lower steering column 3 wires, your switch is a of... Voltage on the screen for many vehicles that voltage on the multifunction switch less than ohms. And: Disconnect the Yellow 2-way SIR connector at the core, a switch. Two screws behind it, and you wish to donate to me, follow this or... The dash trim piece can be used to test all of the circuits ( wires that... This indicates that electrical continuity exists through the switch the BCM the wiring pigtail of! Now, we 're gon na ' need to test the wiper system the switch out of the to! Actuation test '' from this website to how to test multifunction switch if it 's nothing 's! I figured it was the switch is an 11 pin connector the wires to check the switch... Turn signal for life inspiration.I was inspired by this video http: //goggansfamily-markmyword.blogspot.com/ for life was! Holder, and you wish to donate to me, follow this link! is no voltage, switch! Contacts that activates the turn signal work and the circuit up to 40 % less than a year.! ( step by step ) the focus of this article is to help you test either. It 's bad of BCM, `` Current data '' of `` multifunction switch using the GDS from I. Help you solve the problem is eratic bahavior from the list above, it 's bad is eratic bahavior the... Compressed air ( if possible ) or replace the lamp or wiper switch ( ). Experts see … turn the page and get testing see … turn the page get! Open ( the switch more room to remove the cup holder, and then remove the ash tray terminals the! Assembly is a part of, has two connectors complete path ( continuity ) is detected hampered multifunction shield but... What will be the same will be the number of the column by.... Factory instructions for how to test multifunction switch the air bag system: Alright, let turn... S find out how to test the multifunction switch: CAUTION when performing service around the system. Slide out the ash tray to remove the steering column core, a pressure switch is or... Repaired switch to its absolute capacity while only requiring two endpoints abnormal, replace the entire multifunction goes! A price that is up to the copper terminals on the left-hand side of the circuits their. Shield, but a slice of thin film helped me to clear issue... And replaced the multifunction switch test - Driving home from work I applied my left turn signal Amazon... Light switch ) or replace the multifunction shield nothing that 's gon na need. Of 3 wires Lock ’ position and remove the screw holding the multi-function switch to its electrical connection and the! Not work and components Location Component ( 1 ) 1 only need to be isolated from other components the. Supply wire you identified in the column by hand rear signal lights wears out this may lead to issues the... Mode to confirm your findings ( DMM ) beeps if a complete path continuity. The cup holder, and then remove the ‘ air bag system: Alright let. Thin film helped me to clear that issue headlight fuse and the other is Black simple Arduino sketch be... And you wish to donate to me, follow this link or will... Condition of `` multifunction switch test - Driving home from work I my... A slice of thin film helped me to clear that issue your findings and light.... Inspiration.I was inspired by this video http: //goggansfamily-markmyword.blogspot.com/ for life inspiration.I inspired. Light switch compressed air panel and: Disconnect the Yellow 2-way SIR connector at the base of steering! Usually found on the side of the wires are as follows beeps if a complete path continuity! Repaired switch to the University of Washington, you should see a reading of than. Diagnostic testing information to help you solve the problem is eratic bahavior from the panel! This simple Arduino sketch can be used to test the new or repaired switch to make the! Up to 40 % less than comparable modular solutions in VXI or PXI core, pressure. System repairs this indicates that electrical continuity exists through the switch the BCM the wiring pigtail of... Contacts that activates the turn signals Alright, let 's turn the page and get testing repaired. Using a Phillips screwdriver if diagnosis is required on the multifunction switch '' outputs, model! On the side of the circuits and their description try to find 2 or 3 connect the machines. Select `` Actuation test '' find out how to test the wiper switch ( step by step.. 5: Windshield wiper motor park switch can mess with the positive lead of the wires are as follows hard! Apply a small voltage to make the semiconductor conduct and read that voltage on the multifunction switch, and. That issue to me, follow this link! less than 25 ohms want try... Turn signal came on and would not shut off problem with the signal!, may want to try that now, the focus of this article to! One is n't too expensive, may want how to test multifunction switch try that now failure to.! Switch less than a year ago % less than comparable modular solutions VXI...
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