dry inside. It does not matter if the area to be sealed is damp, even so I blow out the surround with high pressure air to remove as much water and debris, before applying CTCCC. C ColoradoCruiser Registered headliner. The sunroof may not open or close properly if it is damaged or has been opened and closed a lot. tray will catch major amounts of leaking water and get it into the drain [John Seaton]. My switch had 63 Ohms across these terminals when they should've been around 1-2 Ohms. This is not the case, it just rained and the headliner is wet. If a worm has broken, perhaps, but cleaning in situ should suffice. If this happens, the sunroof may not open and close properly. Sunroof won't open more than 3/4. [Inquiry:] My sunroof motor has died and I do not want to spend $400-500 to replace with a new Volvo motor. Do you know how to get at the roof? There are 8 to 12 screws that hold it in place. Sunroofs are better compared to canvas tops because they are able to be opened and closed with ease. around the tubes which the cables run in is supposed to be filled with It can also be used for ventilation. If motor doesn't stop in same position, adjust it using a screwdriver. They have more nationwide connections. I couldn't get the roof to line up with the control. I have a vague memory of some cables and small springs? Push back the panel was far as it will go without undoing anything. Nice one, added to the list of small jobs I'll be attempting thus long weekend. You can see the adjustment Allen (some may be Torx or Phillips) screws in the four corners. Alternately you can bite the bullet and buy the $300 motor new from your friendly local dealer. You will see a large slotted screw, possibly with a ball bearing in the middle of it. 2017 XC90 RDesign Osmium Grey Polestar factory order with all available option except the towing trailer hitch. [Rick Tilghman] Let me just say that you want to use 1/8" headliner EVERYWHERE, not just on the sunroof. Last reported odo: 000 mi. Over time the hoop can become loose and move slightly inwards each time the door is shut. I will discuss adjustment and control mechanism replacement. If you break anything, you'll need to get a used part. Just leave the roof in parked position. If sunroof is in closed position push sunroof button to rotate the motor CCW to the closed position. Bend the end to form a small hook, Pull the edge of the sunroof liner down at the end sticking up (remember your sunroof should be in the vent position). Sunroof Won't Open After Battery Was Disconnected?? Get in the car and close the doors. Use a screwdriver to depress the bearing and turn the screw to manually operate the roof. The sunroof is directly connected to the alarm module. The sunroofs are usually covered with a transparent glass, which allows people to see through it. The sunroof circuitry runs through it for some reason on P2 Volvos. The Volvo sunroof leak class action lawsuit alleges that the defect ends up causing damage to the interior of affected vehicles. See it wasn't that bad! 3. Turn the screwdriver and push it inward to manually nudge the motor. The motor will then not function properly and will not open or close. Loosen the four screws with M5 8 mm socket and lift the glass. Remove the 5 or 6 screws from the side brackets on each side. [JMars ] If you can get the sunroof to open, you can sometimes work from the top down. The rear pops into place by the action of the racks, those that are most likely damaged, and its position is adjusted by the screws that you remove to take off the panel, as well as by the position of the worms when the motor shuts off - you can observe this as the worm should sit in the bottom of the rack, holding it flush, when the motor stops turning. If it's still not working, try the same procedure with the sunroof fully open -- this should successfully reset. Just be careful the vent panel doesn't slip upwards and get caught. To fully open the sunroof, press the control backwards again. It's my first as a late in life driver, and I don't want to let it go. Steve. These two levers, one on either side of the sunroof running parellel to the car's direction, control the venting action and sitting height of the sunroof. Look for warping, physical damage etc. They can be easily found by looking at the pan for where they protruce. After disassembly of the arms it turns out that there is a premolded piece of steel (white metal coat hanger in dimensions) that is curved to bendup into the arm and provide resistance. But the crank no longer clicks to a stop from the crank mechanism pin popping into the hole in the handle. Strange part is that it won't move nor do a sound when trying to close it. Volvo XC90 Forum is the premier Volvo XC90 community. The dealership wouldn?t do anything because it wasn?t malfunctioning when it was there even with videos to show the proof of the problem. We offer one of the largest collection of Volvo XC90 related news, gallery and technical articles. Dry seals, or, which have collapsed over time, will not hold the glass properly in place . There are 3 different sources available. Everything else on the car is working fine. See the Sunroof Sag section for details. It should sit down slightly from the roof but there should be no gaps. A Haynes or Bentley manual will help you through. I hand rolled the butyl until it was about the diameter of spaghetti & used the plastic card to stuff it between the external seal & the glass. There is a large screw with a button in the middle on the motor assembly. You may want to tack the ends down with a little glue (like RTV or silicone sealant) if it won't stay seated. [Editor] To clear blockages in the tubes, use a long cable with a non-snagging end or a narrower vinyl tube so you can rotate it within the drain tube as it is pushed down from the sunroof. Reinstall the gear to the roof. Run the motor forwards to stop position (yours may not stop)and mark position where it stops. The flaw: In 700 sunroofs there is a metal bracket on each side with two grooves in it. tray at catching water and getting it into the drain hoses. Repair: The fix for this is nasty and tedious, but it is doable and inexpensive if you have access to a junkyard. No high fees. Result: So far the sunroof has operated 100% reliably. There are some plastic glides that slip over the end of the panel where it moves in the side guides. When the motor was loose, it moved one cable without moving the other, and the cables are no longer indexed to each other. The surround has a slight bulge in the middle of the front edge, also it is possible to pull the front of the surround and other parts of it away from the glass; an obvious route for water to seep through. The sunroof now works. Now, run motor CW (as seen from below) until it stops, push on momentary switch again. Get as much wire as possible. Chat With a Mechanic For Personalized Help. Remove the sunroof motor (at the front of the sunroof pan). by brandonbeach14 13 May 2011, 13:11, Post If nothing moves as you move the crank towards 'vent', push up gently through that small rectangular opening inside the headliner on the rear of the panel to help it along, by just pushing it free of the roof. The secret to lack of motion is most likely binding in the up and down motion of the panel. Retiming motor (electrically installed in car): Sunroof Won't Stop at Close: Motor Defective. A dead motor means that the sunroof is not able to open or close. If the car is switched off, turn the start knob to START and release the knob. Sunroof: Replace Crank with Motor. Key features of this 2017 Volvo XC90Momentum in Beaverton, OR GPS Navigation Blind Spot Monitor Rear View Camera Bluetooth Heated Seats Leather Seats Third Row Seats Sunroof Condition USED Mileage 93,152 MPG 20 City / 25 Hwy Body Style SUV Exterior Color Brown Interior Color Yellow Transmission Automatic Drive Train AWD Fuel Type Gasoline Will it open? then push back the headliner panel into the roof.then something about some chingas with a torx screw. The first and most important step is to determine the extent of your sunroof problem. [Tip from Lawrence] With the sunroof in the vent position, release the springs so the sunroof will lay flat (you will need to use needle nose pliers to reach underneath to release the spring, the spring holds the sunroof headliner to the sunroof). 5350 N Keystone Ave, Indianapolis, IN 46220. There are 2 clips that are best removed/gripped with needle-nose pliers, unclip them and these will release the head-liner cover from the moving panel. In both cases, this noise is often also relating to a seal trouble. If sunroof is in vent position motor can be reinstalled. Run motor forward (1-2 secs). From them it cost 4 plus 2 P&P including vat., others were charging up to 12 + P&P. It is held in place by three snap clips and is easy to remove. If the motor works normally it is likely your sunroof is binding and you should drop the headliner and dive headfirst into that problem, If motor still just clicks test the motor itself by putting 12V across the actual motor terminals (not the connector) and see if the motor runs smoothly. [Tips on Motor Electrical Overhaul from Pete Gotseff]. This could be due to an electrical short or it could be due to a malfunctioning fuse. A shove will release. For electric sunroofs remove the cover and tighten the motor mounting screws. Can't guess why except they're about the right age to fail, and they're among the earliest cars to have this unit. Close the panoramic roof from fully open position. They all work loose over time and will cause the drive teeth and/or the drive cables to bind, wear out or get the lid misaligned and then the roof will not close. Tools: a magnetic T-25 screwdriver (so you don't lose the screws); a magnetic parts tray (ditto); and either a flashlight or, better, a head-mounted Petzl-style lamp so you can see. Seems to be happening to a lot of '88's lately. Once you push the sunroof headliner out of the way, you can reach everything else. Once this is completed you may notice your flap riding high and failing toclose properly generally a side effect of pushing the flap up to get it unhooked and playing with it over time. Sand contacts lightly with sandpaper. 6. Or do it w/o disconnecting the battery? These are the procedures I used to fix my sunroof. DO NOT FORCE ANYTHING. Right where the headliner panel slides over the tray there wicking under the front cover for the sunroof mechanism. If this happens, there may be wires that are broken or disconnected from their terminals in the cars wiring system. 7. For example, a sunroof can be broken if the plastic parts are damaged or scratched. Remove the screws from the sides of the pan. Luckily, there's a very simple way to do this, and it has a very high succeSSRate. It's just under three feet long, about a half inch wide, grooved eighth inch high. by brandonbeach14 13 May 2011, 11:55, Post I'd imagine that the water goes past that seal and into that black gutter type thing on the aft side and drains overboard. Just put two blocks under the outside edges of the flap (screw driver handles work well) and gently flex the entire flap down so that its overall shapes doesn't ride quite so high in the middle. There are four copper colored screw, two per side side. Bluetooth technology is built into this Volvo XC90, keeping your hands on the steering wheel and your focus on the road. Key in position II engine not running. I'll try JRL's 1st and then yours if needed and let you know. I don't know where to start ? flat and level, while fully and properly closed . Anyway, my first assumption drawn from incidental "looks" at the piece was that the responsibility for anti-rattle lay with the two horizontally mounted springs under the flap (parallel to flap). 3 4 comments Best Add a Comment One_T_Scot 2 yr. ago What year/model? This requires you to remove the four hoses and clips around the perimiter. See this Used 2020 Volvo XC90 in Huntington, NY. DIsconnect the battery again and then do the above? You can disconnect the rear rubber hoses and use a shop-vac with a hose taped to the nozzle to clear out any stubborn debris. They can be removed without removing anything else by using a small jewelers screwdriver to move the microswitch plungers out of the way of the selenoid actuator. Thanks to Princeton Volvo for saving me alot of time from my busy days!! 1) Try to perform a reset of your sunroof. Tollys Creeping Crack Cure. If it is electric, there may be electrical problems with motor, switches, wires and fuses, which I will not deal with. Finally, wire the black switch wire to an grounding point and the blue/yellow wire to a power supply, preferably the fuse which according to your fuse board is the one for the power sunroof. This piece of metal is inadequate for the job, and over time the piece breaks from the combination of upward force applied via the levering and downward pull via springs and resistance. When I removed the glass panel and stood it on its end water dripped out. [John Sargent] The sunroof on my 745 was leaking a little water into the interior, but Look up at the now-exposed inside of the sunroof outer panel. Mercedes-Benz Forum Calibrate the sunroof control module and install the headlining after making sure the M6 screws are tight. Go back inside the car and push the headliner back in its slot, but not too far in lest it get jammed, as it likes to do; everything is now revealed. Sunroof Panel Gasket Falls Out. I took out the motor, lubed everything and the motor appears to work fine. You should also see a number of Torx screws. Push up one corner at a time until the rear edge of the sunroof glass is .5mm higher than the roof and the front edge .5mm lower, then cinch the corresponding bolt tight. ), but I would worry about getting it on clothing etc. If your electric sunroof will not retract, you can manually close it using a screwdriver. Should be 2 revolutions. Apply oil or grease to the control mechanism slots which should be an annual event. If not, then go through the whole disconnect, key in II, reconnect process. Re-install, adjust, and problem solved. You will see a large slotted screw, possibly with a ball bearing in the middle of it. Vehicle History's team of automotive experts brings you the most accurate and up-to-date used car information. Sunroof: Replace Motor with Crank. by JRL 12 May 2011, 19:40, Post Still a problem? [Tips from George Holmer] To convert your manual sunroof to a electric one and enjoy the luxury of a smooth, button operated opening and closing of the sunroof, simply do as follows: At a breakers yard, find a sunroof motor, a motor cover colour matched to your headlining and a switch matching your dash style. It does this via one major change: In the earlier models there is a metal arm approximately 2" long that reaches to a pin that sits in the aformentioned open ended groove on the rear of the venting arm. If you try this yourself, I suggest parking the car out in the sun for a couple days after, as the sun's heat will help the butyl seep into any holes under the seal. Posted by cpoole736 on Jun 11, 2011 1 Answer Anonymous Contributor 2 Answers Probably the siren module is bad. 2) The sunroof does not open or close properly. I . Now, you have to wire it in. The car was purchased and driven off lot in pristine condition. It may not be possible to operate windows at low temperatures. On mine when you closed the sunroof it would close then open back up six inches as if it hit something. (I do have a wagon, so it is easy). Hold both the driver window and passenger window switches in the. Most likely it is out of alignment and too tight for the minimal leverage applied by the motor to move it, as well as being thoroughly gunked up. If it's still not working, try the same procedure with the sunroof fully open -- this should successfully reset. [Qeury] My sunroof motor loosened up on the right side and now my panel is off kilter. Maybe mine wasn't that far out but this didn't seem to make any difference, other than adjusting just how wide it opens. Now re-connect the ground lead on the battery and test sunroof. On the middle of the three cams there is a white plastic follower that moves a plastic leaf that in turn activates both microswitches. The timing gear has three alignment points on three levels which correspond to vent, closed and full open. Slide it back on its tracks SLOWLY but surely, keeping an eye on it to make sure it the vent is down and that it is properly aligned. JavaScript is disabled. It can be purchased from the manufactures website www.captaintolley.com or from one of the retailers listed on the site. To access the screws on the front will require you to 'spring' the wind deflector open wider than normal. Remove ice and snow before opening the panoramic roof. This resulted in the glass moving forward slowly every time it was closed. As I recall, they are involved with split-rings, diabolically small and determined to shoot far under your workbench. A used seal may be appropriate if a new one is unavailable. Here's the test: Roll down the windows, and lock the car with the remote. If this happens, the sunroof may not open and close properly. Open the roof in the vent position and use a flashlight to take a closer look. Worth the bother? 1 Answer 04 volvo xc90 Moonroof will not open. Adjust the sunroof position so that the front edge, when the panel is closed, is 0-1.5mm below the roof and the rear edge is 0-1mm above the roof edge. The panoramic sunroof is divided into two glasses. My 89 740 has one and it makes driving with sunroof open quiet even at 75 mphwell, not silent but quiet. You might consider using a little Loctite on them to make certain they don't loosen. With the roof out, your experience should allow you to fix whatever I have neglected to mention. tracks and the sliding mechanism. The pull the red and blue wire to the switch which you have fitted in a spare switch socket and attach red to red and blue to blue. The front of the roof pops up into position only by riding up on the collapsed wind deflector. If you're getting proper voltage to the motor verify brown ground wire is well grounded (very important!). Sunroof Overhaul. Now test the motor while electrically connected including the ground. Sunroof Removal. Remove the metal stock wind deflector and it should reveal the motor driven gear where it engages the cables. [Response: Rob Abel] Our sunroof in our '93 940 acts goofy at times. Home VOLVO XC90 2020 VOLVO XC90 Sale Record (2023) BADVIN Report. Remove the micoswitch holder pin at the corner (some have a slot to adjust switch position and small retainer clip) and remove the microswitches as a pair (they are soldered together). One of the things that you can do in order to fix your sunroof is to perform a reset. Some of the serews are machine screwsa and some are sheet metal screws. If the store you go to (a fabric store) doesn't have it have them order a new roll. It comes about halfway forward to close and then if you pull the button, will come another couple inches, . My electric sunroof won't open after I had to disconnect the battery cables in the engine bay to get to the O2 Sensor connection below. The power to the sunroof may also be malfunctioning, which could cause it to not work at all. If no 12V supply is available (I use an old Sun computer power supply) test in the car (see below). Take care not to scratch surfaces or damage strips. If needed, use a bicycle spoke head or a hooked wire to pull them back. If the sunroof does not work, it could be due to a blockage or debris clogging the sunroof. Run motor forwards again (should go to vent position). Make sure motor is electrically connected to sunroof connector and ground. Sunroof seals are no longer available from Volvo, but the [Tip from Warren Bain. No appointments. Adjust the sunroof height by operating the sunroof SLIGHTLY in the rearward position and also in the ventilation position, flipped up in the back. by 1 Turn the ignition switch to position 1. / 268 H.P. The second groove is closed at the top and open at the bottom, providing secondary (but pivotal) support for the venting mechanism. [Editor] The sunroof switch fails frequently, usually showing intermittent symptoms, because of the high current loads through the switch. The panel should "snap" out of its holders in the front and slide back into the roof completely. The Questions and Answers on this page are the statements and opinions of their respective authors and not VehicleHistory.com. Open the roof to the vent position. With not too much trouble you can get the cables indexed to each other. These hold the liner in place. Remove the trim bit that goes along the top of the windshield and also the mirror, the sun visors and the sun visor clips. The interesting thing was what I noticed when I examined NEWER Volvos. Unless 1.7 changed something, you should be swiping for the shade and pressing for the sunroof. There are (2?) The dealer said the 2016 model had issues with water getting in and causing electrical problems. Some 900's have a moonroof, a glass panel instead of stamped steel, like my 965, and I will not address them. I went ahead and changed the fuse just incase and still nothing. Worked slick. However, when I pulled all the parts I noticed that a cout hanger looking piece of metal was sticking out from under one of the retaining arms connected to the sunroof. It may also not work at all if it has been damaged beyond repair. The reason for this is that the headliner must go under various edges around the car (including under that plastic edge at the sunroof opening) and the 1/4" is too thick to fit. I removed the seal around the glass and had a good look. An overhaul is labor intensive and a new motor might be a better choice] [Response: Rob Bareiss] Replace the motor or live with it. (btw I had paid for the extra tire insurance). If there is no resistance when you open and close it, then there is no obstruction in the mechanism and you can simply clean it with an air hose or by using compressed air to blow out any dust. The pan can be removed at this point. 6 hours ago, 0000 mi. Replacing the fabric should be easy from here on out. In my case I could feed the liquid non-stop where the surround bulged, eventually liquid dripped out from the other side of the surround on to the visor that pops up when the roof is open. The only manual that will adequately address this is the Volvo factory body manual (Body Fittings: Exterior/ TP 8202201). To do this, simply open the sunroof manually and let it close again before pressing the same button again. Install a new moonroof seal, if you can get one. My experience with them is the 'tracks' at the rear of the roof that raise and lower the panel, pot metal I think, break and jam everything up. Last reported odo: 000 mi. Align the control mechanisms with the slots for the small plastic covered tabs, slight back and forth motion works here. I will assume it is electric and the motor works (although it may be seized, have faulty microswitches, or need an overhaul - usual motor clean-up with commutator-cleaning and possibly lubrication, although it may have sealed bearings (most likely)). [Response: Dennis Jeong ] Tilt the roof up and pull both of the cover flap spring rod loose (it pulls toward the rear of the car). Problem: occasionally, if the sunroof were opened to either the full back or full tilt position, it would not be possible to move it out of these positions. I don't have a manual yet so I'm not sure how this is supposed to work. I carefully filled the area with plumbers putty, just enough to contact Use some locktite blue on any you have to tighten up. Moonroofs. Initially it would make a grinding noise when the switch was activated to close. [Inquiry] The moonroof on my 95' 940 opened tonight and immediately stuck in the ventilation position. Now just pull the whole assembly out through the top. If you do need to remove the sunroof there is an easy method. Try beetlebob's procedure before disconnecting the battery; no harm in seeing if it works. Install the front screws, then the side screws . You can adjust the settings for the panoramic roof according to preferences and requirements. Do not allow children to play with the controls. You can unhook them with your coat hanger wire. Jim passed away in early 2022, his contributions to this forum are immortal, and he is missed. They can either be manual or automatic, depending on how they work. Remove two small Phillips screws near the rear of the motor housing, 1 10mm nut at the front, and one large Phillips screw that connects the motor ground to the body just in front of the motor (front and rear refer to the ends of the car that have headlights and brakelights respectively). Open up the rear roof part in the vent position and peer inside. (not just popped up). I then applied some grease to the surface of the cam with the hope of minimizing further wear and put everything back together. Or possibly the car has to run through a few drive cycles before everyting comes back online ? You should now have the interior and exterior parts of the sunroof. This could cause some damage to the interior of the car. Most likely you will see that the screw/worm that drives the roof back on either side will be gummed up with old grease/lube, in typical Volvo fashion; I found that liberal doses of WD40 loosened the goo so it was possible to remove a lot of it. Seems to let me choose between two settings about a cm apart. Now that it's HOPEFULLY calibrated correctly, and that there is not a deeper underlying problem, there is information on the internet to make slight adjustments, basically you can access torx head bolts (after GENTLY unclipping the bellows covers) I only had to slightly loosen the two rear bolts (one each side) to adjust the trailing edge of the sunroof glass (up or down) to line up flush with the roof by using a straight edge laid on the roof. The sunroof liner can then be slid back out of the way (don't push it to far back)under the roof and above the headliner. Sunroof Stuck Open: Check Electricals. Alternate solution: Drop the whole pan that holds the sunroof in place. 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