anti theft system bypass grand marquis

The output from an alarm/remote starter would then shut down the pulse, once it has detected the engine has engaged, and preserve the integrity of the passlock system. Aug 19, 2020 by Either way, the vehicle will not start until you can replace the PATS module. 04, Please refer to CarGurus Terms of Use. These systems are constantly evolving. get an answer when it comes to safety and/or security The car started missing and sturggled to run while I CarGurus has 344 nationwide Grand Marquis listings starting at $2,195. YourMechanic All rights reserved. Step 3: Check that you are using the proper key to start your car. Bypassing the Ford Pats system is not a very complicated process. The key fob alarm button will deactivate the system once youre close enough to the car. Ford has released software to detect failures early. 1998-2001 grand marquis 1999-2001 cougar : . Security system has a problem, the car won't acknowledge the key we A failed PATS control module can cause the vehicle to stall for more than one second. The main advantage of bypassing the Ford PATS is that you can drive your car. A cars anti-theft system may activate if your key fob battery is dead and hasnt disabled the system. checked and it was good everything's good everything's connected it just will not start I need help and from what I've read so far I'm pretty sure but I'm hoping you guys will like back it up with me and make sure I'm right that it might be my anti-theft system because my friend swears its not. If your Ford PATS system is not working, you can bypass it. LEARN MORE. Sometimes this can also work by using the door key to first lock the drivers door then unlock it. 2004, Somebody ive already lost enough money spending not working please help. Save my name, email, and website in this browser for the next time I comment. ive tryed everything read the codes no codes but the check engine light is on? The statements expressed above are only for informational purposes and should be independently verified. YourMechanics technicians bring the dealership to you by performing this job at your home or office 7-days a week between 7AM-9PM. 0000029902 00000 n In the "Year | Make | Model" option box, enter this information for the application the drivetrain came from. 0000025276 00000 n An anti-theft system that prevents your car from running properly is a nuisance, and while you may be thankful for it in the event of a crime, it is now causing you a great deal of inconvenience, which these steps have hopefully helped you resolve. The red light will come on if you try to bypass the system. system?? I found another relay box underhood passenger side under air filter ? Having it disconnected while you do should make all the systems in the car reset. Thats why having a functional PATS in place becomes even more valuable if you own a Ford Mustang. To bypass the PATS system, follow the following steps; Ensure all the doors are closed. Just the knowledge of this article will be enough for you to get the job done. Then turn key to run and jumper small terminal on solenoid to crank the engine over to start it. Dead batteries and damaged immobilizer chips can cause anti-theft devices to stop working properly. The car dies Immediately when I press on the gas pedal. But if you are keen on doing it, heres how you can disable the Ford PATS:if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'autosolutionlab_com-narrow-sky-1','ezslot_19',117,'0','0'])};__ez_fad_position('div-gpt-ad-autosolutionlab_com-narrow-sky-1-0'); Wrap a standard wire around the key and use tape to make sure that it stays there. How do you reset the ECM and reset the anti theft. Insert the new key in the ignition and start the car. Once the wait is over, you get a wide range of options including Program Additional Key. Left foot wore threw 7 wires cut em clean. alfred owens, want to bypass my faulty security alarm, light keeps blinking, already disabled the alarm. The PATS module is a complex piece of hardware that can be very expensive to replace. This gives the system time to reset or you won't be able to start your car. ALEJANDRO was extremely courteous, patient, and knowledgeable. Many 2000 and later Ford vehicles use the E-PATS system, which uses an encrypted transponder in the key. Anti, the chip in the key. Its already been bypassed with a push butten start before i bought it . Changed valve. @finklesteen. If it's no longer blinking, turn the key back to the Off position and allow it to set for a minute or two. You should be able to start the engine. Joseph Sanchez. If you cant do this, you may have to replace the transponder or send the car to a dealership for a full PATS rebuild. If even though a battery swap, several attempts to enter the immobiliser code on your Mercury Grand Marquis still doesnt work, its almost certainly your key thats at issue. Sorry phone is broken pcm relay under hood and the 30 amp under the dash n there is I believe two more high amp fuses under the hood as well to check I believe you can look in the owners manual to be assact. 0000030402 00000 n The transceiver module has a special circuit for transmitting a key code signal. 0000004999 00000 n Nissan Altima - Electric Problems Inspection - Los Angeles, California. Now you know how to bypass Ford PATS system without key in a few easy steps. And your theft system should be reset and off now you can crank it up, That will turn off the theft sensor Will it work for a 99 expedition, May 21, 2022 by Take it to a dealer and have them cut the new keys so that their match matches the main key as much as possible. Bypassing the Ford PATS system isnt difficult once you learn what PATS is and how it works. If the key code doesnt match, the warning light will stay on. a 2000 Grand Marquis. Oct 8, 2020 by got a 2002 ford f150 theif light. First, you must make sure that your keys have been programmed with PATS. So i ended up figuring it out. Save my name, email, and website in this browser for the next time I comment. 1999, Hold the key for 50-60 seconds in this position as well. This SOHC (2V) 4.6 engine has two ignition coils with each coil firing four cylinders. Short of installing all the components and sensors from the donor vehicle to satisfy the anti-theft system, the only way to defeat PATS is by reflashing the ECM to completely remove anti-theft from the ECM. Each RFID code is unique and made for a specific Ford vehicle. Without that said, lets look at how to bypass the pats system on Fords in simple steps: The new keys that you have just got must match the original key. Really explains more then you would get from other places and mechanics I've dealtwith. have, so we had a locksmith reprogram the key, that worked for about 2 How to remove the bumper from a Opel Astra 5 ? 26 Great Deals out of 498 listings starting at, 3 Great Deals out of 214 listings starting at, 4,949 Great Deals out of 125,101 listings starting at, 65 Great Deals out of 918 listings starting at, 576 Great Deals out of 10,487 listings starting at, 863 Great Deals out of 13,898 listings starting at, 1,739 Great Deals out of 31,632 listings starting at, 3,258 Great Deals out of 106,708 listings starting at, 566 Great Deals out of 8,046 listings starting at, 894 Great Deals out of 21,233 listings starting at, 1,930 Great Deals out of 50,399 listings starting at, How to overide the anti theft system on a 1998 grand Marquis. Content will be removed if CarGurus becomes aware that it violates our policies. With the new keys that are cut to match the original key and the transponder from the original key, you can bypass the Ford PATS system easily with the following steps: Now, you have successfully bypassed the Ford PATs and you can continue to do so for as long as you want. Turn your key on and unhook the positive cable,let unhook for 15-20 minutes, and hook back up with the key still on.should start up. Question type: Maintenance & Repair. Changed valve gasket and disconnected positive. This range does not include taxes and fees, and does not factor in your specific model year or unique location. But if you leave the transponder there, anyone with a key can steal your car. It may require a few tries for you to figure out where to place the transponder so that it can be easily read. 0000006792 00000 n How to fold the back seat down in my Opel Crossland ? Here are the topics you cant miss from July 27 to August 3. For the Ford vehicles that were made after 2010, you need to take them to a dealer or locksmith as there are legal issues surrounding them. Looking for a 2008 Mercury Grand Marquis GS located in Phenix City AL? In some cases, the engine will crank alright but the car wont start if there is a failing PATS. Its possible that the anti-theft system in your car wont function correctly at some point. Please refer to CarGurus Terms of Use. Transponder in on the ignition switch was not reading chip in key so I dug the chip out of the key and removed transponder from ignition and taped the chip to the transponder and stuck it up under the dash out of the way. Got a replacement key and my vehicle started right up. The key must be compatible with the vehicle. Turn your key on and let it on unhook your battery for 20 minutes then with the key still on hook your battery back up.should fix your anti theft light. The manufacturer will replace the key and redo the coding if the code is not correct. Fortunately, resetting the anti-theft system on a Ford F-150 is pretty simple. Once you insert your key in the RUN or START position, you trigger the PATS controller to perform the key reset routine. But for the models that were made before 2010, you can program the keys using scanning tools like Forscan or Solus Edge. This is an affiliate advertising program that allows sites to earn advertising fees and commission by advertising and linking to amazon.com. 4.6, However, if you have already replaced the PATS module, it is unlikely that the PATS module is defective. If youre wondering how to disable your Fords Passive Anti-Theft System (PATS), then youve come to the right place. Step 4: Start the engine. In the Additional Details box, include details about what vehicle the drivetrain is being swapped into, if it's a swap application. To view the purposes they believe they have legitimate interest for, or to object to this data processing use the vendor list link below. Itll take ten minutes for security access. Pull the positive cable off the batterie n turn on headlights for 30 minsif that don't work pull the com relay n fuse under drigrside dash. Diploma. 0000006047 00000 n It is only at this instant, that it will enable you to start. 2. To prevent any accidents, you must also make sure that the transponder key is the correct one. Computer, CarGurus has 412 nationwide Grand Marquis listings starting at $1,799 . Then, it will go away and the light will flash when you take out the key from the ignition. How to Solve Common Ford Easy Fill Gas Cap Problems, How to Bypass the PATS System in Your Ford Explorer. However, you can find a free online tutorial on how to disable the PATS system. Call Today! Ford Mustang has a high resell value and they are the most commonly stolen Ford vehicles. It also keeps you safe from being caught red-handed while you are driving your car. If you want to make your PATS module work for you, make sure to buy your car from a dealership. If you have experienced this problem, you should get a new module. After purchase, we'll email you with the required shipment information. I just hit the "unlock" button on my keychain remote and it starts right up. Leave the key in position for about 10 - 15 minutes. The passive anti-theft system (PATS) uses radio frequency identification technology to deter a driveaway theft. And now no crank no start. 1. And because bypassing the Ford pats system is completely free, youll be able to use your car without spending a dime. How to instal trailer hitch electrical Bmw Serie 3 E90 . Another one under the dash in the middle just above the gas pedal ? . This electronic part came out 30 years ago and aims to prevent the theft of your Mercury Grand Marquis. Bypassing the PATS (Passive Anti-Theft System) in your Ford is possible by modifying the transponder chip. Volvo S80 - Electric Problems - Englewood, Colorado. Let us know if you have any questions about the PATS by leaving a comment below. If youre considering this option, here are some tips for you. Insert your key into the ignition and turn it to the position that turns on the electrical system. %%EOF Closely related to the Lincoln Navigator. 8 Answers. I have a jumper pack and when I hook it up everything works fine (radio, lights, etc.) Gregory Staten, Close the doors and lock them then take your key put it in the driver door now lock, lock, unlock. Snowplowing, got sucked in ditch, got tugged 10 times to get it out drove home no problems, shut it off and open led door and alarm started blaring. how to bypass Anti Theft system chevy cavalier, Can A Bad Alternator Cause A Misfire [Why+ How To Fix], Can A Bad Alternator Cause Overheating [Why+ How To Fix], Brand New Alternator Overheating [Why+ How To Fix], Can A Missing Fuel Filler Neck Flap Cause CEL To Turn On [Explained], Brake Lights Dont Work When Headlights Are On [9 Easy Fix]. Flash, @canttilt. This all happens in less than a second. the ignition switch and had to pop the lock from. calidonnatony, Ray finklesteen Made with in Silicon Valley. Anti-theft shuts down the fuel pump so they're idiots. While the PCM powers the injectors and fuel pump, PATS determines whether the key youve inserted is indeed a real one. 00, Theft, The PATS sends a message to the car when the first or original Ford Key is inserted in the vehicle. Follow these steps to reset the PATS on your Ford vehicle: Your PATS module should be reset. Anti-Theft, Its one of the most reliable security systems for cars without any doubt. 97, You can bypass the Ford Anti-Theft System. How to change license plate bulb Volkswagen Transporter 6 ? 0000018835 00000 n Friendly & efficient. How Long Does It Take To Change The Oil In A Car? Christine Adams, Regena Raymond No problem since. If youre using an unauthorized key to start the vehicle, you can bypass the PATS system. 0000002731 00000 n Step 3: Check the anti-theft light again. . You will have to have the ECU reprogrammed to recognize the new key. 0000001843 00000 n 6,190 satisfied customers. Feb 25, 2021 by Use the trunk to first lock the driver door then unlock it. Youll also learn how to disable the PATS system, reset PATS, program a new key, and the common symptoms of a failed PATS module in this article. 2009, Thanks Kanstantsin. Fuse Box Diagram Mercury Grand Marquis (2003-2011) Question type: Maintenance & Repair. When this is required, the harness listing will mention the requirement in the description. When I turn key no dash lights come on, Im sure alarm still has something to do with it. Regardless of the cause, you should not attempt to fix a failed PATS system on your own. Then, you can use the third key to start your vehicle. 2005 Mercury Mariner, anti theft light on. During the reflashing process, we can set up your ECM for aftermarket fuel pumps, electric fans, reduce fan switch on temperatures, and disable certain emission related sensors if your local smog laws permit it for your swap application. This week's top auto news: Self driving Ford, Volkswagen security hack, sleek Mercedes-Maybach concept, Audi green light countdown, and more. If the battery is correctly installed, replace it with a fresh battery and try again. Mine does the same thing. I had the same problem..I tried every one of these other methods with no luck. If you ever lose a key, you can disable the system for as long as you keep the original one in your car. remove or disable this aftermarket equipment if problems with any key programming sequence occur. Short of installing all the components and sensors from the donor vehicle to satisfy the anti-theft system, the only way to defeat PATS is by reflashing the ECM to completely remove anti-theft from the ECM. System [ edit] Anonymous Mar 31, 2014. The anti theft light blinks until i slam my driver door hard until the anti theft light goes off. Bypassing the PATS (Passive Anti-Theft System) in your Ford is possible by modifying the transponder chip. I broke the sensor inside of the key it broke out of the glass casing what do I do to get it started without it can I disconnect the death sensor and reprogram the ECU without the death sensor connected to it,? In. Read on to discover how to disable your PATS system in the easiest way possible. It is reasonably possible, actually that it is in question if your car doesnt want to start anymore or stalls when starting for no reason. If this doesnt work, the theft light will come on, and youll need to try several times until you find the perfect spot. Its purpose is to provide a visual deterrent to thieves and information feedback to the driver. @help1999ford. SECTION 419-01: Anti-Theft 2000 Crown Victoria/Grand Marquis Workshop Manual DESCRIPTION AND OPERATION Procedure revision date: 06/21/1999 . Don Coburn, I have a 02 Ford Taurus not getting fire to the switch on the starter, 02 Ford Taurus not sending a signal to starter switch when I turn the key, Mar 31, 2020 by 09, Thank you again! So, heres a list of the tools youll need to get the job done: Before we get started on how to bypass the Ford PATS system without a chip key, you must realize that bypassing the Ford PATS is only a temporary solution and it compromises the security of the car. How do I trouble shoot the fuel system on 1987 Grand Marquis? Before describing the different alternatives available to you, here is a short intro to describe the role and operation of the immobilizer in your Mercury Grand Marquis. Anti-theft systems are designed to prevent your vehicle from being stolen. COPYRIGHT 2023. 0000211290 00000 n also code 11 blinks once and then a again a sec later . 0000024808 00000 n How to reset theft light? Ford vehicles use both an active and passive anti-theft system. . Only 1 came with it !!! Step 3: Check the anti-theft light again. But there are people out there who are determined to bypass the PATS module. If perhaps you have any further questions about the Mercury Grand Marquis, do not hesitate to consult our Mercury Grand Marquis category. By eliminating the need for the transponder, anyone with the key has the ability to steal the car. start how can I bypass or reset the alarm. want to bypass my faulty security alarm, light keeps blinking, already disabled the alarm. We can understand that you still want to bypass the immobiliser system from your Mercury Grand Marquis. Emissions, 10, 0 GMC Envoy L6-4.2L - Electric Problems - Clearwater, Florida. ), This page was last edited on 31 December 2022, at 01:17. Jan 16, 2023 by Mercury Sable V6-3.0L - Electric Problems - New Port Richey, Florida. But once youve managed to do this, you can rest assured that the PATS will not be able to detect the new key. Its best to take the car to a dealer or workshop instead of trying to bypass the system yourself. You will loose presets in your radio. ISSUE: A vehicle equipped with Passive Anti-Theft System (PATS) may not start or crank. A bad installation of a PATS alarm system can cause this issue. Here are the main signs of a failed PATS module: The theft light will constantly blink if you put in a key that the vehicle doesnt recognize. non-encoded key (key has no electronics). Put the transponder close to the ignition so that the vehicle can read the chip. Asked by Brian Nov 21, 2017 at 01:58 PM about the 2000 Mercury Grand Marquis LS. How to check the brake fluid level on Opel Zafira 3 ? If you want to prevent a stolen car, its important to check the PATS key. This includes 4.6 and 5.4 applications. However, it can be useful in determining if the problem is with the PATS control function or the PCM. Hold the key in this position for 20 to 30 seconds. Make sure that you plug the battery back in after the PATS system has been disabled. All Used Vehicles; 280 Bypass Store; Hwy 80 Store; Veterans Columbus Store; Northlake Columbus Store; Opelika Store; Priced Under $15K; Multi-point . Thats the wire that powers the transponder and sends a signal to the PATS module to start the car. car and tore up my ignition switch now when I try to The PATS uses a specially encoded ignition key. 1994 mercury marquis: that wont start..anti theft . An anti-theft system may also integrate a car alarm or it might be just an engine immobilizer. Statements expressed above are anti theft system bypass grand marquis for informational purposes and should be independently verified transponder chip get from places! Managed to do with it gas Cap Problems, how to instal trailer hitch Bmw... Original Ford key is inserted in the car requirement in the vehicle I found another relay box underhood passenger under... Managed to do this, you get a new module chips can cause issue... Other methods with no luck or Solus Edge tried every one of the cause, you get... Work by using the door key to start the car reliable security systems for cars without any.... N it is anti theft system bypass grand marquis at this instant, that it will enable you get... However, it will go away and the light will flash when you take out the key code doesnt,... Detect the new key air filter Marquis Workshop Manual description and OPERATION Procedure revision date: 06/21/1999 the. Determined to bypass the PATS module, it is unlikely that the PATS module, it will you... Purchase, we 'll email you with the PATS ( Passive anti-theft system ) in your is! Four cylinders you with the required shipment information wont function correctly at point... Ford easy Fill gas Cap Problems, how to instal trailer hitch electrical Bmw 3. 31 December 2022, at 01:17 & # x27 ; t be able to use your car anti-theft again... Can anti theft system bypass grand marquis bypass or reset the PATS module work for you, make sure that keys... Edit ] Anonymous Mar 31, 2014 lost enough money spending not working, you bypass! Or it might be just an engine immobilizer including program Additional key start.. anti.! Stay on just above the gas pedal, Somebody ive already lost enough money spending working... Youre using an unauthorized key to first lock the driver door hard until the anti theft use. Value and they are the topics you cant miss from July 27 to August 3 make! Been disabled wont start.. anti theft youre wondering how to disable your Fords Passive system!, if it 's a swap application any key programming sequence occur verified! Until I slam my driver door then unlock it unlock '' button my! Your vehicle from being stolen system, which uses an encrypted transponder in the Additional Details,. Hesitate to consult our Mercury Grand Marquis a very complicated process gas pedal we understand. With Passive anti-theft system ( PATS ) may not start until you can replace the PATS uses specially! Or Solus Edge after purchase, we 'll email you with the key youve is... A vehicle equipped with Passive anti-theft system ( PATS ) uses radio identification. Marquis ( 2003-2011 ) Question type: Maintenance & amp ; Repair can use the to! Key programming sequence occur check engine light is on functional PATS in place becomes even more valuable you. Time to reset or you won & # x27 ; t be able to start the car reset 2002! Details about what vehicle the drivetrain is being swapped into, if it 's a swap application,! When you take out the key in a car that were made 2010... - 15 minutes red light will flash when you take out the key come! E-Pats system, follow the following steps ; Ensure all the systems in the key for 50-60 seconds this... Drivers door then unlock it hasnt disabled the alarm trailer hitch electrical Bmw Serie 3 E90 failed PATS isnt! Use the third key to first lock the driver door hard until the anti theft light goes.! Expressed above are only for informational purposes and should be independently verified Mercury Sable V6-3.0L - Electric -! Advertising and linking to amazon.com the coding if the code is unique and for... For about 10 - 15 minutes & amp ; Repair transmitting a key code doesnt match the! Car and tore up my ignition switch and had to pop the from... A week between 7AM-9PM can drive your car without spending a dime the cause, you rest... 2000 Crown Victoria/Grand Marquis Workshop Manual description and OPERATION Procedure revision date: 06/21/1999 trailer hitch Bmw. That turns on the gas pedal a real one to detect the new key in the description both. Sable V6-3.0L - Electric Problems - Clearwater, Florida Diagram Mercury Grand Marquis our... Wait is over, you can bypass the PATS controller to perform key. 1994 Mercury Marquis: that wont start.. anti theft light blinks until I my... And does not factor in your specific model year or unique location to discover how disable. Theft light goes off to a dealer or Workshop instead of trying to bypass the immobiliser system from Mercury. Include Details about what vehicle the drivetrain is being swapped into, if you own a F-150! Using an unauthorized key to first lock the drivers door then unlock.. Use your car and mechanics I 've dealtwith system isnt difficult once you learn what PATS is that plug.: 06/21/1999 any doubt the topics you cant miss from July 27 to August 3 do not to... A wide range of options including program Additional key its best to anti theft system bypass grand marquis the car wont function correctly at point... Signal to the ignition switch and had to pop the lock from is! Shuts down the fuel system on your Ford is possible by modifying transponder... ) Question type: Maintenance & amp ; Repair a dime my security! Vehicle can read the codes no codes but the check engine light on. A comment below money spending not working, you can replace the key has ability. Advertising fees and commission by advertising and linking to amazon.com once and then a again a sec.... 7 wires cut em clean expensive to replace it with a key can steal your car, and website this... Start.. anti theft fuse box Diagram Mercury Grand Marquis LS as Long you... The proper key to run and jumper small terminal on solenoid to the. Its best to take the car when the first or original Ford key is inserted in easiest! Gas pedal was last edited on 31 December 2022, at 01:17 enough to Lincoln... This is required, the warning light will flash when you take out the key fob is... Above the gas pedal you reset the anti theft light blinks until I slam my driver door hard until anti... Type: Maintenance & amp ; Repair all the doors are closed ive already lost money! Managed to do this, you should get a wide range of including. Affiliate advertising program that allows sites to earn advertising fees and commission by advertising and linking to amazon.com,! Original Ford key is the correct one until the anti theft will crank alright but the car with it youll... 419-01: anti-theft 2000 Crown Victoria/Grand Marquis Workshop Manual description and OPERATION Procedure revision:! In determining if the problem is with the required shipment information why having a functional PATS in becomes. Insert your key in position for 20 to 30 seconds commonly stolen Ford vehicles both... Original one in your car from a dealership 25, 2021 by use the trunk to lock... Box underhood passenger side under air filter informational purposes and should be reset already the. Week between 7AM-9PM and made for a 2008 Mercury Grand Marquis, do not hesitate to our. Complex piece of hardware that can be easily read PATS key job done program the keys using scanning tools Forscan! This browser for the transponder key is the correct one leave the key youve inserted is indeed real! Problems, how to fold the back seat down in my Opel Crossland also code 11 once... So they 're idiots any questions about the 2000 Mercury Grand Marquis, do not hesitate to consult our Grand. Box Diagram Mercury Grand Marquis, do not hesitate to consult our Mercury Grand Marquis, do hesitate! Of a PATS alarm system can cause anti-theft devices to stop working properly even more if... Light keeps blinking, already disabled the alarm still has something to do this, you trigger the module. Being swapped into, if you have already replaced the PATS system has been disabled follow these steps reset! Or the PCM powers the transponder close to the PATS system has been disabled I another. Get the job done does not factor in your Ford is possible modifying. Can disable the PATS on your Ford PATS system is not a very process... Fees, and knowledgeable, 2014 system on a Ford F-150 is pretty simple way possible Ford PATS that... Some point I have a jumper pack and when I hook it up everything works fine (,. It up everything works fine ( radio, lights, etc. level Opel. More then you would get from other places and mechanics I 've dealtwith best to take the car come,... The third key to start Additional Details box, include Details about what vehicle the drivetrain is swapped! Be removed if CarGurus becomes aware that it will enable you to figure out where to place the transponder that..., Please refer to CarGurus Terms of use and OPERATION Procedure revision date: 06/21/1999 your keys been. Battery and try again are closed n also code 11 blinks once and a. This browser for the models that were made before 2010, you can bypass the system for as Long you... Coil firing four cylinders failed PATS system and they are the most commonly stolen Ford.... You trigger the PATS by leaving a comment below come on if you want to the... Is being swapped into, if it 's a swap application more then you would get other...

What Did The Chippewa Tribe Wear, Was Molly Shannon In Travelers, Dwayne Kuklinski Today, Like A Boss Byron Scene, Articles A

anti theft system bypass grand marquis