Top 20 1999 Mercedes-Benz S-Class Questions & Answers

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My mercedes 1999 S320 left

check that the ground wire is connected to the bulb and the ground point
7/21/2017 5:33:03 AM • 1999... • 71 views • 0 helpful votes
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I have a 1999 S320 benz I have done all tune up on

Sounds like the check valve in the fuel pressure regulator isn't doing its job. Have a fuel pressure test done to confirm. Benz dealer may be able to help with the radio.
5/4/2017 7:09:03 AM • 1999... • 101 views • 0 helpful votes
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I have a 1999 S320 benz I have done all tune up on

Are all your vacuum lines in good shape and tightly connected? My 95 E320 will start rough if it has a bad vacuum seal on the engine oil fill cap, the gas cap, oil dipstick o-ring, pcv rubber seals in valve cover...there's about 20-some engine vacuum seals on my M104 I-6 Might have luck buying a can of MAF sensor cleaner and clean MAF sensor and clean the air temperature sensor while you're at it, inspect the air temp sensor o-ring too. Could possibly be a failing crank position sensor or something simple as an ovp relay. Hope this helps.
5/5/2017 3:27:03 AM • 1999... • 73 views • 0 helpful votes
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S 420. Where is cabin air filter located?

Most 1999 cars did not have cabin air filters. If your MB does, most parts stores have parts location charts that may help you. Sorry I don't know more.
5/3/2016 5:53:17 AM • 1999... • 94 views • 0 helpful votes
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Where is A/C low pressure valve located?

Follow A/C lines,only one will fit,second is bigger.
2/22/2016 11:34:12 PM • 1999... • 85 views • 0 helpful votes
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I have 1999 s320 , i bought 3 new battery for my key , they key will work for 3 days than will stop ,please i need help

Unfortunately most of the key fobs are badly built, right from the factory. 99% of the time the battery circuit board contacts in the fob get loose and the battery will only make intermittent contact so sometimes it works and sometimes it doesn't. You need to open the fob and closely inspect all the solder joints, any loose joints need to be re-soldered, the unit should then work fine.
3/22/2015 2:07:20 AM • 1999... • 230 views • 1 helpful votes
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Ac heat fan on but not blowing 1999 mercedes s500 coupe

Will it work on high , prob fan resister
1/22/2015 12:34:03 AM • 1999... • 129 views • 0 helpful votes
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Why do my car vibrates and sometimes go off when i try to accelerate or move the car

Could be a lot of things. First check to see if it needs a tune up. Then check to see if you have any trouble codes stored in your PCM with a code scanner. Then check to see if you have any engine problems by doing a compression check. Then check to see if you have a plugged catalytic converter. These checks will point you in the right direction. Good luck!
12/19/2014 10:43:20 AM • 1999... • 89 views • 0 helpful votes
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Mercedes m20 what are the common problems with this suv?

  1. no fuel.
  2. dead battery
  3. bad fuel.
  4. never serviced ever. and never the 60k,mile (repeats)
  5. funky German wiring ( i hate it all, sorry)
  6. bad tires, belts brake linings, hoses.
  7. bad wiring, corrosion everywhere.
  8. hack wiring by amateurs. or worse
  9. over 300k miles or less. (if over the car needs overhauling)
  10. bad seals.
6/25/2014 5:31:46 PM • 1999... • 70 views • 0 helpful votes
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Mercedes S500 w220 rear seat removal

Easiest way for me to help you was to printscreen the pages of mitchell of use windows paint to make .jpgs with them. Should be all you need to do it since this is the only info you will get from mercedes shop manual. Hope this helps! :) 7e3e0df9-ff87-4dca-ac0b-66dd0a372328.jpg8be22b8f-c9a4-4196-b425-e01bc8bfb94c.jpg927e780a-bc4d-4882-950d-f651973b5da3.jpg239a6e29-bbcd-4e85-98da-9b46db6efd4a.jpge028c486-aec4-4002-8252-ffa1c3d31400.jpgcbea0e06-66eb-494e-886e-717f027cf4ae.jpg3581b146-c4f7-4efb-bcab-1caa8d869432.jpg
12/31/2013 8:09:57 AM • 1999... • 4,304 views • 0 helpful votes
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WHERE IS THE BRAKE SENSOR LOCATED ON THAT CAR M.B.S320 1998

Possible bad master cylinder or air trapped in the system. Take it to a brake shop and have a power bleeding done on the system. Other possible causes could be low brake pads that have little sensors built into them that have to be replaced at same time as the pads.
4/13/2014 5:07:25 AM • 1999... • 58 views • 0 helpful votes
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Rocker arm needs to be replaced

I can't give you a price because I live in Australia but when this sort of job you have to reset the wheel alignment, a press to change the bushings etc, It is a big job that requires specialised gear, I would not try this at home
1/13/2014 12:20:08 AM • 1999... • 92 views • 0 helpful votes
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My A140,2004 model manual get slow and cannot increase speed with the acelarator .Also the battery I bought3 weeks ago is weak and cannot start.I need help.

Clutch is worn out or alternator generator is going bad. Take it to a tune up shop for proper diagnostic
1/22/2014 4:30:26 PM • 1999... • 55 views • 0 helpful votes
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Where are LHF and RHR window power fuese Merc S320

PERHAPS THIS MODEL HAS AN ADD'L FUSE BOX UNDER REAR SEAT. WE DONT HAVE THAT MODEL IN USA
10/30/2013 2:27:56 AM • 1999... • 123 views • 0 helpful votes
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The blower works, but no heat

there are two valves under the bonnet right hand side next to fuse box if these are faulty and dont open they will not let the hot water to the heater matrix
12/4/2013 8:02:51 PM • 1999... • 48 views • 0 helpful votes
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On my car the air conditioner no longer blows

Sounds like the blower motor isn't working.There should be a fuse for it, see if it's blown.
9/30/2013 6:28:39 PM • 1999... • 189 views • 1 helpful votes
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Can I use a remote starter on my 1999 Mercedes

you would have to call dealer in order to find out what type remote..they might ask for vin number found on inner driver door or dash board on driver side good luck
10/2/2013 4:33:35 PM • 1999... • 149 views • 0 helpful votes
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How do you find the transmission on a 1999 S320

It is bolted to the rear of the engine underneath your center console( under car) you can tell because the drive line is connected to it.
11/10/2013 6:50:29 PM • 1999... • 45 views • 0 helpful votes
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Asr bas light on after switching brakelight switch

let dealership check it out.you have fault wheel speed sensor or you have fault in the ASR V WHICH IS THE ACCELERATION SLIP REGULATION VALVE WITH CONTROL TRACTION CONTROL.
9/21/2012 6:43:16 PM • 1999... • 271 views • 1 helpful votes
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Why can't I manually downshift my 1999 Mercedes S320

HelloThe engine and transmission in this cars drive train are fully electronically controlled by a computer called the PCM (Power Train Control Module). Whenever a problem like this occurs the computer stores a record of the problem (there are of course some exceptions to this, like the fuel pump, engine coolant temperature sensor and MAF sensor for instance) in the form of a fault code in its memory, to read these fault codes you must have the systems memory scanned with a special tool. Once the fault code(s) are read you then must perform the appropriate diagnostic testing to find and resolve the problem(s) DO NOT REPLACE ANY PARTS UNTIL A TRAINED TECHNICAIN HAS DIAGNOSED THE PROBLEM TO AVOID SPEDING YOUR HARD EARNED MONEY ON PARTS THAT MAY NOT CORRECT THE PROBLEM

7/19/2012 9:18:19 PM • 1999... • 298 views • 1 helpful votes
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