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Related Mercedes Questions
I have a 2003 SL500 (R230). The left power door lock does
I have a 2003 SL500 (R230). The left power door lock does not work. The right door locks and unlocks from the dash or key fob. When I bought the car about a 18 months ago, both doors would lock and un… read more
Daniel Chaidez
Daniel Chaidez
Technician
Diploma
2,888 satisfied customers
Passenger door is the only door that is unlocked. 1994 s420.
yes I have tested all fuses I can here the pump activat under the back seat I also looked for leaks in the system … read more
Danny
Danny
Owner, lead mechanic
High School or GED
4,775 satisfied customers
Also switch on dash want work. Just bought the car. 1999
also switch on dash want work JA: How long has this been going on? Customer: just bought the car JA: What is the model/year of your Mercedes? Customer: 1999 s420 JA: Are you fixing your S420 yourself?… read more
Marty
Marty
Mercedes Technician
57,139 satisfied customers
W221 2008 (S550) Front seat lumbar both sides not working -
W221 2008 (S550) Front seat lumbar both sides not working - Pump is working fine, fuse is fine.… read more
Lou Palomino
Lou Palomino
associates in automotive technology
9,612 satisfied customers
Trunk lock problem, story.... a few years ago my auto lock
Long story.... a few years ago my auto lock trunk lock quit working...I could lock the trunk by a small slam (like a regular trunk lock)...then during the summer here in AZ, the back battery lost all juice....I took it in to my service guy, he put in a new $275 battery, readjusted a few settings....AND the auto lock on the trunk starting working again.... A year later, the auto lock on the trunk quit working again!!!! It only opens with the manual key and manual opening. And only closes with a short slam again. The convertible portion still works, but not the auto lock..... any idea? … read more
Marty
Marty
Mercedes Technician
57,139 satisfied customers
I have a 1997 c280 . I seem to be having problems with my door
I have a 1997 c280 . I seem to be having problems with my door locks . I can open them with the key in the passenger door or the trunk . the remote "blinks" nothind … read more
Chad Farhat
Chad Farhat
Owner
Associate Degree
8,787 satisfied customers
s430: ..my pse pump works...but door locks, trunk, lumbar
hi..my pse pump works...but door locks, trunk, lumbar support and gas cap don't....mb 2003 S430… read more
Marty
Marty
Mercedes Technician
57,139 satisfied customers
SL550: 2011 SL550. Doors will not lock or unlock with the keys
2011 SL550. Doors will not lock or unlock with the keys or central locking button inside the car. Being told that the PSE Pump burned up and both door locks (latches) and trunk lock are leaking (whate… read more
Marty
Marty
Mercedes Technician
57,139 satisfied customers
500 SEL: Hi Marty,Over the years of neglect, my '93 500 SEL
Hi Marty, Over the years of neglect, my '93 500 SEL has developed several problems. Yes, the odometer stopped working last year and the speedometer seems to hang up around 60 mph. The high beams don't… read more
Marty
Marty
Mercedes Technician
57,139 satisfied customers
s420: hello I have a Mercedes s420 1997 that automatic
hello I have a Mercedes benz s420 1997 that automatic doors they don't work, not even with the remote, I check the fuses but still no luck what can I check or do… read more
Marty
Marty
Mercedes Technician
57,139 satisfied customers
SL500: Hi i have a dec 2002 SL R230 500 i have to keep reseting
Hi i have a dec 2002 SL R230 500 i have to keep reseting the PSE pump when i do this it works fine for the whole time the car is running and for about 5 mins after i turn the car off then it stops no … read more
Michael Warfield
Michael Warfield
Factory Mercedes-Benz Technician
Vocational, Technical or Trade Scho
3,132 satisfied customers
560: I have a 1988 560 SL and I am having trouble locking
I have a 1988 560 SL and I am having trouble locking the doors. I read the manual and repeated the steps but could not get the doors to lock. It worked once a few weeks ago but not when I tried to do … read more
Marty
Marty
Mercedes Technician
57,139 satisfied customers
S420: Mercedes 1998 S420 -Door lock pump diagram for hoses.
Mercedes 1998 S420 -Door lock pump diagram for hoses. I thought I had it right with the replacement pump but the doors won't lock or unlock and the trunk won't open. What gives?" My e-mail [email protected]… read more
Don - Mo Lurch
Don - Mo Lurch
Owner
Vocational, Technical or Trade Scho
11,348 satisfied customers
s500: Good morning! I have a 1998 merc s500 and recently
Good morning! I have a 1998 merc s500 and recently replaced the vacuum pump below the passenger side rear seat, and since then the inflatable lumbar support in the front seats and the automatic door l… read more
Marty
Marty
Mercedes Technician
57,139 satisfied customers
Mercedes S420: trunk..ve replaced..central locking system on console
Mercedes S420 1997. My remote key doesn't lock/unlock doors or open trunk. Won't activate security system although blinkers go on/off, but doors aren't put in lock position. I've replaced batteries, r… read more
Marty
Marty
Mercedes Technician
57,139 satisfied customers
1995 Mercedes-Benz S420: control..No red/green lights, nothing
I have a 1995 Mercedes-Benz S420. The Infrared remote control does not get a response from the car. No red/green lights, nothing. This is trying with all sensors as well. I have done various "re-synch… read more
Michael Warfield
Michael Warfield
Factory Mercedes-Benz Technician
Vocational, Technical or Trade Scho
3,132 satisfied customers
1996 S420: locks..I checked the fuses and found no problem there
I have a 1996 S420. The locks stopped responding to the remote control. I checked the fuses and found no problem there. The lock switch inside does not work either. The key usually locks/unlocks all d… read more
Marty
Marty
Mercedes Technician
57,139 satisfied customers
Controls..electrial..seat..the car is driven regularly
The lumbar controls for both seats in my 2003 SL55 stopped working.And all other electrial systems seem to working correctly including the seat adjustments and heaters and coolers. the car is driven r… read more
SaabTech
SaabTech
Associate Degree
135 satisfied customers
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Meet the Experts:

MB Paul

MB Paul

Mercedes Technician

3,567 satisfied customers

Qualified Mercedes Benz Diagnostic Technician - 20+ years experience - Workshop Foreman for Mercedes

Marty

Marty

Mercedes Technician

57,139 satisfied customers

Bosch Certified Master Tech. Over 35 years experience.

Michael Warfield

Michael Warfield

Factory Mercedes-Benz Technician

3,132 satisfied customers

Mercedes-Benz Master Certified technician

Matt

Matt

Engineer

754 satisfied customers

Mechanical Engineer with 23 years experience in the auto industry, 8 yrs in formula 1 engine testing

promerc

promerc

mercedes diagnostic technician

553 satisfied customers

Qualified mercedes diagnostic technician & service team manager , ATA registered Master tech

Hipo64

Hipo64

Mercedes Technician

444 satisfied customers

Work and diagnose electronics on daily basis.

Tim Mohr

Tim Mohr

ASE MASTER TECH

283 satisfied customers

30 YRS EXPERIENCE, FOREIGN AND DOMESTIC, GAS AND DEISEL

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Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

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