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Cadillac Seville STS 1998
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Discussion Starter · #1 ·
Hi
I have Cadillac Seville STS 1998/1999
Today I had small accident but the main issue is that during braking, break pedal went down to the floor. I can see breaking fluid leaking on front dirver side but I am not able exactly to find out where from. For sure not from breake pump and not from wheel. Liquid is coming like on gearbox side. Anyone has any idea what part I need to order? I can stop car but barely and finally only left front wheel is blocking.
Cheers
Maciek
 

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1992 eldorado. 2007 dodge magnum hemi r/t
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3,013 Posts
Hi
I have Cadillac Seville STS 1998/1999
Today I had small accident but the main issue is that during braking, break pedal went down to the floor. I can see breaking fluid leaking on front dirver side but I am not able exactly to find out where from. For sure not from breake pump and not from wheel. Liquid is coming like on gearbox side. Anyone has any idea what part I need to order? I can stop car but barely and finally only left front wheel is blocking.
Cheers
Maciek
If it was me I would put some brake fluid in it and have someone slowly
push brake peddle down,you can look for the leaking point.
 

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Cadillac Seville STS 1998
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98 Posts
Discussion Starter · #3 ·
If it was me I would put some brake fluid in it and have someone slowly
push brake peddle down,you can look for the leaking point.

This is exactly what I did however unfortunatelly I am not able to identify leaking place. My friend told me that it might be ABS box (or something..)
Cheers
M.
 

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2002 F55 STS, 2014 Explorer XLT, F-150
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80,443 Posts
Remove the intake airbox and piping. The ABS/EBCM is down on the frame rail just to the driver's side and behind the radiator tank - sort of outboard of the water pump area. Lots of pipes and a big connector. Look under that area.

Antilock Brake System/Electronic Brake Control module. hell to remove and expensive to repair/replace. hopefully it's only a steel brake line which has rusted to a pinhole leak.
 

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Cadillac Seville STS 1998
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98 Posts
Discussion Starter · #5 ·
Finally it was brake line. In a middle of this long pipe there is 7cm elastic part and through small hole fluid was leaking.
I was lucky that it happend when I was driving 50km/h only (around 30mph)
Thanks all for advices.
Maciek
 

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Cadillac Seville STS 1998
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Discussion Starter · #6 ·

· Administrator
2002 F55 STS, 2014 Explorer XLT, F-150
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It appears that during the brake line repair a connector or cable related to the front suspension strut control has been disconnected or broken.

You will need to jack up the car and removed the wheel in order to trace and repair the wiring from the suspension and brake caliper.
 

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Cadillac Seville STS 1998
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98 Posts
Discussion Starter · #8 ·
On Saturday I removed wheel but I didn't see anything wrong. I need to look deeper but my question is: which sensor should I check? There are two: coming out from shock absorber and second is a small lever. I belive brake system has nothing to do with this message?

Sometimes computer shows 84 error (Suspension) together with 113 (spped limit) or sometimes 133 only. And worst sometimes there errors are coming after 20 meters driving sometimes after 100km...
 

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2002 F55 STS, 2014 Explorer XLT, F-150
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80,443 Posts
Those small levers are the suspension height and attitude sensor connectors. If one is not connected, you will certainly get speed limited and suspension messages. Check the electrical connectors also.
 

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2002 F55 STS, 2014 Explorer XLT, F-150
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80,443 Posts
Yes. If one strut or shock absorber gives incorrect information that will cause a suspension fault and set a speed limit.
 
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