Discreet Dolls

Yellow ABS light on dashboard lit up?

VinnyBuff

New member
Aug 30, 2006
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I was driving up a snowy hill and then all of a sudden the yellow ABS light and red parking brake light went on on my dashboard.

Since I've turned off the car and restarted it, the red parking brake light has gone off, but the yellow ABS light is still on. Should I see a mechanic? Is it serious? Any advice would be appreciated.
 

tboy

resident smartass
Aug 18, 2001
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way out in left field
Yup, take it in for service. That indicates there's something wrong with the ABS brakes. Could be just a bum sensor or dirt on the eye that senses wheel spin.
 

Capital Amatuer

Well-known member
Sep 2, 2004
1,164
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My Accord

has warning lights on the dashboard that light up like a christmas tree when it wants attention. Last time the ABS light came I foolishly took it to the dealer to have a $200 sensor replaced. I'm told some preventitive brake maintenance in the spring helps prevent these kinds of things. Also, when the "maint req'd" comes on, read/diagnose it and then have turned it off through the handheld computer reader. If the warning light keeps coming on, you'll have to deal with the cause. In other words, don't spend the cash unnecessarily until you have to. I do the maintenance at the scheduled intervals and the ABS, TCS or Maint Req'd lights rarely come on anymore. By the way, I have 170,000kms on it.
CA
 

HAMSTER INSPECTOR

Well-known member
Jun 3, 2005
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What kind of maintainace do I need to do on ABS? Does the sensor need cleaning once in a while?
 

Music_Box

Banned
Aug 8, 2008
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The same thing happened to me yesterday and all day today driving in the snow, the yellow ABS light comes on but it then turns off. Ignore these yellow pilot lights or get ready to go bankrupt trying to turn them off in dealerships.
 

Aardvark154

New member
Jan 19, 2006
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I'm not discouraging you from getting it looked at.

However, I've had the same sort of thing happen when there's been lots of snow it's very cold and the snow gets packed around the wheels. Putting the vehicle somewhere where it can warm up and melt (even an unheated garage) was enough that the problem resolved itself.

And if it doesn't resolve itself rapidly, do have it looked at brakes aren't something to mess with.
 

hairyfucker

Turgid Member
Sep 10, 2005
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get yourself a scanner and read the codes first to see if it sounds like you want a pro to look at it.
 
C

crystalpalace

hairyfucker said:
get yourself a scanner and read the codes first to see if it sounds like you want a pro to look at it.
ABS and the Brake warning lights won't register codes in the OBD II system. OBD II only monitors the emission system and related components.
 

hairyfucker

Turgid Member
Sep 10, 2005
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crystalpalace said:
ABS and the Brake warning lights won't register codes in the OBD II system. OBD II only monitors the emission system and related components.
Depending on the vehicle make, all enhanced OBD II packages can read/clear diagnostic trouble codes from enhanced systems such as ABS and airbag. Some packages also add the capability to display and record enhanced live sensor data from powertrain and non-powertrain vehicle controllers.
 
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crystalpalace

hairyfucker said:
Depending on the vehicle make, all enhanced OBD II packages can read/clear diagnostic trouble codes from enhanced systems such as ABS and airbag. Some packages also add the capability to display and record enhanced live sensor data from powertrain and non-powertrain vehicle controllers.
You're absolutely right but he has to make sure he gets a scanner that can read the extended data. The generic OBD II readers won't help in his case.
 

MrPhilip

New member
Aug 16, 2003
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most of the time the ABS light come on becasue the front tires are moving but not the back ones. should fix it self.
 

Hangman

The Ideal Terbite
Aug 6, 2003
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You should get it diagnosed, aand likely repaired. I had an ABS sensor get damaged by snow/ice, and the light came on. So I got it looked at, and they said it was a damaged sensor, $200. The system needs all its components working to function properly. They didn't build it with extra shit you don't need.

Maybe some of these guys are more expert than me, but it seems to me that if there's a problem with your BRAKES, you should FIX them.

Especially ABS, in the winter.
 

landscaper

New member
Feb 28, 2007
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A yellow, abs light means you should get it looked at but it won't kill you just yet. If it goes red get the car stopped and get it fixed.

It could be anything from a bad sensor to a burn out brake light ( they are on the same circuit on some cars).

Get it on a computer and find out whats wrong quickly
 
Hangman said:
You should get it diagnosed, aand likely repaired. I had an ABS sensor get damaged by snow/ice, and the light came on. So I got it looked at, and they said it was a damaged sensor, $200. The system needs all its components working to function properly. They didn't build it with extra shit you don't need.

Maybe some of these guys are more expert than me, but it seems to me that if there's a problem with your BRAKES, you should FIX them.

Especially ABS, in the winter.


He is correct, but prices vary on many vehicle for many ABS parts. As the sensor could be build into wheel bearing assembly. So the sensor could be bad but the wheel beariing works great, and there is not option to replace one, you have to replace the whole part and that is not cheap.

You may just have a blow relay or the wheel sensor has crapped out. First take it to the do-it-yourself car wash when the roads are semi clear. Make sure you give you're wheels and underbody of you're car a good wash down. I've seen snow and ice build up in weird places before, also as we all know salt is not a good thing when it comes in contact with metal. :)

Just a word to be cautious.

When that light appears, in some cars it will not effect the abs systems completely but in others cars you will still have brakes function but the ABS part of it will be deactivated. So when you are driving and you may have to brake hard, be careful otherwise you're wheels will lock up. Just a word of wise with the weather we have had in the last few days. No need to have a bad holiday season.

Although I prefer not having abs during the winter months as I have a little more control of the braking, but other people like the abs in winter, but that is a totally different topic.
 

james t kirk

Well-known member
Aug 17, 2001
24,069
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It's the snow.

I've had this happen to my old old Buick a couple of times. The snow and moisture affects the sensor in the front wheel bearings.

Don't take it in right away, it should go out on its own. If, however, it persists, then take it in.
 
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