Random ASC/Trac warning
#1
Random ASC/Trac warning
Every so often I get these random warnings on the dash (ASC-Trac unavailable) but so far no codes show up. I still have p1000 while driving around waiting for the reset. As soon as I restart the engine the warnings go away. Any ideas would be appreciated....
Thanks in advance,
Alan
Thanks in advance,
Alan
#2
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Thanks everyone, starting with the basics I will get the battery checked first. I was thinking my battery was fairly new as I remember getting it changed out under guarantee. I found the receipt and it turns it was 2014 and the car has been standing a lot in between runs. I hope it is that as it will be the least expensive and easiest fix.
#7
Intermittend ABS/Trac warning lights are often an indication of a non perfect battery. Cars that are not often driven(like mine) have the issue. I used to change the battery every year to get rid off the anoying indication.
Lately I put it on a Ctek charger. When driving time is there the first few weeks the message shows but afterwards does not appear anymore the whole season.
Lately I put it on a Ctek charger. When driving time is there the first few weeks the message shows but afterwards does not appear anymore the whole season.
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#8
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Abs did come on the last time but not always. i also have had every other warning from brake fluid to transmission.
battery test came back good after a long drive.
stomped the brake pedal fairly hard before a 120ml drive
no lights so far but the p1000 still hasn't reset to p1111
will drive back Friday and hope for a reset.
then will check the archives for reasons p1000 doesn't change to p1111
battery test came back good after a long drive.
stomped the brake pedal fairly hard before a 120ml drive
no lights so far but the p1000 still hasn't reset to p1111
will drive back Friday and hope for a reset.
then will check the archives for reasons p1000 doesn't change to p1111
#11
Alanroberts50, I think this is a important point. I've seen my share of ASC/TRAC ABS messages. Typically from dirty wheel speed sensors, but can be from bad wire connection or bad bearings too. In any of these cases ABS will fault.
I've never seen ASC/TRAC without the ABS too. The fact that you have tells me this is unrelated to ABS module solder, wheel speed sensor, or bad bearings messing up the alignment of the ABS ring and speed sensor. Imo, the ABS will light anytime there is an loss of info coming from any one wheel speed sensor for any reason.
I asked to help you narrow this down. This must be outside those areas then. Boy I would have thought low voltage too. Let me think more on this. They checked your alternator too right?
John
I've never seen ASC/TRAC without the ABS too. The fact that you have tells me this is unrelated to ABS module solder, wheel speed sensor, or bad bearings messing up the alignment of the ABS ring and speed sensor. Imo, the ABS will light anytime there is an loss of info coming from any one wheel speed sensor for any reason.
I asked to help you narrow this down. This must be outside those areas then. Boy I would have thought low voltage too. Let me think more on this. They checked your alternator too right?
John
#12
Didn't test the alternator because after the long drive the battery test came back "good" let me see what happens Friday after the drive back. That will be about 250 mls round trip. No warning.lights so far but no reset from 1000 yet either. Unfortunately won't be driving again till Friday. I have seen the range of driving tests listed that completes the tests necessary to get the code to go to p1111 but it's a bit tricky around the LA area but will see if i can complete those too.
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