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Jun 10, 2012 | 10:01 AM

jahSS396

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2nd Gear

Joined: Nov 2006

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ABS and other message

I cranked up the 2003 C5 the other day and was greeted by the messages "Service ABS, Service Active Handling & Service Traction Control". This happend after a dead battery start attempt. Just got the "click click click". Charged it up, started the car and immediately got the new messages. Could it possibly be that the ECM got a scrambled error message from a low reference voltage? If so will the message correct itself or is there a potential real problem?
Is there a way to clear that message and see if it re-sets?

Thanks for any input.

Jeff...

Jun 10, 2012 | 10:08 AM

pewter99

Team Owner

Joined: Dec 1999

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From: Here

Pilot of Beer Force 1

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that kind of stuff happens occasionally

you can clear it out by turning the key on....hold down OPTIONS and press FUEL 4 times quickly to bring up the DTC codes....hit reset to clear codes ...

for more information on codes and how to clear

http://www.c5forum.com/ayc/dtcdic.php

Jun 10, 2012 | 01:07 PM

jahSS396

Thread Starter

2nd Gear

Joined: Nov 2006

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No codes are shown. Just the "Service ABS, Traction Control and Active Handling" messages. I tried the ground block that is attached to the left side but it looked perfect and had no effect.
Any suggestions?
I understand that it could be the Steering Position sensor or the EBC module mounted on the traction control block between the engine and the radiator.
Any other possibilities?

Jeff....

Jun 10, 2012 | 01:12 PM

pewter99

Team Owner

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Posts: 174,312

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From: Here

Pilot of Beer Force 1

Tampa Regional Coordinator

CI 4-5-6-7-8 Veteran

Organizer St. Jude Fundraiser

I believe in the Beer Fairy

Quote:

Originally Posted by jahSS396

Any other possibilities?

Jeff....

wheel speed sensor but that would throw a code..and you would have to be moving

check your connections at each wheel...

you could always disconnect the battery....wait 30 minutes and reconnect

Jun 10, 2012 | 09:17 PM

NatB

Burning Brakes

Joined: Aug 2007

Posts: 831

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From: Houston Texas

I get the same message on occasion on my 2002 Z06. Since I do not drive the car much, I suspect it may be associated with low battery voltage when I don't have it on a trickle charge.

So far, the message goes away on restart.

I think these vehicles are finicky on battery strength.

Jun 10, 2012 | 09:50 PM

Bill Dearborn

Tech Contributor

Joined: Oct 1999

Posts: 41,058

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From: Charlotte, NC (formerly Endicott, NY)

Quote:

Originally Posted by jahSS396

How did you check the codes? Did you follow the procedure for checking them on the DIC or go to some place that has an OBDII scanner? The DIC can show all the codes present on the car just like a Tech 2 an OBDII scanner can only read about 55% of the codes that can show up on the car.

Those messages don't show up unless there is a code in the Electronic Brake Control Module (EBCM) the Engine Control Module (ECM) has nothing to do with them. The EBCM is mounted to the Brake Pressure Modulator Valve (BPMV) which is on the drivers side between the alternator and the radiator. It is very strange you did not see some codes either as current codes or history codes so that is why I am asking how you checked the codes. If you went to a an autoparts store or a friend to use a scanner check them with the DIC instead.

Without codes you are just whistling dixie while rowing up the proverbial crap creek using your hands as paddles.

Bill

Jun 11, 2012 | 11:25 AM

JEC's1996

Racer

Joined: Sep 2007

Posts: 265

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From: Nazareth PA

Had the same lights on and it was a bad 40A fuse.

Jun 11, 2012 | 12:03 PM

BigGun

Drifting

Joined: Feb 2008

Posts: 1,596

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From: Bahama North Carolina

Quote:

Originally Posted by jahSS396

As Bill said in his post, you have codes if you have the messages. If the messages are gone you still have the codes in history. Sounds like yours was related to the bad battery. Reset the codes using the dic and with luck they won't come back.