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Cadillac Repair/Multiiple faults after rear brake pad replacement...

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Question
QUESTION: I have a 1996 Concours and I just finished replacing the rear brake pads..nothing too difficult. As soon as I started the vehicle I now have the ABS and Traction Control light on as well as a code IP1910, PZ2473 and IC0033.  Did I bump something?  IP1910 is an alternator fault...coincidence?

I did inspect both fuse boxes..removing..examining..and reinstalling each fuse in the trunk to work what is now I realize a probabl RIM issue..

Any help would be appreciated.

Thanks!

Michael G.

ANSWER: FIRST clear (erase) ALL the codes from the computer via the climate control apnel and see which codes come back as HISTORY or CURRENT.

---------- FOLLOW-UP ----------

QUESTION: I accomplished this before asking this question...and actually cleared the history as well...though I know these are new CURRENT Codes.  I'm wondering if one faulty sensor could being causing all of this?

ANSWER: Go ahead and CLEAR ALL the codes from the computer via the climate control panel and see which codes come back.

Disconnecting the battery or removing fuses will NOT clear the codes.

---------- FOLLOW-UP ----------

QUESTION: I've followed your instructions and receive code IP1910, PZ2473 and IC0033 in addition to the ABS and Traction Control light illuminated.

Answer
Based on these codes are CURRENT and not HISTORY:

IP1910 = Generator "L" terminal open circuit problem.

PZ2473 = High beam output fault.

IC0033 = No such code Must be TC0033 = Right rear wheel speed
        continuity fault.

The ABS ant TRACTION lights are ON due to the TC code.


If you are mechanicaly inclined or know of someone who is, You will need simple electrical schematics, Test procedures and picture locations of the components within the system that is causing you problems of which can't be done on this website which only allows one picture. I do not have a website so you will have to e-mail: onlineautohelp@msn.com in order to obtain the information.

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On hands professional expertise in all aspects of Cadillac diagnostics and repair mid 1970`s thru 2000 year vehicles. GM certified in electronic fuel injection, Automatic transmission, Heating and A/C, and onboard vehicle computer diagnostics.

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Held over 15 GM certifications prior to retirement in 1989.

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