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Check my codes today and...

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Old Sep 21, 2001 | 06:37 PM
  #1  
Vinzvette's Avatar
Vinzvette
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Burning Brakes
 
Joined: Dec 2000
Posts: 795
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From: Dallas,Tx.U.S.A.
Default Check my codes today and...

It threw up 2, P0719 and P1870. Can anyone shed light on what they mean and do they need immediate attention? Thanks.
Vince :chevy
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Old Sep 21, 2001 | 06:56 PM
  #2  
mikeyc6's Avatar
mikeyc6
Melting Slicks
10 Year Member
 
Joined: Jul 2001
Posts: 3,284
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From: Southwest Florida
Default Re: Check my codes today and... (Vinzvette)

P0719 is related to the brake switch. If the computer detects that the brake is being depressed while the car is accelerating, and this happens numerous times, the PCM assumes there is a fault in the brake switch because you shouldn't be on the brake while accelerating... unless of course you power brake a lot! :eek:

P1870 is set when the PCM detects a significant difference between engine speed and the transmission output speed with the TCC (torque converter clutch) engaged. If slip is detected for two consecutive ignition cycles, your check engine light will illuminate. Problems that could cause this range from TCC solenoid problems to internal tranny problems. Hope it's nothing serious!

Mike
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Old Sep 21, 2001 | 07:20 PM
  #3  
Vinzvette's Avatar
Vinzvette
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Burning Brakes
 
Joined: Dec 2000
Posts: 795
Likes: 1
From: Dallas,Tx.U.S.A.
Default Re: Check my codes today and... (Vinzvette)

I just had my brake switch replaced so that my be an explanation for that. Im wondering since Im putting a lot of extra horses down when Ive been racing lately could it be sending the second code. :confused:
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Old Sep 21, 2001 | 09:33 PM
  #4  
vetteshop's Avatar
0vetteshop
Former Vendor
 
Joined: Apr 2001
Posts: 10,976
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From: FL
St. Jude Donor '13
Default Re: Check my codes today and... (Vinzvette)

There is also a TSB to address the 1870 trans code.If you have a 1998-2000
produced before 1/15/99,there is an updated valve body for the trans.A fault in the valve body will also cause a harsh 1-2 shift...The bulletin # is
01-02-30-023,part #24221158....
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Old Sep 21, 2001 | 10:09 PM
  #5  
Steve Cole's Avatar
Steve Cole
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Joined: Aug 1999
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From: Compton,CA,USA
Default Re: Check my codes today and... (Vinzvette)

I noted from you sig. that you have installed 3:42 axle. If the PCM calibration is not properly corrected it will cause a P1870. This code is for too much transmission slippage. If the gear is not corrected properly it will think it's slipping when it is not.
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