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Help Please Traction and handeling problem

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Old Jan 21, 2009 | 08:27 AM
  #1  
sultan 2 ZR1 KSA's Avatar
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From: Jeddah
Default Help Please Traction and handeling problem

hi to you all i have just fenished installing my motor back in my car a 2002 Z06 and i am facing a very big problem

at the work shop whin we took out the motor we hade to take out the cross member and the steering rack to get the motor out becouse its a LPE twin turbo
now for the problem
whin i start driving the car once i get moving the traction controle and active handeling comes on ( lights ) then once i start turning the right or left the traction controle comes on and i heer the ABS working and the rear brakes breaking

solutions so far with no sucsses
1-wheel alignment
2-check wiring

i have done a DIC check the folowing codes apeer
1) C1232 LF Wheel Speed Circuit Open or Shorted
2)C1234 LR Wheel Speed Circuit Open or Shorted
3)C12248 ( unknown and i could not fined what it meens any ware

please i need your help

thank you
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Old Jan 21, 2009 | 12:36 PM
  #2  
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lucky131969
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From: Dyer, IN
Default

Originally Posted by sultan 2 ZR1 KSA
hi to you all i have just fenished installing my motor back in my car a 2002 Z06 and i am facing a very big problem

at the work shop whin we took out the motor we hade to take out the cross member and the steering rack to get the motor out becouse its a LPE twin turbo
now for the problem
whin i start driving the car once i get moving the traction controle and active handeling comes on ( lights ) then once i start turning the right or left the traction controle comes on and i heer the ABS working and the rear brakes breaking

solutions so far with no sucsses
1-wheel alignment
2-check wiring

i have done a DIC check the folowing codes apeer
1) C1232 LF Wheel Speed Circuit Open or Shorted
2)C1234 LR Wheel Speed Circuit Open or Shorted
3)C12248 ( unknown and i could not fined what it meens any ware

please i need your help

thank you
I would inspect the wiring to the EBCM connector. It's common for wiring to be damaged as a result of the work that was done on the car. Inspect the wires going into the connector closely(physically tug on each) to be sure they have not broken in the strain relief. You may also have to use a DMM to check the resistance between the EBCM and wheel speed sensor harnesses.






Last edited by lucky131969; Jan 21, 2009 at 12:48 PM.
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Old Jan 21, 2009 | 07:49 PM
  #3  
sultan 2 ZR1 KSA's Avatar
sultan 2 ZR1 KSA
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From: Jeddah
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Originally Posted by 8VETTE7
Seems like the codes are telling you what is wrong. The wheel speed sensors for the left side of the car are not operating. The Traction control system samples wheel speed from all 4 wheels and if it determines that the front wheels are turning faster than the rear wheels it engages the traction control functions. (ie pulsing the breaks, reducing fuel and adjusting timing) I would check the wiring very carefully and look for some damage to it or to the grounding points. You should be able to turn off the traction control system and have the car driveable until you can sort it out.

Couldn't find a C12248 (too many digits) code but here are all the ones related to TC:

C1221 LF Wheel Speed Sensor Input Signal is 0
C1222 RF Wheel Speed Sensor Input Signal is 0
C1223 LR Wheel Speed Sensor Input Signal is 0
C1224 RR Wheel Speed Sensor Input Signal is 0
C1225 RF Excessive Wheel Speed Variation
C1226 LF Excessive Wheel Speed Variation
C1227 LR Excessive Wheel Speed Variation
C1228 RR Excessive Wheel Speed Variation
C1232 LF Wheel Speed Circuit Open or Shorted
C1233 RF Wheel Speed Circuit Open or Shorted
C1234 LR Wheel Speed Circuit Open or Shorted
C1235 RR Wheel Speed Circuit Open or Shorted

sory for the miss typing its C1248
thanks for the reply guys
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Old Jan 31, 2009 | 08:27 PM
  #4  
sultan 2 ZR1 KSA's Avatar
sultan 2 ZR1 KSA
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Burning Brakes
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From: Jeddah
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thanks my frind your information realy helped we traced the wires and endeed thye ware burnet by the headers and by wrong routing
thanks once more
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