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Discussion Starter #1
hello guys ,

we just had finished an automatic 00 C5 with 408 and aTCI transmission , and before we tune the car we looked up for the car codes we solve most of them but we still stack on some codes .
those i guess an AC codes :
P0645 , P0530 , P1539

and i didn't find this code

P0748

please if any one can tell me what the hell are those codes and where are they located .


thanks for helping :flag:
 

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Yes the 3 DTCs are for A/C ( put freon back in if drained ?)
or wiring

Other is a trannie code

P0748 Pressure Control Solenoid Electrical
 

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hello guys ,

we just had finished an automatic 00 C5 with 408 and aTCI transmission , and before we tune the car we looked up for the car codes we solve most of them but we still stack on some codes .
those i guess an AC codes :
P0645 , P0530 , P1539

and i didn't find this code

P0748

please if any one can tell me what the hell are those codes and where are they located .


thanks for helping :flag:
Here you go.

DTC P0645 - Air Conditioning Clutch Relay Circuit

DTC 0530 - Air Conditioning Refrigerant Pressure Sensor Circuit

DTC 1539 - Air conditioning Clutch Feedback Circuit High Voltage

DTC 0748 - Pressure Control Solenoid Circuit Electrical


Looks like you screwed something up with your AC.
 

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Discussion Starter #4

thanks those are helping i don't know what the hell is the owner has done with his car but all what i was looking is the codes in the car i solved 8 or maybe more then i surprised with those codes .

thanks for helping guys :thumbsup:
 
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