Questions & Answers for: Pontiac Grand Prix diagnostic fault codes

...need to be hooked up to a full diagnostic scanner and drivin to determine the fault. Not all present problems will store a hard code. Sometimes they just go away when you turn the key off so to

...fault code every time a new diagnostic reading is performed , What is the fault code ?, a Chilton manual purchased from you local auto-parts suppler will have a section in it under diagnostics that ...

Diagnostic computer read for fault codes, which will identify where the idling malfunction lies. If you do not check for fault codes first, you will be wasting unneccessary time and money. There could

...diagnostic codes from your vehicle's computer in the following manner: Locate your Datalink Connector - usually under the driver's dash (above your knee): Using a jumper wire, connect pins 5 ...

fault is found, it isn't nothin' but a thing to fix it.  99% of the problems with electrical faults is finding it.The "diagnostic machine" is not any better than the tech that is using it

...fault codes, this is called an OBD2 fault code test. Once you have the fault code a trained technician must do the diagnostics outlined for the code in the factory repair manual and ...

fault codes where set in the history. Once the fault code or codes is read then a trained professional will perform the diagnostics outlined in the factory service manual and repair the defective part

...fault code(s) are read you then must perform the appropriate diagnostic testing to find and resolve the problem(s) DO NOT REPLACE ANY PARTS UNTIL A TRAINED TECHNICAIN HAS DIAGNOSED THE PROBLEM TO ...

...fault code(s) are read you then must perform the appropriate diagnostic testing to find and resolve the problem(s) DO NOT REPLACE ANY PARTS UNTIL A TRAINED TECHNICAIN HAS DIAGNOSED THE PROBLEM TO ...

...to run a diagnostic computer on the vehicle to pull up any fault codes, as one system can affect the other, and faults with the traction control aren't always with the traction control