Reading diagnostic codes is easy. The driver plugs the reader/scanner into the diagnostic port of the vehicle, and the scanner/reader will give a code if there is a problem, and tell them the type of problem.
To tell you to read the diagnostic codes.
How to read check engine codes on a 1999 chev 1500 suburban.
That's the computer's way of telling you that something is wrong and it wants you to read the diagnostic code.
dash diagnostic lights
You can use the Equus 3030 Innova Diagnostic Code Reader to read the codes on an innova 3030.
Take it to Auto Zone and they will read them free.
First you remove the cover from the diagnostic port under the driver's side of the dashboard. Then you plug the datalink cable from your scan tool into the diagnostic port. The scan tool will then show the diagnostic codes. Write them down and read a manual to see what has gone wrong.
read my answer to reseting engine codes below...2001 olds silhouette..
no
Diagnostic equipment is needed to read codes on a 92 Golf. DLC is located in dashboard beneath heater controls.
U check the codez
You need to have a diagnostic meter to read the codes, then book to tell you what they mean.