Here is the instructions for entering A/C diagnostic mode.

[toyo]

I have seen quite a few posts regarding A/C problems lately. The HVAC system has it's own diagnostic system embedded into it. Follow these instructions and it should lead you to the problem or problems.

 

[preacher35]

Wish I had that a year and a half ago...... Would have saved me a lot of $$ and time. This should be a sticky! Well done.

 

[awdjunkies]

Wish I had that a year and a half ago...... Would have saved me a lot of $$ and time. This should be a sticky! Well done.

+1 for sticky... And, Sub'd for future ref. :bounce:

 

[Jwm6]

Do you have the DTC chart (Diagnostic Trouble Code chart) or did I miss it in the instructions?

Thanks

 

[BOSMECH]

+2 for a Sticky and again do you have the DTC chart.

 

[toyo]

Here you go.

 

[Jwm6]

Thanks toyo!

 

[toyo]

Thanks toyo!

You are very welcome. Always happy to help.

 

[preacher35]

Awesome! Thanks Toyo!