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2001 Volvo S60 Question: DIAGNOSTICS

 

Question

pashabarr, Ashford, CT, September 21, 2011, 09:45
 Rookie

HI THERE WHEN I PLUG IN MY

U480 OBD2 Car Diagnostic Fault Code Reader Scanner IT SCANS AND SAYS NO CODES IS THIS GOOD OR BAD BUT THE PROBLEM IS I HAVE AN ERRATIC IDLE WHICH IS MOST DEFINATELY THE ETM SO WHY WONT IT SHOW A CODE FOR THAT ANY HELP PLEASE THANKS

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  • Answer #1

    Bret Bodas from RepairPal Test Shop, October 04, 2011, 08:56
     Master

    There are many possibilities for this. I'm not familiar with that scan tool, but it may not be able to read all the codes, which is common for simple OBD scanners. You may also have a dirty ETM, which wont set a code.
    Is the Check Engine Light on?

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    pashabarr, October 09, 2011, 16:07
     Rookie

    no the check engine light is not on the diagnostics show no error codes thanks

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