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obd2 reading #441857 Apr 13, 2:38pm Apr 13, 2:38pm
Joined: Feb 2003
Posts: 271
D
dea7hr0w OP
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dea7hr0w OP
D
Member

Joined: Feb 2003
Posts: 271
obd2 reading
i just recently purchased an OBD2 reader and the code popped out p0505, idle control system malfunction... how do i fix this problem ?

Re: obd2 reading [Re: dea7hr0w] #441858 Apr 13, 7:34pm Apr 13, 7:34pm
Joined: Nov 2004
Posts: 319
Amherst, Massachusetts
2002 silver Toyota Celica
celicatuner
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2002 Toyota Celica
celicatuner
2002 silver Toyota Celica
Member
2002 Toyota Celica

Joined: Nov 2004
Posts: 319
Amherst, Massachusetts
not 100% sure, but I'd check your IAC valve and sensors related to engine idle.. the OBD is meant to give you an idea of what's wrong, but can't really tell you the real problem without further investigation. maybe try cleaning your throttle body?

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