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obd2 reading #442058 Apr 13, 7:08pm
Joined: Feb 2003 Posts: 271 dea7hr0w Member
dea7hr0w Member Joined: Feb 2003 Posts: 271	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 dea7hr0w #442059 Apr 13, 11:34pm
Joined: Aug 2003 Posts: 4,265 Pomona, CA Virgilson TheFilipinoCrew 2000 Toyota Celica GT
Virgilson TheFilipinoCrew 2000 Toyota Celica GT Joined: Aug 2003 Posts: 4,265 Pomona, CA	try cleaning your MAFS sensor https://celicahobby.com/ubbthreads/thread.f_1862388016_0_collapsed_2__1.html or resetting your ECU if that doesn't clear it up.. go to the dealer. Last edited by Virgilson; Apr 13, 2005 11:34pm.

Re: obd2 reading Virgilson #442060 Apr 13, 11:43pm
Joined: Feb 2003 Posts: 271 dea7hr0w Member
dea7hr0w Member Joined: Feb 2003 Posts: 271	i alraedy resetted my ecu many many times... stills shows up...

Re: obd2 reading dea7hr0w #442061 Apr 14, 12:09am
Joined: Feb 2004 Posts: 963 Likes: 1 Orange County, CA morris BerraquÃsima! 2000 Toyota Celica GT
morris BerraquÃsima! 2000 Toyota Celica GT Joined: Feb 2004 Posts: 963 Likes: 1 Orange County, CA	Originally Posted by dea7hr0w i just recently purchased an OBD2 reader and the code popped out p0505, idle control system malfunction... how do i fix this problem ? Check here: CEL - Diagnostic Trouble Code Chart ('Check Engine Light' codes)

Re: obd2 reading morris #442062 Apr 14, 1:57pm
Joined: Feb 2003 Posts: 271 dea7hr0w Member
dea7hr0w Member Joined: Feb 2003 Posts: 271	cleaning the thottle body and idel controled worked so far... check engine light hasnt shown up yet... but i will find out at the end of the day

Re: obd2 reading dea7hr0w #442063 Apr 15, 12:33pm
Joined: Feb 2003 Posts: 271 dea7hr0w Member
dea7hr0w Member Joined: Feb 2003 Posts: 271	check engine light just turned on... i just went to the dealership and i just got a quote for 210 for a idel air control...

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