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P0505 Diagnostic Trouble Code Discussion for May 2011

Idle Air Control Motor Circuit Malfunction

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Trouble Ticket Help Requests for DTC P0505
Help Request Posted
2000 Toyota Celica GT 1.8L High idle 1500 rpm VIN: JTDDY32T9Y
P0505: Idle Control System Malfunction. Car exibits high idle. During warm up iac appears to lower rpms briefly causing irratic idle. Once warm idle steady 1500 rpms. Appeared to have new idle motor. Tps 10% ect and iat normal. Maf seems to be in range. Smoke tested for vaccum leaks. Sprayed carb cl...
May 12, 2011
2002 Infiniti QX4 3.5L Poor Idle Quality, Stall VIN: JNRDR09Y62
P0505: Idle Air Control, Auxiliary Air Control Valve. ... smoke coming from under dash(customer states). Pulled ecm out and smelled burnt opened up and found burnt componets. Ordered used ecm and installed. no faults. relearn security and could not relearn idle volume. after attemped idle relearn, fault p0505 cam...
May 27, 2011