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1999 Honda Accord EX 3.0L Poor Idle Quality, MIL Lamp on
Posted to Asian Driveability on 4/17/2004 5 Replies

Engine idles at 2000 rpm and surges badly. Computer is killing injectors to keep idle down. po505, idle control malfunction. I suspect failed IAC valve but was unable to remove it for inspection, due to high oxidation on the screws. As it was Saturday and didn...

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  Related Documents & Media  1999 Honda Accord EX

 
Message Closed w/Summary

car Vehicle Data

1999 Honda Accord EX

VIN 1HGCG2522X
Engine3.0 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, MIL Lamp On
OccursIdle

Trouble Codes

P0505Idle Speed Control System
P0508Idle Air Control Motor Sense Circuit Low
Message Closed w/Summary

car Vehicle Data

1999 Honda Accord EX

VIN 1HGCG2522X
Engine3.0 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, MIL Lamp On
OccursIdle

Trouble Codes

P0505Idle Speed Control System
P0508Idle Air Control Motor Sense Circuit Low