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1999 Toyota Avalon XL 3.0L Poor Idle Quality, Misfire
Posted to Asian Driveability on 3/13/2012 20 Replies

This is one of those cars that makes me question my career choice sometimes. Car came in running fine. We found leaking valve covers and replaced the gaskets. Also installed new plugs (NGK). Upon finishing, fired the car up and it ran terrible, with a pop in t...

20 Replies Received (View Replies)

  Related Documents & Media  1999 Toyota Avalon XL

 
Message Closed w/FIX

car Vehicle Data

1999 Toyota Avalon XL

VIN 4T1BF18B8X
Engine3.0 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Misfire
OccursAlways

Trouble Codes

P0300Multiple Misfire Detected
P0301Cylinder 1 Misfire Detected
P0303Cylinder 3 Misfire Detected
P0305Cylinder 5 Misfire Detected
Message Closed w/FIX

car Vehicle Data

1999 Toyota Avalon XL

VIN 4T1BF18B8X
Engine3.0 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Misfire
OccursAlways

Trouble Codes

P0300Multiple Misfire Detected
P0301Cylinder 1 Misfire Detected
P0303Cylinder 3 Misfire Detected
P0305Cylinder 5 Misfire Detected