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1999 Mercury Grand Marquis LS 4.6L MIL Lamp on
Posted to Ford Driveability on 7/1/2009 4 Replies

car came back monday with mil on running fine. has code for gross leak p0455. ran evap test with vcm and passes cold, i can run the test up to 8 times and passes. once i drive it and it gets hot it fails part one of the evap test, the large or gross test. if i...

4 Replies Received (View Replies)

  Related Documents & Media  1999 Mercury Grand Marquis LS

 
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car Vehicle Data

1999 Mercury Grand Marquis LS

VIN 2MEFM75W4X
Engine4.6 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursHot

Trouble Codes

P0455EVAP System Very Large Leak Detected
Message Closed

car Vehicle Data

1999 Mercury Grand Marquis LS

VIN 2MEFM75W4X
Engine4.6 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursHot

Trouble Codes

P0455EVAP System Very Large Leak Detected