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1996 Mercury Grand Marquis GS 4.6L High Idle
Posted to Ford Driveability on 3/20/2007 2 Replies

The complaint on this car is that it has a hard start and poor milage,also the SES light is on with a P1506 idle speed error.

In closed loop at an idle this car runs a [...],and both the LT FT on both banks are at -3%.with the Fuel trim readings like that Im ...

2 Replies Received (View Replies)

  Related Documents & Media  1996 Mercury Grand Marquis GS

 
Message Closed w/FIX

car Vehicle Data

1996 Mercury Grand Marquis GS

VIN 2ME1M75W7T
Engine4.6 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsHigh Idle
OccursAlways

Trouble Codes

P1506Crankcase Depression Regulator Valve Performance
Message Closed w/FIX

car Vehicle Data

1996 Mercury Grand Marquis GS

VIN 2ME1M75W7T
Engine4.6 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsHigh Idle
OccursAlways

Trouble Codes

P1506Crankcase Depression Regulator Valve Performance