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2003 Land Rover Discovery SE 4.6L Excessive Emissions, Poor Idle Quality
Posted to European Driveability on 4/25/2022 4 Replies

smoke tested intake,small leak at #4 [...] term fuel trims are buried lean on both [...] [...] o2 sensors reading.02 @ idle with no [...] you reset adaptions,stft drops to .99 but in 10 seconds back up to 1.24 @ idle on both [...] [...] well otherwise,lot...

4 Replies Received (View Replies)

  Related Documents & Media  2003 Land Rover Discovery SE

 
Message Closed w/FIX

car Vehicle Data

2003 Land Rover Discovery SE

VIN SALTW16413
Engine4.6 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsExcessive Emissions, Poor Idle Quality
OccursAlways

Trouble Codes

P0171Fuel System Too Lean (Bank 1)
P0172Fuel System Too Rich (Bank 1)
P0174Fuel System Too Lean (Bank 2)
P0175Fuel System Too Lean (Bank 2)
Message Closed w/FIX

car Vehicle Data

2003 Land Rover Discovery SE

VIN SALTW16413
Engine4.6 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsExcessive Emissions, Poor Idle Quality
OccursAlways

Trouble Codes

P0171Fuel System Too Lean (Bank 1)
P0172Fuel System Too Rich (Bank 1)
P0174Fuel System Too Lean (Bank 2)
P0175Fuel System Too Lean (Bank 2)