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International Automotive Technicians Network
2003 Land Rover Discovery SE 4.6L MIL Lamp on
Posted to European Driveability on 4/3/2008 7 Replies

Hello techs - I hope someone here and help shed some light on this mystery, besides the obvious possiblities. Both O2 sensors were replaced about a year ago, and the right side went bad 3 to 4 days after we replaced the intake manifold, valve cover gaskets and...

7 Replies Received (View Replies)

  Related Documents & Media  2003 Land Rover Discovery SE

 
Message Closed w/Summary

car Vehicle Data

2003 Land Rover Discovery SE

VIN SALTY16473
Engine4.6 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / MFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

P0150Heated Oxygen Sensor (Bank 2 Sensor 1) Circuit Malfunction
P0174Fuel System Too Lean (Bank 2)
P1174Air Fuel Sensor (Bank 2 Sensor 1) Circuit Out-Of-Range High
Message Closed w/Summary

car Vehicle Data

2003 Land Rover Discovery SE

VIN SALTY16473
Engine4.6 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / MFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

P0150Heated Oxygen Sensor (Bank 2 Sensor 1) Circuit Malfunction
P0174Fuel System Too Lean (Bank 2)
P1174Air Fuel Sensor (Bank 2 Sensor 1) Circuit Out-Of-Range High