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2000 Land Rover Discovery Series II 4.0L Poor Fuel Economy, MIL Lamp on
truck came in with these o2 sensor lean codes. tested the sensors although slow they switched. checked for vacuume leaks and mass air flow sensor readings are 1.59 volts at hot idle. replaced both sensors but the o2 sensors lean codes came back. any other sugg...
FIX posted 11/8/2003
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Related Documents & Media | VIN | SALTY1248Y |
| Engine | 4.0 L / 8 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI / INJECTED |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Fuel Economy, MIL Lamp On |
| Occurs | Always |
Trouble Codes
| P0171 | Fuel System Too Lean (Bank 1) |
| P0174 | Fuel System Too Lean (Bank 2) |
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Vehicle Data
2000 Land Rover Discovery Series II
| VIN | SALTY1248Y |
| Engine | 4.0 L / 8 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI / INJECTED |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Fuel Economy, MIL Lamp On |
| Occurs | Always |
Trouble Codes
| P0171 | Fuel System Too Lean (Bank 1) |
| P0174 | Fuel System Too Lean (Bank 2) |
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