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International Automotive Technicians Network
2001 Nissan Frontier XE 2.4L Poor Fuel Economy, MIL Lamp on
Posted to Asian Driveability on 12/18/2011 14 Replies

hello fellow iatn members,we have a 2001 Nissan frontier, 2.4L, 5 speed, manual trans. the truck runs fine, good, strong, but keeps setting dtc. po171, system too lean, bank one. as you can see, emissions are clean, we have no vacuum leaks, good fuel pressure,...

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  Related Documents & Media  2001 Nissan Frontier XE

 
Message Closed w/FIX

car Vehicle Data

2001 Nissan Frontier XE

VIN 1N6DD26S91
Engine2.4 L / 4 cyl / GAS
Trans5-speed Standard
DeliveryFuel Injection / SEFI
EmissionsOBD-II Compliant
SymptomsPoor Fuel Economy, MIL Lamp On
OccursAlways, Hot

Trouble Codes

P0171Fuel System Too Lean (Bank 1)
Message Closed w/FIX

car Vehicle Data

2001 Nissan Frontier XE

VIN 1N6DD26S91
Engine2.4 L / 4 cyl / GAS
Trans5-speed Standard
DeliveryFuel Injection / SEFI
EmissionsOBD-II Compliant
SymptomsPoor Fuel Economy, MIL Lamp On
OccursAlways, Hot

Trouble Codes

P0171Fuel System Too Lean (Bank 1)