2001 Infiniti QX4 3.5L Poor Idle Quality, MIL Lamp on, interm lack of power
this vehicles been thru a few people, the trouble codes take a few days to return, but do return every time they are cleared. working thru trouble tree and currently checking wiring, buti am looking more toward the mechanical side to find this issue. idles sli...
FIX posted 5/28/2009
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Message Closed w/Summary
Vehicle Data2001 Infiniti QX4
Trouble Codes
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Message Closed w/Summary
Vehicle Data
2001 Infiniti QX4
VIN | JNRDR09Y51 |
Engine | 3.5 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI / SEFI |
Emissions | OBD-II Compliant |
Symptoms | Poor Idle Quality, MIL Lamp on, Interm Lack of Power |
Occurs | Intermittently |
Trouble Codes
P0171 | Fuel System Too Lean (Bank 1) |
P1111 | IAT Sensor Circuit High Input (Intermittent) |