2001 JAGUAR XJ8 SYTEM TOO LEAN BANK 1 AND 2

  • Tiny
  • fixallsellall
  • 2001 Jaguar XJ8

Engine Performance problem
2001 Jaguar XJ8 V8 Two Wheel Drive Automatic 78000 miles

What is the most common problem with the Jaguar 4.0 V8 that would cause a lean code on bank 1 and 2

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Friday, June 11th, 2010 AT 11:26 AM

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  • Tiny
  • rasmataz
  • Member

Lean fuel condition could be caused by one of the following below:

1. Vacuum leaks
2. EGR and PCV valve.
3. Low fuel pressure.
4. Dirty fuel injectors.
5. Mass Air Flow Sensor.
6. Oxygen Sensor.

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Friday, June 11th, 2010 AT 1:17 PM

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