2001 Jaguar XJ8 SYTEM TOO LEAN BANK 1 AND 2

Tiny
FIXALLSELLALL
  • MEMBER
  • 2001 JAGUAR XJ8
  • V8
  • 2WD
  • AUTOMATIC
  • 78,000 MILES
What is the most common problem with the Jaguar 4.0 V8 that would cause a lean code on bank 1 and 2
Friday, June 11th, 2010 AT 11:26 AM

1 Reply

Tiny
RASMATAZ
  • MECHANIC
  • 75,992 POSTS
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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