2000 Jaguar S-Type p174 code

2000 JAGUAR S-TYPE
110,000 MILES • V8 • 2WD • AUTOMATIC
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GVAIANO
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  • 3 POSTS
is this a vacuum leak if so were do i begin
Aug 12, 2009 at 7:49 PM
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.
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WANG DAWEI
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  • 22 POSTS
you can check the manifold intake with carburetor cleaner espricially manifold gasket. If there is a vacuum leak in some position after you spray the cleaner the rev will speed up
Aug 13, 2009 at 2:03 AM
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GVAIANO
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tried carb cleaner,didnt work. but the day before a "boot off" message came on i cant find this in the owners manual and my mechanic didnt know either any idea?
Aug 17, 2009 at 5:45 PM
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WANG DAWEI
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  • 22 POSTS
May I have your car fault detail for symptom?
Aug 17, 2009 at 9:32 PM
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GVAIANO
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car is running rough, plugs were changed,compression test good.mechanic thinks might be something mech affecting no 4 cylinder.
Aug 17, 2009 at 10:19 PM