1998-2003 Jaguar XJ8 X308 - RESTRICTED PERFORMANCE FIX!

In this video we'll troubleshoot issues with my 2003 Jaguar XJ8 (X308). It's been running rough and going into RESTRICTED PERFORMANCE mode. I have tried using premium gasoline and a fuel injector cleaner to fix some rough acceleration issues, but that did not help. With a code reader - the AUTOPHIX OM126P OBD2 Scanner https://amzn.to/429okpw - I have determined we have several error codes to troubleshoot: P0328 - Knock/combustion vibration sensor 'A' circuit high P0332 - Knock/combustion vibration sensor 'B' circuit low P1647 - Heated oxygen sensor control module bank 2 open/shorted P1746 - Pressure control solenoid 'A' open circuit Coil Packs, Spark Plugs & Knock Sensors Replacement SHOW YOUR SUPPORT 1: Become a Member on Locals: https://theguitologist.locals.com/ 2: Donate via Paypal: https://paypal.me/guitologist?locale.... 3: Send in Viewer Mail. (Contact Me for details at [email protected]) 4: Purchase an ad! (Rate sheets available upon request at email above.) 5: Buy something from a sponsor and tell them I sent you. SUBSCRIBE TO MY OTHER CHANNEL:    / @theguitologist   --------

XK8 Ignition Coils Replacement Turns Into Valve Cover Reseal
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XK8 Ignition Coils Replacement Turns Into Valve Cover Reseal

NIGHTMARE Oxygen Sensor Replacement | 1998-2003 JAGUAR XJ8 XK8 X308
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NIGHTMARE Oxygen Sensor Replacement | 1998-2003 JAGUAR XJ8 XK8 X308

Jaguar XJ8 (X308) limp mode & error messages | Ft iCarsoft LR V2.0 diagnostic tool
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Jaguar XJ8 (X308) limp mode & error messages | Ft iCarsoft LR V2.0 diagnostic tool

Part 1 -  How to Clean The Jaguar XJ8 Vanden Plas Throttle Body to eliminate ENGINE stalling
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Part 1 - How to Clean The Jaguar XJ8 Vanden Plas Throttle Body to eliminate ENGINE stalling

2004-2009 Jaguar XJ8 Vanden Plas X350 Knock Sensor Replacement
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2004-2009 Jaguar XJ8 Vanden Plas X350 Knock Sensor Replacement

Jaguar XJ X308 Was Supposed To Save The Brand - Here's What Went Wrong
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Jaguar XJ X308 Was Supposed To Save The Brand - Here's What Went Wrong

Jaguar XK8 Restricted Performance Fix! P0353 Error Code & Misfire Diagnosis
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Jaguar XK8 Restricted Performance Fix! P0353 Error Code & Misfire Diagnosis

$1,000 Jaguar XJ8 RUNS AGAIN *Completely Re-Timed*
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$1,000 Jaguar XJ8 RUNS AGAIN *Completely Re-Timed*

Leather seat restoration on a Jaguar XJR
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Leather seat restoration on a Jaguar XJR

I Bought a Supercharged Flagship Jaguar for only $3800
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I Bought a Supercharged Flagship Jaguar for only $3800

What You Need to Know About Jaguar XK8/XKR - Buyers Guide 1996 - 2001
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What You Need to Know About Jaguar XK8/XKR - Buyers Guide 1996 - 2001

JAGUAR XK8 XJ8 XJR THROTTLE BODY TROUBLESHOOTING REPAIR
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JAGUAR XK8 XJ8 XJR THROTTLE BODY TROUBLESHOOTING REPAIR

I EXPOSED BUGATTI'S SERVICE & REPAIR COST'S
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I EXPOSED BUGATTI'S SERVICE & REPAIR COST'S

BETTER GEAR CHANGES - Jaguar transmission oil and filter change - ZF 6HP26 gearbox
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BETTER GEAR CHANGES - Jaguar transmission oil and filter change - ZF 6HP26 gearbox

My new '95 XJ12 Jag has a major problem! What did the CAR WIZARD find that halted a simple tune up?
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My new '95 XJ12 Jag has a major problem! What did the CAR WIZARD find that halted a simple tune up?

Jaguar X308 XJ8 Buying Guide - The Ultimate Jag Or British Money Pit? [XJR/Daimler Super V8]
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Jaguar X308 XJ8 Buying Guide - The Ultimate Jag Or British Money Pit? [XJR/Daimler Super V8]

Will This Forgotten Ferrari 308 GT4 Actually Start? V8 Engine Left for Years!
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Will This Forgotten Ferrari 308 GT4 Actually Start? V8 Engine Left for Years!

This Jaguar XJR Is a Masterpiece
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This Jaguar XJR Is a Masterpiece

'82 XJS with the cursed Jaguar V12 comes into the CAR WIZARD's shop. Can he get it running?
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'82 XJS with the cursed Jaguar V12 comes into the CAR WIZARD's shop. Can he get it running?

Customer Returned This Cadillac Northstar L37 4.6L V8, How Many Things Can We Find Wrong?
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Customer Returned This Cadillac Northstar L37 4.6L V8, How Many Things Can We Find Wrong?