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Smart Reasoning:

C&E

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Qaagi - Book of Why

Causes

Effects

the REAL culpritcausingthe manifold leaks

commonly(passive) are ... causedManifold leaks

moving the manifold around while it is in contact with the gaskets(passive) are ... caused bymanifold gasket leaks

it was stripped threads in the headcausinga manifold leak

Fuel starvation due to weak pump , VANOS issues , Blocked Cats , PCV Valvecausinga manifold leak

the bolts ... snapcausinga manifold leak

a collision impact(passive) be caused bymanifold leak

disconnect the supply solenoidto preventa manifold leak

a generously flanged 3/8 " head ... to helppreventmanifold leaks

a generously flanged 3/8 " head for even loading to helppreventmanifold leaks

a vacuum leak which would explain your problemcausinga vacuum leak which would explain your problem

a false code P0420could causea false code P0420

pressure problems with jetterscan causepressure problems with jetters

a MASSIVE vacuum leak and make it run rough at idle onlywill causea MASSIVE vacuum leak and make it run rough at idle only

issues with throwing an O2 Codecan causeissues with throwing an O2 Code

alot of problems when your drinking your car , you can fix this by doing these few stepswill causealot of problems when your drinking your car , you can fix this by doing these few steps

air and fuel to mix between engine car parts in wrong ratios , which can cause major issues to an engine ’s performance , gas emissions , and fuel consumptioncan causeair and fuel to mix between engine car parts in wrong ratios , which can cause major issues to an engine ’s performance , gas emissions , and fuel consumption

all manner of running problems—"hanging " idle , hard- or no - start conditions , difficult tuningcauseall manner of running problems—"hanging " idle , hard- or no - start conditions , difficult tuning

the idle RPM to fluctuatecan causethe idle RPM to fluctuate

a lean conditioncould causea lean condition

in the vehicle performing poorlycan resultin the vehicle performing poorly

alsowill ... influencealso

runability issueswould also causerunability issues

in the manifold sucking in extra air from outside through the leakwill resultin the manifold sucking in extra air from outside through the leak

further faults such as engine noise , slower turbo response , less torque , decreased fuel economycan causefurther faults such as engine noise , slower turbo response , less torque , decreased fuel economy

a false lean reading on the O2 ... calling for more fuel , and partially melting one or both CATscauseda false lean reading on the O2 ... calling for more fuel , and partially melting one or both CATs

in anything other than reduced boost anywaywould resultin anything other than reduced boost anyway

a lean mixture's causinga lean mixture

it to frequently rumble like an active volcanocausesit to frequently rumble like an active volcano

a problem with the coolingcausea problem with the cooling

the issuecausingthe issue

a bit of a noise and some sporadic power loss when the car is coldcausesa bit of a noise and some sporadic power loss when the car is cold

the cylinders to run leancausingthe cylinders to run lean

in lead conditions at cruiseresultingin lead conditions at cruise

COOLANT LOST.CHECK ENGINE OILIN CRANK CASE FOR ANTIFREEZE LEAK.OILWILL CAUSECOOLANT LOST.CHECK ENGINE OILIN CRANK CASE FOR ANTIFREEZE LEAK.OIL

it to use antifreeze but not overneatwould causeit to use antifreeze but not overneat

this as well as it may be the fuel filter or insufficient fuel pressure a wire that is archingwill causethis as well as it may be the fuel filter or insufficient fuel pressure a wire that is arching

normallywould ... setnormally

during ervicing ” “ Not a real problemdiscoveredduring ervicing ” “ Not a real problem

to the poor fuel economy so got a new exhaust manifold gasket and a clean fuel filteris contributingto the poor fuel economy so got a new exhaust manifold gasket and a clean fuel filter

you to lose that much vacuumcausedyou to lose that much vacuum

a problem with the . 7 3 Powerstroke Wiring Schematic - 2r8pr 99causea problem with the . 7 3 Powerstroke Wiring Schematic - 2r8pr 99

at 24,900 milesdiscoveredat 24,900 miles

first thing i docausingfirst thing i do

that much of a problemcreatingthat much of a problem

air to be sucked back into the exhaust system due to loss of back pressue when decellerating using the engine as a brakewill causeair to be sucked back into the exhaust system due to loss of back pressue when decellerating using the engine as a brake

you to lose what would otherwise amount to a solid 4lbs of boost in any other 4.6L application's causingyou to lose what would otherwise amount to a solid 4lbs of boost in any other 4.6L application

engine surging Refuelling can - Often the source of the dirt Air filtercausingengine surging Refuelling can - Often the source of the dirt Air filter

driveability issuesKnocking noise driving over bumps due to broken upper strutcausingdriveability issuesKnocking noise driving over bumps due to broken upper strut

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Smart Reasoning:

C&E

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