Posts Tagged 'giving you the knowledge to help you understand what items to look for to prevent breaking down'

EFI – Carbon canister

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PURPOSE
The carbon canister is designed to soak the fuel vapours from the fuel tank when the engine is turned off or parked in a hot or cold location.   Over time the fuel may expand and the vapours are soaked up by the carbon canister.  When the engine starts the vacuum will draw the vapours, recycle them, and  prevent the vapours from entering the atmosphere. 

THINGS TO LOOK FOR
The carbon canister may be full of petrol if the fuel tank ...

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EFI – Fuel pressure regulator

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PURPOSE
The fuel pressure regulator is a component that regulates the pressure in the fuel rail and also removes the excess pressure and recycles the fuel back into the fuel tank.  The fuel pressure regulator alternates the pressure on idle and full throttle.  This is a physical component.

THINGS TO LOOK FOR
A fuel pressure regulator should have a vacuum hose connected to it.  If not, this will affect the performance of the fuel pressure regulator.  Also a power loss or ...

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EFI – Cold start injector time switch

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PURPOSE
The cold start injector time switch and a cold start injector both have one thing in common.  They are designed to operate when the engine is cold.  The cold start time switch is a timer designed to turn the cold start injector on to enrich the fuel mixture for an easy start.

THINGS TO LOOK FOR
The cold start injector time switch and a cold start injector enrichment program may decide to malfunction and not operate at all or it ...

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Electrical System – COIL AND SPARK PLUG LEADS

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PURPOSE
The purpose of coil and spark plug leads is to deliver high voltage spark from the coil to the spark plugs.  As ignition leads carry a high voltage it is very important to use caution when handling these leads with the ignition on or with the engine idling.  Ignition leads are made of fibres to reduce the possibility of radio wave interference.  Due to the high demand of these leads they may fail at any time. 

THINGS TO LOOK FOR
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General Inspection – BRAKE WARNING LAMPS

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PURPOSE
A brake warning lamp may be a handbrake light, a master cylinder level indicator or a master cylinder losing excessive fluid which enables the switch to be activated.

THINGS TO LOOK FOR
The most serious light indicator is a brake light staying on because the system is leaking excessive fluid.  The first step is to check the fluid reservoir.  If it’s exactly at the full mark while you have the cap off, push the level indicator down to see if ...

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