Caliber L4-2.0L (2008)
Fuel Level Sensor: Description and Operation
Fuel Pump Module - Description
DESCRIPTION - FUEL PUMP MODULE
NOTE: Front Wheel Drive (FWD) fuel tank shown, All Wheel Drive (AWD) fuel tank similar.
On Front Wheel Drive (FWD) vehicles the fuel pump module is located on the top left side of the fuel tank. All Wheel Drive (AWD) vehicles have a
saddle style fuel tank that has a reservoir on both sides ofthe driveshaft. The primary fuel pump module is located on the top left side of the fuel tank
and the secondary fuel pump module is located on the top right side of the fuel tank.
Primary Fuel Pump Module
The primary fuel pump module is mounted on the top of the fuel tank and contains the following components:
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Mounting flange
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Electric fuel pump
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Venturi jet pump (AWD)
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Fuel pump reservoir
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Inlet strainer
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Fuel pressure regulator
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Fuel level sending unit
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Fuel filter
If equipped with All Wheel Drive (AWD), the primary fuel pump module will also contain a venturi jet pump. The primary fuel pump module is
joined to the secondary fuel pump module (AWD) by an internal nylon fuel transfer line equipped with quick-connect fittings (4).
The fuel level sending unit (3) is the only serviceable component of the primary fuel pump module. If the electric fuel pump, fuel pressure regulator or
