Chrysler PT Cruiser 2001 Service Manual Supplement page 1088

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FUEL DELIVERY SYSTEM. . . . . . . . . . . . . . . . . . . . 1
DESCRIPTION AND OPERATION
FUEL DELIVERY SYSTEM . . . . . . . . . . . . . . . . . . . 1
FUEL PUMP MODULE . . . . . . . . . . . . . . . . . . . . . . 2
ELECTRIC FUEL PUMP . . . . . . . . . . . . . . . . . . . . . 2
FUEL LEVEL SENSOR . . . . . . . . . . . . . . . . . . . . . . 2
FUEL TANK . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
FUEL INJECTORS . . . . . . . . . . . . . . . . . . . . . . . . . 3
FUEL PRESSURE REGULATOR . . . . . . . . . . . . . . 3
PRESSURE-VACUUM FILLER CAP . . . . . . . . . . . . 4
ONBOARD REFUELING VAPOR RECOVERY
(ORVR) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
FLOW MANAGEMENT VALVE . . . . . . . . . . . . . . . . 5
VEHICLE DOES NOT FILL . . . . . . . . . . . . . . . . . . . 6
ROLLOVER VALVES . . . . . . . . . . . . . . . . . . . . . . . 6
QUICK-CONNECT FITTINGS . . . . . . . . . . . . . . . . . 6
FUEL TUBES/LINES/HOSES AND CLAMPS . . . . . . 6
SERVICE PROCEDURES
FUEL SYSTEM PRESSURE RELEASE
PROCEDURE . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
FUEL PUMP REPLACEMENT. . . . . . . . . . . . . . . . . 7
DESCRIPTION AND OPERATION
FUEL DELIVERY SYSTEM
DESCRIPTION
The front wheel drive car uses a plastic fuel tank
located rear center of the vehicle.
The in-tank fuel pump module contains the fuel
pump and pressure regulator. The pump is serviced
as part of the fuel pump module. Refer to Fuel Pump
Module.
The fuel delivery system consists of:
• The fuel pump module containing the electric
fuel pump, fuel filter/fuel pressure regulator, fuel
FUEL SYSTEM
TABLE OF CONTENTS
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FUEL DELIVERY SYSTEM
TABLE OF CONTENTS
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FUEL INJECTION SYSTEM . . . . . . . . . . . . . . . . . . 21
FUEL TANK DRAINING . . . . . . . . . . . . . . . . . . . . . 7
QUICK-CONNECT FITTINGS . . . . . . . . . . . . . . . . . 8
HOSES AND CLAMPS . . . . . . . . . . . . . . . . . . . . . 10
REMOVAL AND INSTALLATION
AUTOMATIC SHUTDOWN RELAY . . . . . . . . . . . . 10
FUEL PUMP RELAY . . . . . . . . . . . . . . . . . . . . . . . 10
FUEL TANK . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
FUEL PUMP MODULE . . . . . . . . . . . . . . . . . . . . . 12
FUEL LEVEL SENSOR . . . . . . . . . . . . . . . . . . . . . 13
FUEL RAIL—2.4L . . . . . . . . . . . . . . . . . . . . . . . . . 14
FUEL INJECTOR—2.4L . . . . . . . . . . . . . . . . . . . . 15
FUEL FILLER NECK. . . . . . . . . . . . . . . . . . . . . . . 15
ACCELERATOR PEDAL . . . . . . . . . . . . . . . . . . . . 16
THROTTLE CABLE—2.4L. . . . . . . . . . . . . . . . . . . 17
ENGINE COVER . . . . . . . . . . . . . . . . . . . . . . . . . 17
SPECIFICATIONS
TORQUE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
FUEL SYSTEM PRESSURE . . . . . . . . . . . . . . . . . 19
FUEL TANK CAPACITY . . . . . . . . . . . . . . . . . . . . 19
FUEL REQUIREMENTS . . . . . . . . . . . . . . . . . . . . 19
gauge sending unit (fuel level sensor) and a separate
fuel filter located at bottom of pump module
• Fuel tubes/lines/hoses
• Quick-connect fittings
• Fuel injector rail
• Fuel injectors
• Fuel tank
• Fuel tank filler/vent tube assembly
• Fuel tank filler tube cap
OPERATION
A returnless fuel system is used on all vehicles.
Fuel is returned through the fuel pump module and
back to the fuel tank. A separate fuel return line
from the tank to the engine is no longer used.
FUEL SYSTEM 14 - 1
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