
- •GENERAL INFORMATION
- •FUEL REQUIREMENTS
- •VEHICLES WITHOUT TURBOCHARGED ENGINES
- •VEHICLES WITH 2.2L 16 VALVE ENGINES
- •THE FOLLOWING IS APPLICABLE TO ALL VEHICLES
- •FUEL DELIVERY SYSTEM
- •FUEL HOSES, CLAMPS, AND QUICK CONNECT FITTINGS
- •HOSES AND CLAMPS
- •QUICK CONNECT FITTINGS
- •FUEL PUMP ASSEMBLY
- •FUEL SYSTEM PRESSURE
- •MECHANICAL MALFUNCTIONS
- •FUEL PUMP REMOVAL
- •FUEL PUMP STRAINER SERVICE
- •FUEL PUMP INSTALLATION
- •REMOVAL
- •INSTALLATION
- •CHASSIS FUEL TUBES
- •FUEL TANKS
- •GENERAL INFORMATION
- •FUEL TANK FILLER TUBE
- •PRESSURE VACUUM FILLER CAPS
- •FUEL SYSTEM PRESSURE RELEASE PROCEDURE
- •FUEL TANK
- •DRAINING FUEL TANK
- •FUEL TANK CAPACITIES
- •FUEL TANK REMOVAL
- •INSTALLATION
- •FUEL PUMP
- •FUEL RESERVOIR
- •FUEL LEVEL SENDING UNIT
- •DIAGNOSIS
- •REMOVAL
- •INSTALLATION
- •REMOVAL
- •INSTALLATION
- •ACCELERATOR PEDAL AND THROTTLE CABLE
- •ACCELERATOR PEDAL
- •REMOVAL
- •INSTALLATION
- •THROTTLE CABLE
- •REMOVAL
- •INSTALLATION
- •GENERAL INFORMATION
- •SYSTEM DIAGNOSIS
- •ENGINE CONTROLLER
- •MODES OF OPERATION
- •FUEL PRESSURE REGULATOR
- •THROTTLE BODY
- •FUEL SYSTEM DIAGRAM
- •VISUAL INSPECTION
- •ON BOARD DIAGNOSTICS
- •MONITORED CIRCUITS
- •HIGH AND LOW LIMITS
- •FAULT CODE DESCRIPTION
- •SYSTEMS TEST
- •OBTAINING FAULT CODES
- •STATE DISPLAY TEST MODE
- •STATE DISPLAY INPUTS AND OUTPUTS
- •STATE DISPLAY SENSORS
- •CIRCUIT ACTUATION TEST MODE
- •OBTAINING CIRCUIT ACTUATION TEST
- •THROTTLE BODY MINIMUM AIR FLOW CHECK PROCEDURE
- •IGNITION TIMING PROCEDURE
- •IDLE SPECIFICATIONS
- •FAULT CODE DESCRIPTION
- •FAULT CODE DESCRIPTION
- •FUEL LINES AND HOSES
- •FUEL SYSTEM PRESSURE RELEASE PROCEDURE
- •THROTTLE BODY
- •REMOVAL
- •INSTALLATION
- •FUEL FITTING
- •REMOVAL
- •INSTALLATION
- •FUEL PRESSURE REGULATOR
- •REMOVAL
- •INSTALLATION
- •FUEL INJECTOR
- •REMOVAL
- •INSTALLATION
- •THROTTLE POSITION SENSOR
- •REMOVAL
- •INSTALLATION
- •AUTOMATIC IDLE SPEED (AIS) MOTOR
- •REMOVAL
- •INSTALLATION
- •MANIFOLD ABSOLUTE PRESSURE SENSOR
- •REMOVAL
- •CANISTER PURGE SOLENOID
- •REMOVAL
- •INSTALLATION
- •ENGINE CONTROLLER SERVICE
- •OXYGEN SENSOR (O2 SENSOR)
- •GENERAL INFORMATION
- •SYSTEM DIAGNOSIS
- •ENGINE CONTROLLER
- •MODES OF OPERATION
- •IGNITION SWITCH ON (ZERO RPM) MODE
- •CRUISE OR IDLE MODE
- •ACCELERATION MODE
- •DECELERATION MODE
- •WIDE OPEN THROTTLE MODE
- •IGNITION SWITCH OFF MODE
- •THROTTLE BODY
- •FUEL SUPPLY CIRCUIT
- •FUEL INJECTORS AND FUEL RAIL ASSEMBLY
- •FUEL PRESSURE REGULATOR
- •FUEL SYSTEM DIAGRAM
- •VISUAL INSPECTION
- •ON BOARD DIAGNOSTICS
- •MONITORED CIRCUITS
- •HIGH AND LOW LIMITS
- •FAULT CODE DESCRIPTION
- •FAULT CODE DESCRIPTION
- •SYSTEM TESTS
- •OBTAINING FAULT CODES
- •STATE DISPLAY TEST MODE
- •STATE DISPLAY INPUTS AND OUTPUTS
- •STATE DISPLAY SENSORS
- •CIRCUIT ACTUATION TEST MODE
- •OBTAINING CIRCUIT ACTUATION TEST
- •THROTTLE BODY MINIMUM AIR FLOW CHECK PROCEDURE
- •IGNITION TIMING PROCEDURE
- •IDLE SPECIFICATIONS
- •THROTTLE BODY
- •FUEL SYSTEM PRESSURE RELEASE PROCEDURE
- •THROTTLE POSITION SENSOR (TPS)
- •REMOVAL
- •INSTALLATION
- •AUTOMATIC IDLE SPEED (AIS) MOTOR
- •REMOVAL
- •INSTALLATION
- •THROTTLE BODY REMOVAL
- •FUEL INJECTOR RAIL ASSEMBLY
- •REMOVAL
- •INSTALLATION
- •FUEL INJECTOR
- •REMOVAL
- •INSTALLATION
- •FUEL PRESSURE REGULATOR
- •REMOVAL
- •INSTALLATION
- •MANIFOLD ABSOLUTE PRESSURE (MAP) SENSOR SERVICE
- •WASTEGATE SOLENOID AND CANISTER PURGE SOLENOID
- •ENGINE CONTROLLER SERVICE
- •HEATED OXYGEN SENSOR (O2 SENSOR)
- •GENERAL INFORMATION
- •SYSTEM DIAGNOSIS
- •ENGINE CONTROLLER
- •MODES OF OPERATION
- •IGNITION SWITCH ON (ZERO RPM) MODE
- •CRUISE OR IDLE MODE
- •ACCELERATION MODE
- •DECELERATION MODE
- •WIDE OPEN THROTTLE MODE
- •IGNITION SWITCH OFF MODE
- •THROTTLE BODY
- •FUEL SUPPLY CIRCUIT
- •FUEL INJECTORS AND FUEL RAIL ASSEMBLY
- •FUEL PRESSURE REGULATOR
- •FUEL SYSTEM DIAGRAM
- •VISUAL INSPECTION
- •ON BOARD DIAGNOSTICS
- •MONITORED CIRCUITS
- •HIGH AND LOW LIMITS
- •FAULT CODE DESCRIPTION
- •FAULT CODE DESCRIPTION
- •SYSTEM TESTS
- •OBTAINING FAULT CODES
- •STATE DISPLAY TEST MODE
- •STATE DISPLAY INPUTS AND OUTPUTS
- •STATE DISPLAY SENSORS
- •CIRCUIT ACTUATION TEST MODE
- •OBTAINING CIRCUIT ACTUATION TEST
- •THROTTLE BODY MINIMUM AIR FLOW CHECK PROCEDURE
- •IGNITION TIMING PROCEDURE
- •IDLE SPECIFICATIONS
- •THROTTLE BODY
- •FUEL SYSTEM PRESSURE RELEASE PROCEDURE
- •THROTTLE POSITION SENSOR (TPS)
- •REMOVAL
- •INSTALLATION
- •AUTOMATIC IDLE SPEED (AIS) MOTOR
- •REMOVAL
- •INSTALLATION
- •THROTTLE BODY REMOVAL
- •INSTALLATION
- •FUEL INJECTOR RAIL ASSEMBLY
- •REMOVAL
- •INSTALLATION
- •FUEL INJECTORS
- •REMOVAL
- •INSTALLATION
- •FUEL PRESSURE REGULATOR
- •REMOVAL
- •INSTALLATION
- •MANIFOLD ABSOLUTE PRESSURE (MAP) SENSOR SERVICE
- •WASTEGATE AND CANISTER PURGE SOLENOID SERVICE
- •ENGINE CONTROLLER SERVICE
- •HEATED OXYGEN SENSOR (O2 SENSOR)
- •GENERAL INFORMATION
- •SYSTEM DIAGNOSIS
- •ENGINE CONTROLLER
- •MODES OF OPERATION
- •THROTTLE BODY
- •FUEL SUPPLY CIRCUIT
- •FUEL PRESSURE REGULATOR
- •FUEL SYSTEM DIAGRAM
- •VISUAL INSPECTION
- •ON BOARD DIAGNOSTICS
- •MONITORED CIRCUITS
- •HIGH AND LOW LIMITS
- •FAULT CODE DESCRIPTION
- •FAULT CODE DESCRIPTION
- •SYSTEM TESTS
- •OBTAINING FAULT CODES
- •STATE DISPLAY TEST MODE
- •STATE DISPLAY INPUTS AND OUTPUTS
- •STATE DISPLAY SENSORS
- •CIRCUIT ACTUATION TEST MODE
- •OBTAINING CIRCUIT ACTUATION TEST
- •THROTTLE BODY MINIMUM AIR FLOW CHECK PROCEDURE
- •IDLE SPECIFICATIONS
- •IGNITION TIMING PROCEDURE
- •THROTTLE BODY SERVICE
- •THROTTLE BODY
- •FUEL SYSTEM PRESSURE RELEASE PROCEDURE
- •THROTTLE POSITION SENSOR
- •REMOVAL
- •INSTALLATION
- •AUTOMATIC IDLE SPEED (AIS) MOTOR
- •REMOVAL
- •INSTALLATION
- •FUEL INJECTOR RAIL ASSEMBLY
- •REMOVAL
- •INSTALLATION
- •FUEL PRESSURE REGULATOR SERVICE
- •REMOVAL
- •INSTALLATION
- •FUEL INJECTORS
- •REMOVAL
- •INSTALLATION
- •MANIFOLD ABSOLUTE PRESSURE (MAP) SENSOR
- •CANISTER PURGE SOLENOID SERVICE
- •ENGINE CONTROLLER
- •HEATED OXYGEN SENSOR (O2 SENSOR)
- •GENERAL INFORMATION
- •SYSTEM DIAGNOSIS
- •ENGINE CONTROLLER
- •MODES OF OPERATION
- •THROTTLE BODY
- •FUEL SUPPLY CIRCUIT
- •FUEL INJECTORS AND FUEL RAIL ASSEMBLY
- •FUEL PRESSURE REGULATOR
- •FUEL SYSTEM DIAGRAM
- •VISUAL INSPECTION
- •ON BOARD DIAGNOSTICS
- •MONITORED CIRCUITS
- •HIGH AND LOW LIMITS
- •FAULT CODE DESCRIPTION
- •SYSTEM TESTS
- •OBTAINING FAULT CODES
- •STATE DISPLAY TEST MODE
- •STATE DISPLAY INPUTS AND OUTPUTS
- •STATE DISPLAY SENSORS
- •CIRCUIT ACTUATION TEST MODE
- •OBTAINING CIRCUIT ACTUATION TEST
- •THROTTLE BODY MINIMUM AIR FLOW CHECK PROCEDURE
- •IDLE SPECIFICATIONS
- •FAULT CODE DESCRIPTION
- •THROTTLE BODY REMOVAL
- •THROTTLE BODY
- •FUEL SYSTEM PRESSURE RELEASE PROCEDURE
- •THROTTLE POSITION SENSOR
- •REMOVAL
- •INSTALLATION
- •AUTOMATIC IDLE SPEED (AIS) MOTOR
- •REMOVAL
- •INSTALLATION
- •FUEL INJECTOR RAIL ASSEMBLY
- •REMOVAL
- •INSTALLATION
- •FUEL PRESSURE REGULATOR
- •REMOVAL
- •INSTALLATION
- •FUEL INJECTOR
- •REMOVAL
- •INSTALLATION
- •MANIFOLD ABSOLUTE PRESSURE (MAP) SENSOR
- •CANISTER PURGE SOLENOID SERVICE
- •ENGINE CONTROLLER SERVICE
- •CRANKSHAFT TIMING SENSOR
- •REMOVAL
- •INSTALLATION
- •CAMSHAFT SENSOR SERVICE
- •REMOVAL
- •INSTALLATION
- •HEATED OXYGEN SENSOR (O2 SENSOR) SERVICE
- •SPECIFICATIONS
- •TEMPERATURE SENSOR SPECIFICATIONS
- •TORQUE

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FUEL SYSTEMS 14 - 13 |
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FUEL LEVEL SENDING UNIT
DIAGNOSIS
Refer to Group 8ÐElectrical
REMOVAL
The fuel tank must be removed to service the fuel sending unit. Refer to Fuel Tank Removal in this section.
(1)Using a hammer and brass drift punch, carefully tap lock ring counterclockwise to release sending unit.
(2)Lift level unit and O-ring away from tank (Fig.
4).
Fig. 4 Fuel Tank Sending Unit
INSTALLATION
(1) Wipe seal area of tank clean and place a new O-ring seal in position.
(3)Place sending unit in tank. Position lock ring in place. Using a brass drift and hammer, tap ring in a clockwise direction (Fig. 5).
(4)Install tank.
FUEL TANK PRESSURE RELIEF AND ROLL-OVER VALVE
REMOVAL
(1)Remove fuel tank. Refer to Fuel Tank Removal in this section.
(2)Wedge the blade of a screwdriver between the rubber grommet and the fuel tank where the support rib is located (Fig. 6). Do not wedge between the valve and the grommet. This could damage the valve during removal.
(3)Use a second screwdriver as a support to pry the valve and grommet assembly from the tank.
Fig. 5 Servicing Sending Unit
Fig. 6 Removing Pressure Relief/Rollover Valve
(4) Place the valve upright on a flat surface. Push down on the grommet and peel it off the valve.
INSTALLATION
(1) Install the rubber grommet in the fuel tank by working it around the curled lip of the tank (Fig. 7).
CAUTION: Only use power steering fluid to lubricate the pressure relief/rollover valve grommet.
(2)Lightly lubricate the grommet with power steering fluid only and push the valve downward into the grommet. Twist valve until properly positioned.
(3)Install fuel tank (refer to fuel tank installation).