Electrical System -- General Service
Engine
1.3L EFI Engine Symptom
Chart
Difficult to Start During Hot or Cold
Start
Possible Source(s): Worn piston.
Action(s) to Take: REPLACE piston.
Possible Source(s): Worn piston ring
Action(s) to Take: REPLACE piston ring.
Possible Source(s): Worn cylinder.
Action(s) to Take: REPAIR or REPLACE engine block.
Possible Source(s): Cylinder head gasket
damaged.
Action(s) to Take: REPLACE cylinder head gasket.
Possible Source(s): Fuel system damaged or
malfunctioning.
Action(s) to Take: REFER to Fuel Charging and Controls.
Possible Source(s): Ignition system
malfunctioning.
Action(s) to Take: REFER to Engine Ignition.
Poor Idling
Possible Source(s): Burnt valve.
Action(s) to Take: REPLACE valve.
Possible Source(s): Hydraulic Lash Adjuster
(HLA) malfunctioning.
Action(s) to Take: REPLACE HLA.
Possible Source(s): Improper valve-to-valve
seat contact.
Action(s) to Take: REPAIR or REPLACE valve and/or valve seat.
Possible Source(s): Cylinder head gasket
damaged.
Action(s) to Take: REPLACE cylinder head gasket.
Possible Source(s): Fuel system damaged or
malfunctioning.
Action(s) to Take: REFER to Fuel Charging and Controls.
Possible Source(s): Ignition system
malfunctioning.
Action(s) to Take: REFER to Engine Ignition.
Excessive or Insufficient Combustion
Possible Source(s): Valve burnt or
sticking.
Action(s) to Take: REPLACE valve.
Possible Source(s): Valve spring weak or
broken.
Action(s) to Take: REPLACE valve spring.
Possible Source(s): Carbon accumulation in
combustion chamber.
Action(s) to Take: ELIMINATE carbon buildup.
Possible Source(s): Fuel system damaged or
malfunctioning.
Action(s) to Take: REFER to Fuel Charging and Controls.
Possible Source(s): Ignition system
malfunctioning.
Action(s) to Take: REFER to Engine Ignition.
Excessive Oil Consumption
Possible Source(s): Piston ring groove
worn.
Action(s) to Take: REPLACE piston.
Possible Source(s): Piston ring sticking.
Action(s) to Take: REPLACE piston ring.
Possible Source(s): Piston or cylinder
worn.
Action(s) to Take: REPLACE piston or engine block.
Possible Source(s): Valve seal worn.
Action(s) to Take: REPLACE valve seal.
Possible Source(s): Valve stem or guide
worn.
Action(s) to Take: REPLACE valve stem or valve guide
Possible Source(s): Oil leakage.
Action(s) to Take: REPAIR oil leakage.
Possible Source(s): Incorrect oil
viscosity.
Action(s) to Take: REPLACE the oil.
Possible Source(s): Diluted oil.
Action(s) to Take: CHECK oil for dilution. REPLACE if necessary.
Possible Source(s): Crankcase overfilled.
Action(s) to Take: CHECK oil level. FILL if necessary.
Possible Source(s): Incorrect oil pressure.
Action(s) to Take: CHECK oil pressure. REPAIR if necessary.
Engine Noise
Possible Source(s): Excessive main bearing
oil clearance.
Action(s) to Take: REPAIR or REPLACE main bearing.
Possible Source(s): Main bearing seized or
heat damage.
Action(s) to Take: REPLACE main bearing.
Possible Source(s): Excessive crankshaft
end play
Action(s) to Take: REPAIR or REPLACE crankshaft.
Possible Source(s): Excessive connecting
rod bearing oil clearance.
Action(s) to Take: REPAIR or REPLACE connecting rod.
Possible Source(s): Connecting rod bearing
heat damage
Action(s) to Take: REPLACE connecting rod bearing.
Possible Source(s): Cylinder worn.
Action(s) to Take: REPAIR or REPLACE engine block.
Possible Source(s): Piston or piston pin
worn.
Action(s) to Take: REPLACE piston or piston pin.
Possible Source(s): Piston ring damaged.
Action(s) to Take: REPLACE piston ring.
Possible Source(s): Piston seized.
Action(s) to Take: REPLACE piston.
Possible Source(s): Connecting rod bent.
Action(s) to Take: REPLACE connecting rod.
Possible Source(s): HLA malfunctioning.
Action(s) to Take: INSPECT/REPLACE HLA.
Possible Source(s): Valve spring broken.
Action(s) to Take: REPLACE valve spring.
Possible Source(s): Excessive valve guide
clearance.
Action(s) to Take: REPLACE valve guide.
Possible Source(s): Cooling system
malfunctioning (i.e. water pump, heater core, vibration of radiator, etc.)
Action(s) to Take: REFER to Engine Cooling.
Possible Source(s): Fuel system
malfunctioning.
Action(s) to Take: REFER to Fuel Charging and Controls.
Possible Source(s): Exhaust gas leakage.
Action(s) to Take: REPAIR leakage.
Possible Source(s): Generator bearing
malfunction
Action(s) to Take: REFER to Generator and Voltage Regulator.
Possible Source(s): Timing belt tensioner
malfunction.
Action(s) to Take: REPLACE timing belt tensioner.
Possible Source(s): Water pump bearing
malfunction
Action(s) to Take: REFER to Engine Cooling.
Insufficient Power
Possible Source(s): Valve seat compression
leakage
Action(s) to Take: REPAIR leakage.
Possible Source(s): Valve stem seized.
Action(s) to Take: REPLACE valve stem.
Possible Source(s): Valve spring weak or
broken.
Action(s) to Take: REPLACE valve spring.
Possible Source(s): Cylinder head gasket
damaged.
Action(s) to Take: REPLACE cylinder head gasket.
Possible Source(s): Cylinder head cracked
or distorted.
Action(s) to Take: REPLACE cylinder head.
Possible Source(s): Piston ring damaged,
worn, or sticking.
Action(s) to Take: REPLACE piston ring.
Possible Source(s): Piston cracked or worn.
Action(s) to Take: REPLACE piston.
Possible Source(s): Fuel system damaged or
malfunctioning.
Action(s) to Take: REFER to Fuel Charging and Controls
Possible Source(s): Ignition system damaged
or malfunctioning.
Action(s) to Take: REFER to Engine Ignition.
Possible Source(s): Clutch slipping.
Action(s) to Take: REFER to Clutch System -- General Service.
Possible Source(s): Brakes dragging.
Action(s) to Take: REFER to Brake System -- General Service.
Possible Source(s): Tire size incorrect.
Action(s) to Take: REFER to Wheels and Tires.
ADJUSTMENTS
CLEANING AND INSPECTION
The following procedures
apply to a base 1.3L engine that has been disassembled to its major
components. The components are:
Cylinder block
Crankshaft
Connecting rod and piston
assemblies
Cylinder head assembly
Oil pump
Procedures described in
Cleaning and Inspection can be performed by a qualified technician in a
satisfactorily equipped dealership or service facility.
Cylinder Block
Crankshaft
Connecting Rod and Piston
Cylinder Head
Hydraulic Lash Adjusters
Valves
Valve Guide Replacement
Valve Springs
Valve Seats
Camshaft Specifications
Camshaft Bores
Rocker Arms and Shafts
Oil Pump
Camshaft
Camshaft Bores
Camshaft Specifications
Camshaft Sprocket
Camshaft Timing
Connecting Rod and Piston,
REMOVAL AND INSTALLATION
Connecting Rod and Piston,
DISASSEMBLY AND ASSEMBLY
Connecting Rod and Piston,
CLEANING AND INSPECTION
Crankshaft, REMOVAL AND
INSTALLATION
Crankshaft, CLEANING AND
INSPECTION
Crankshaft Main Bearing
Insert
Crankshaft Pulley
Crankshaft Sprocket
Cylinder Block
Cylinder Head, REMOVAL AND
INSTALLATION
Cylinder Head, DISASSEMBLY
AND ASSEMBLY
Cylinder Head, CLEANING AND
INSPECTION
DESCRIPTION AND OPERATION
DIAGNOSIS AND TESTING
DISASSEMBLY AND ASSEMBLY
Drive Belts
Engine
Exhaust Manifold
Flywheel
Front Camshaft Seal
Hydraulic Lash Adjuster
Hydraulic Lash Adjusters
Intake Manifold
Oil Filter
Oil Pan
Oil Pump, REMOVAL AND
INSTALLATION
Oil Pump, CLEANING AND
INSPECTION
On-Bench Service Procedures
REMOVAL AND INSTALLATION
Rear Crankshaft Seal
Rocker Arms and Shafts
Rocker Arms, Valve Springs,
and Valve Stem Seals
SPECIAL SERVICE TOOLS
SPECIFICATIONS
Thermostat Housing
Timing Belt
Timing Belt Covers
Timing Belt Tensioner
Valve Cover
Valve Guide Replacement
Valve Seats
Valve Springs
Valves
Water Pump
Water Pump Pulley
Engine -- General Service
Engine Cooling
Engine Ignition
Exhaust System -- General Service