General Diagnosis - SSANGYONG 2004 Rexton 2.7XDi Workshop Manual

DI01-10

GENERAL DIAGNOSIS

Condition
Hard Starting Malfunction of
(With normal Ignition System
cranking)
Malfunction of
Fuel System
Decline of
Compression
Pressure
Others
Lack of Engine Decline of
Power Compression
Pressure
Malfunction of
Ignition System
CHANGED BY
EFFECTIVE DATE
AFFECTED VIN
Probable Cause
•
Faulty fuse.
•
Faulty spark plug.
•
Electric leakage at the high
tension cable.
•
Poor connection of the high
tension cable or lead wires.
•
Improper ignition timing.
•
Faulty ignition coil.
•
Lock of fuel in the fuel tank.
•
Dirty or clogged fuel filter.
•
Clogged fuel pipe.
•
Malfunction of the fuel pump.
•
Malfunction of the fuel injector.
•
The foreign material in the fuel
tank.
•
Poor tightening spark plug.
•
Cracked cylinder head gasket.
•
Inadequate the valve clearance.
•
Leakage of the valve clearance.
•
Interference of the valve stem.
•
Low elasticity or damage of the
valve spring.
•
Abnormal interference of pistons
and cylinders.
•
Excessive wear of pistons,
rings, or cylinders.
•
Broken timing belt.
•
Loosening, damage or leakage
of the vacuum hose.
•
Leakage of intake system.
•
Refer to above in this page.
•
Improper ignition timing.
•
Faulty spark plug.
•
Electric leakage or poor
connection of the high tension
cable.
Correction
• Replace the fuse.
• Clean, adjust the plug gap or
replace.
•
Replace the cable.
•
Replace the cable or wires.
•
Adjust the ignition timing.
•
Replace the ignition coil.
•
Feed the fuel.
•
Replace the filter.
•
Clean the fuel pipe.
•
Replace the fuel pump.
•
Replace the injector.
•
Clean the fuel tank.
•
Tighten to the specified torque.
Compression
•
Replace the gasket.
•
Adjust the clearance.
•
Repair the valve.
•
Replace the valve or the valve
guide.
•
Replace the valve spring.
•
Replace the piston ring.
•
Replace the ring or the piston
and boring or replace the
cylinder.
•
Replace the belt.
•
Connect the hose correctly or
replace it.
•
Replace intake system.
•
Refer to above in this page.
•
Adjust the ignition timing.
•
Adjust or replace the spark plug.
•
Connect the cable correctly or
replace it.
ENGINE ASSEMBLY
DI ENG SM - 2004.4