Kia Sorento: Troubleshooting

Symption

Suspect area

Remedy

Engine misfire with abnormal internal lower engine noises.

Worn crankshaft bearings
Loose or out of specification engine flywheel

Replace the crankshaft and bearings as required.
Repair or replace the flywheel as required.

Worn piston rings
(Oil consumption may or may not cause the engine to misfire.)

Inspect the cylinder for a loss of compression.
Repair or replace as required.

Worn crankshaft thrust bearings

Replace the crankshaft and bearings as required

Engine misfire with abnormal valve train noise.

Stuck valves.
(Carbon buidup on the valve stem)

Repair or replace as required

Excessive worn or mis-aligned timing chain
Out of specification valve clearances

Replace the timing chain and sprocket as required.

Worn camshaft lobes.

Replace the camshaft and valve lifters.

Engine misfire with coolant consumption

If the there is lack of power, excessive oil consumption or poor fuel economy, measure the compression pressure. 1. ...

Tool (Number and name) Illustration Use Crankshaft front oil seal installer (09214-2W100) (09231-H1100) Installation of the front oil seal A ...

Manuals list