Pistons and Rods Inspection

WARNING: This page is about a different car, the 2005 Suzuki Reno and 2005 Suzuki Forenza. However, it is still accessible from the selected car via links, so may be relevant.

Inspect the connecting rod for bending or twisting. If the connecting rod is bent or twisted, replace the connecting rod.
Inspect the connecting rod bearings.
Inspect the connecting rod lower end for wear.
Inspect the connecting rod upper end for scoring.
Inspect the crankshaft rod bearing journal for wear. Refer to "ENGINE SPECIFICATIONS :".
Inspect the piston for scoring, cracks, and wear.
Inspect the piston for taper using a micrometer.

Fig 1: Inspecting Piston For Taper Using Micrometer
Courtesy of SUZUKI OF AMERICA CORP.
Inspect the piston for fit to the connecting rod.

Fig 2: Inspecting Piston For Fit To Connecting Rod
Courtesy of SUZUKI OF AMERICA CORP.
Inspect the engine block deck surface for flatness using a straight edge and a feeler gauge. Refer to "ENGINE SPECIFICATIONS :".
Inspect the bearing bore for concentricity and alignment using cylinder bore check gauge J-8087. Refer to "ENGINE SPECIFICATIONS :". If the bearing bore is beyond specifications, replace the engine block.
Inspect the engine block cylinder bore for wear, runout, ridging and taper using a bore gauge. Refer to "ENGINE SPECIFICATIONS :".
Inspect the engine block cylinder bore for glazing. Lightly hone the cylinder bore as necessary.

Fig 3: Inspecting Engine Block Cylinder Bore
Courtesy of SUZUKI OF AMERICA CORP.