Civic L4-1.3L Hybrid (2008)
Crankshaft: Testing and Inspection
Crankshaft Inspection
Crankshaft Inspection
Out-of-Round and Taper
1. Remove the crankshaft from the engine block.
2. Clean the crankshaft oil passages with pipe cleaners or a suitable brush.
3. Clean the keyway and threads.
4. Measure out-of round at the middle of each rod and the main journal in two places. The difference between measurements on each journal must
not be more than the service limit.
5. Measure taper at the edges of each rod and the main journal. The difference between measurements on each journal must not be more than the
service limit.
Journal Taper
Standard (New): 0.005 mm (0.0002 inch) max.
Service Limit: 0.010 mm (0.0004 inch)
Straightness
6. Place the engine block on the surface plate.
7. Clean and install the bearings on the No. 1 and No. 5 journals of the engine block.
8. Lower the crankshaft into the engine block.
9. Measure the runout on all of the main journals. Rotate the crankshaft two complete revolutions. The difference between measurements on each
journal must not be more than the service limit.