Suzuki GRAND VITARA Owner's Manual page 461

• If necessary, regrind crankshaft journal and select under-size bearing to use with it as follows.
a. Regrind journal to the following finished diameter.
Finished journal diameter
57.7380 – 57.7560 mm (2.27315 – 2.27385 in.)
b. Using micrometer, measure reground journal diameter.
Measurement should be taken in two directions perpendicular to each other in order to check for out-of-round.
c. Using journal diameter measured and alphabets stamped on lower crankcase, select an undersize bearing by
referring to the following table.
Check bearing clearance with newly selected undersize bearing.
Undersize bearing specification
Alphabets stamped
on lower crankcase
Crankshaft Position Sensor Plate
Check teeth of plate for damage.
If any damage is found, replace crankshaft (1).
2. Crankshaft position sensor plate
57.7500 – 57.7560 mm
(2.27362 – 2.27385 in.)
A Green & Red
B Black & Red
C Red only
I2RH01140194-01
Engine Mechanical: For J20 Engine 1D-127
I2RH01140193-01
Measured journal diameter
57.7440 – 57.7499 mm
(2.27338 – 2.27361 in.)
Black & Red
Red only
Yellow & Red
Oil Pump Sprocket
Check teeth of sprocket for wear or damage.
If any damage or wear is found, replace crankshaft (1).
2. Oil pump sprocket
57.7380 – 57.7439 mm
(2.27315 – 2.27337 in.)
Red only
Yellow & Red
Blue & Red
I2RH01140195-01