Suzuki Wagon R Manual page 3861

6A4-34 ENGINE MECHANICAL (Z10XEP AND Z12XEP ENGINES)
5) Install crankshaft hub as follows.
NOTE:
Do not rotate crankshaft in this procedure so as not to
shift the 1st cylinder from TDC.
a) Remove special tool, and install crankshaft hub (1) to timing
chain cover.
Special tool
(A): 09912-38310
b) Tighten new crankshaft hub bolt as follows.
i) Position mark (2) of crankshaft hub to upward as shown in
figure.
ii) Install special tool to crankshaft hub.
Special tool
(B): 09912-48310
iii) Tighten new crankshaft hub bolt to 150 N·m (15 kg-m, 110
lb-ft), then retighten by turning crankshaft hub bolt through
45°.
Tightening torque
Crankshaft hub bolt
(a): Tighten 150 N·m (15 kg-m, 110 lb-ft) and 45° by the
specified procedure
c) Insert special tool to closure bolt hole until flange of special
tool contact with cylinder block.
Special tool
(A): 09912-38310