Suzuki Wagon R Manual page 3925

6B4-18 ENGINE COOLING (Z10XEP AND Z12XEP ENGINES)
4) Install water pump (1) with new gasket (2).
Tightening torque
Water pump bolt
(a): 8 N·m (0.8 kg-m, 6.0 lb-ft)
NOTE:
Ensure guide sleeves (3) are correctly seated.
5) Connect ECT sensor coupler.
6) Connect heater feed hose to water pump.
7) Connect preheater hose to water pump.
8) Install water pump pulley.
NOTE:
Tighten water pump pulley bolts by hand at this step.
9) Install accessory drive belt referring to "Accessory Drive Belt
Removal and Installation" in this section.
10) Tighten water pump pulley bolts as specified torque.
Tightening torque
Water pump pulley bolt:
20 N·m (2.0 kg-m, 14.5 lb-ft)
11) Connect coolant hose to water pump.
12) Install thermostat referring to "Thermostat Removal and
Installation" in this section.
13) Connect negative (–) cable at battery.
14) Refill coolant referring to "Cooling System Refill" in section
6B4.
15) Check each part for leakage.