Suzuki LT-Z90 Manual page 213

Measure the relay coil resistance between the terminals with the
multi-circuit tester. If the resistance is not within the standard
range, replace the starter relay with a new one.
09900-25008: Multi-circuit tester set
Tester knob indication: Resistance (W)
Starter relay resistance: 3 – 6 W
• Tighten the starter relay lead wire mounting bolt to the speci-
fied torque.
Starter relay lead wire mounting bolts:
4.5 N·m (0.45 kgf-m, 3.0 lb-ft)
ELECTRICAL SYSTEM 6-17