0-22 Inspection Period Item Every month Every 3 months Every 6 months Every 12 months Every 170 hours Every 500 hours Every 1000 hours Every 2000 hours Wiring (including charging cord) Harness deterioration, champ damage and looseness Looseness in connecting parts, taping condition Connecting condition and damage of the battery connector I I I ← ← ← ← ← ← ← ← ← POWER TRANSFER SYSTEM Drive unit Oil leakage Oil level Bolt or nut looseness I I ← ← ← ← ← ← T Differential (35 ~ 55 model) Leak Oil level Bolt loosening I I ← ← ← ← ← ← T Planetary gear (35 ~ 55 model) Leak Oil level Bolt loosening I I ← ← ← ← ← ← T DRIVE SYSTEM Wheels Tire cuts, damage and uneven wearing Loose rim and hub nuts Tire groove depth Metal chips, pebbles and other foreign matter trapped in tire grooves Rim, side bearing and disc wheel damage Abnormal sound and looseness of front wheel bearing Abnormal sound and looseness of rear wheel bearing I T M I I I I ← ← ← ← ← ← ← ← ← ← ← ← ← ← ← ← ← ← ← ← ← Front axle Cracks, damage and deformation of housing I Rear axle Cracks, damage and deformation of beam Looseness of axle beam in vehicle longitudinal direction M* I M STEERING SYSTEM Steering wheel Play and looseness Function I I ← ← ← ← ← ← Steering valve Oil leak Looseness of mounting I T ← ← ← ← ← ← Power steering Oil leake Mounting and linkage looseness Damage of power steering hose I I ← ← ← ← ← ← I Knuckle King pin looseness Cracks and deformation I ← ← ← I