April 5, 2026: LEMON Manuals is launched! Read the announcement.

Service Intervals & Specifications

REPLACEMENT INTERVALS ⁽¹⁾

Component

Months ⁽²⁾

⁽²⁾ Miles

Accessory Drive Belts ⁽³⁾

48

60,000

Air Filter ⁽⁴⁾

24

30,000

Coolant ⁽⁵⁾

48

60,000

Fuel Filter

⁽⁶⁾

⁽⁶⁾

Oil & Filter

6

7500

Spark Plugs

⁽⁷⁾

⁽⁸⁾

Valve Clearance (Q45 Only)

⁽⁹⁾

⁽⁹⁾

⁽¹⁾	More often under severe operating conditions.

⁽²⁾	Perform at month or mile interval, whichever comes first.

⁽³⁾	After 60,000 miles, inspect every 12 months or 15,000 miles. Replace, if necessary.

⁽⁴⁾	If operating mainly in dusty conditions, more frequent maintenance may be required.

⁽⁵⁾	First change, then every 24 months or 30,000 miles.

⁽⁶⁾	On Q45, fuel filter is maintenance-free. On G20, replace when plugged.

⁽⁷⁾	Information not available from manufacturer.

⁽⁸⁾	Replace platinum spark plugs every 105,000 miles. Replace conventional spark plugs every 30,000 miles.

⁽⁹⁾	If valve noise increases, inspect valve clearance.