Emission Control System Maintenance

Abbreviations: R = Replace. I = Inspect. Correct or replace if necessary. [ ]: At the mileage intervals only

EMISSION CONTROL SYSTEM MAINTENANCE

MAINTENANCE OPERATION

MAINTENANCE INTERVAL

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Perform at number of miles, kilometers or months, whichever comes first.

Miles x 1,000 (km x 1,000) Months

7.5 (12) 6

15 (24) 12

22.5 (36) 18

30 (48) 24

37.5 (60) 30

45 (72) 36

52.5 (84) 42

60 (96) 48

Drive belts

NOTE ⁽¹⁾

I⁽⁵⁾

(QR),Checking Drive Belt [QR25DE] (VQ)Checking Drive Belts [VQ40DE]

Air cleaner filter

[R]

(QR), Air Cleaner Removal and Installation [QR25DE] (VQ)Air Cleaner Removal and Installation [VQ40DE]

EVAP vapor lines

I⁽⁵⁾

(QR), Checking EVAP Vapor Line [QR25DE] (VQ)Checking EVAP Vapor Line [VQ40DE]

Fuel lines

I⁽⁵⁾

(QR), Checking Fuel Line [QR25DE] (VQ)Checking Fuel Line [VQ40DE]

Fuel filter

NOTE ⁽²⁾

Engine coolant

NOTE ⁽³⁾

R⁽⁵⁾

(QR), Engine Coolant System Inspection [QR25DE] (VQ)Engine Coolant System Inspection [VQ40DE]

Engine oil

(QR), Engine Oil Inspection [QR25DE] (VQ)Engine Oil Inspection [VQ40DE]

Engine oil filter

(QR), Oil Filter Removal and Installation [QR25DE] (VQ)Oil Filter Removal and Installation [VQ40DE]

Spark plugs (Platinum-tipped type for QR and iridium-tipped type for VQ)

Replace every 105,000 miles (169,000 km).

(QR), Spark Plug Removal and Installation [QR25DE] (VQ)Spark Plug Removal and Installation [VQ40DE]

Intake and exhaust valve clearance⁽⁵⁾

NOTE ⁽⁴⁾

(QR), SERVICE DATA AND SPECIFICATIONS (VQ)SERVICE DATA AND SPECIFICATIONS

⁽¹⁾	After 60,000 miles (96,000 km) or 48 months, inspect every 15,000 miles (24,000 km) or 12 months. Replace the drive belts if found damaged or if the auto belt tensioner reaches the maximum limit.

⁽²⁾	Maintenance-free item. For service procedures, go to FUEL SYSTEM .

⁽³⁾	After 60,000 miles (96,000 km) or 48 months, replace every 30,000 miles (48,000 km) or 24 months.

⁽⁴⁾	Periodic maintenance is not required. However, if valve noise increases, inspect valve clearance.

⁽⁵⁾	Maintenance items and intervals with "*" are recommended for reliable vehicle operation. The owner need not perform such maintenance in order to maintain the emission warranty or manufacturer recall liability. Other maintenance items and intervals are required.