JEEP LIBERTY 2007 KJ / 1.G Owners Manual

•Off-road or desert driving
NOTE:IfANYof these apply to you then change your
engine oil every 3,000 miles (5 000 km) or 3 months,
whichever comes first and follow “Schedule B” of the
“Maintenance Schedules” section of this manual.
NOTE:IfANYof these apply to you then flush and
replace your engine coolant/anti-freeze every 102,000
miles (170 000 km) or 60 months, whichever comes first,
and follow “Schedule B” of the “Maintenance Schedules”
section of this manual.
NOTE:Most vehicles are operated under the conditions
listed for Schedule “B.”
Second is Schedule“A”. It is for vehicles that are not
operated under any of the conditions listed under Sched-
ule “B.”Use the schedule that best describes your driving condi-
tions. Where time and mileage are listed, follow the
interval that occurs first.
CAUTION!
Failure to perform the required maintenance items
may result in damage to the vehicle.
At Each Stop for Fuel
•Check the engine oil level about 5 minutes after a fully
warmed engine is shut off. Checking the oil level while
the vehicle is on level ground will improve the accu-
racy of the oil level reading. Add oil only when the
level is at or below the ADD or MIN mark.
•Check the windshield washer solvent, add as required.
MAINTENANCE SCHEDULES 371
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Once a Month
•Check the tire pressure and look for unusual wear or
damage.
•Inspect the battery and clean and tighten the terminals
as required.
•Check the fluid levels of the coolant reservoir, brake
master cylinder, and transmission, and add as needed.
•Check all lights and all other electrical items for correct
operation.At Each Oil Change
•Change the engine oil filter.
•Inspect the exhaust system.
•Inspect brake hoses.
•Check the coolant level, hoses, and clamps.
•After completion of off-road operation, the underside
of the vehicle should be thoroughly inspected. Exam-
ine threaded fasteners for looseness.
372 MAINTENANCE SCHEDULES
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Schedule “B”
Follow this schedule if you usually operate your vehicle
under one or more of the following conditions.
•Day or night temperatures are below 32°F (0°C)
•Stop and go driving
•Excessive engine idling
•Driving in dusty conditions
•Short trips of less than 10 miles (16.2 km)
•More than 50% of your driving is at sustained high
speeds during hot weather, above 90°F (32°C)
•Trailer towing
•Taxi, police, or delivery service (commercial service)
•Off-road or desert driving
•If equipped for and operated with E-85 (ethanol)
fuel.
NOTE:IfANYof these apply to you then change your
engine oil every 3,000 miles (5 000 km) or 3 months,
whichever comes first and follow “Schedule B” of the
“Maintenance Schedules” section of this manual.
NOTE:IfANYof these apply to you then flush and
replace your engine coolant/anti-freeze every 102,000
miles (170 000 km) or 60 months, whichever comes first,
and follow “Schedule B” of the “Maintenance Schedules”
section of this manual.
SCHEDULE “B” 373
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Miles 3,000 6,000 9,000 12,000 15,000
(Kilometers) (5 000) (10 000) (15 000) (20 000) (25 000)
Change the engine oil and engine oil filter, if not
replaced at 3 months.X X XXX
Rotate the tires. X X
Inspect the engine air filter element, replace if
necessary.X
Inspect the brake linings. X
Drain and refill the front and rear axle fluid. X
374 SCHEDULE “B”
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Miles 18,000 21,000 24,000 27,000 30,000
(Kilometers) (30 000) (35 000) (40 000) (45 000) (50 000)
Change the engine oil and engine oil filter, if not
replaced at 3 months.X X XXX
Rotate the tires. X X X
Inspect the engine air filter element, replace if
necessary.X
Inspect the PCV Valve, and replace if necessary. X
Replace the spark plugs.X
Inspect the brake linings. X
Drain and refill the front and rear axle fluid. X
Inspect the manual transmission fluid, add as nec-
essary.X
Inspect the transfer case fluid, add if necessary. X
SCHEDULE “B” 375
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Miles 33,000 36,000 39,000 42,000 45,000
(Kilometers) (55 000) (60 000) (65 000) (70 000) (75 000)
Change the engine oil and engine oil filter, if not
replaced at 3 months.X X XXX
Rotate the tires. X X
Inspect the engine air filter element, replace if
necessary.X
Inspect the brake linings. X
Drain and refill the front and rear axle fluid. X
Inspect the drive belt, and replace as needed. X
376 SCHEDULE “B”
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Miles 48,000 51,000 54,000 57,000 60,000
(Kilometers) (80 000) (85 000) (90 000) (95 000) (100 000)
Change the engine oil and engine oil filter, if not replaced
at 3 months.X X XXX
Rotate the tires. X X X
Inspect the engine air filter element, replace if necessary.X
Inspect the PCV Valve, and replace if necessary. X
Replace the spark plugs.X
Inspect the brake linings. X X
Drain and refill the front and rear axle fluid. X
Inspect manual transmission fluid, add as necessary.X
Drain and refill the automatic transmission fluid. Replace
main sump filter and spin-on cooler return filter (if
equipped).‡X
Inspect the drive belt, and replace as needed. Not required
if belt was previously.X
Drain and refill the transfer case fluid. X
Flush and replace the engine coolant/anti-freeze. X
SCHEDULE “B” 377
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Miles 63,000 66,000 69,000 72,000 75,000
(Kilometers) (105 000) (110 000) (115 000) (120 000) (125 000)
Change the engine oil and engine oil filter, if not
replaced at 3 months.X X XXX
Rotate the tires. X X
Inspect the engine air filter element, replace if
necessary.X
Inspect the brake linings. X
Drain and refill the front and rear axle fluid. X
Inspect the drive belt, and replace as needed. Not
required if belt was previously replaced.X
378 SCHEDULE “B”
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Miles 78,000 81,000 84,000 87,000 90,000
(Kilometers) (130 000) (135 000) (140 000) (145 000) (150 000)
Change the engine oil and engine oil filter, if not
replaced at 3 months.X X XXX
Rotate the tires. X X X
Inspect the engine air filter element, replace if
necessary.X
Inspect the PCV Valve, and replace if necessary. X
Replace the spark plugs.X
Inspect the brake linings. X
Drain and refill the front and rear axle fluid. X
Inspect the drive belt, and replace as needed. Not
required if belt was previously replaced.X
Inspect the manual transmission fluid, add as nec-
essary.X
Inspect the transfer case fluid, add if necessary. X
SCHEDULE “B” 379
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Miles 93,000 96,000 99,000 102,000 105,000
(Kilometers) (155 000) (160 000) (165 000) (170 000) (175 000)
Change the engine oil and engine oil filter, if not
replaced at 3 months.X X XXX
Rotate the tires. X X
Inspect the engine air filter element, replace if
necessary.X
Inspect the brake linings. X
Drain and refill the front and rear axle fluid. X
Inspect the drive belt, and replace as needed. Not
required if belt was previously replaced.X
Flush and replace the engine coolant/anti-freeze, if
not done at 60,000 miles (100 000 km).X
380 SCHEDULE “B”
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