2006 JEEP LIBERTY Owners Manual

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.
Once a Month
•Check the tire pressure and look for unusual wear or
damage.
•Inspect the battery, clean and tighten the terminals as
required.
•Check the fluid levels of engine coolant/anti-freeze
deaeration bottle, brake master cylinder, and transmis-
sion, 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 engine coolant/anti-freeze level, hoses, and
clamps.
•Inspect engine accessory drive belts. Replace as neces-
sary.
•Inspect for the presence of water in the fuel filter/
water separator unit.
Tire Rotation
•Rotate the tires every 6,250 miles (10 000 km).
SCHEDULE “A” — GASOLINE ENGINES 385
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Schedule “B” — Diesel Engines
Follow schedule “B” 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.
•Extensive 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.
•Heavy loading.
•Taxi, police, or delivery service (commercial service).
•Off-road or desert driving.
386 SCHEDULE “B” — DIESEL ENGINES
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Miles 6,250 12,500 18,750 25,000 31,250
(Kilometers) (10 000) (20 000) (30 000) (40 000) (50 000)
Change the engine oil and engine oil filter. X X X X X
Inspect the engine air filter element. Replace as
necessary. XXX
Replace the engine air filter element. XX
Inspect the boost pressure solenoid filter. Replace
as necessary. X X XXX
Replace the fuel filter/water separator unit. X
Inspect the brake linings. X X
Drain and refill the front and rear axle fluid. X X
SCHEDULE “B” — DIESEL ENGINES 387
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Miles 37,500 43,750 50,000 56,250 62,500
(Kilometers) (60 000) (70 000) (80 000) (90 000)
(100 000)
Change the engine oil and engine oil filter. X X X X X
Inspect the engine air filter element. Replace as necessary. XX
Replace the engine air filter element. XXX
Inspect the boost pressure solenoid filter. Replace as necessary. X X X X
Replace the boost pressure solenoid filter, if not previously
replaced. X
Replace the fuel filter/water separator unit. X
Replace the engine accessory drive belt. X
Inspect the brake linings. X X X
Drain and refill the front and rear axle fluid. X X X
Drain and refill the transfer case fluid. X
Inspect the manual transmission fluid, add as necessary. X
Drain and refill the automatic transmission fluid, replace
sump filter, and spin-on cooler return filter (if equipped). X
388 SCHEDULE “B” — DIESEL ENGINES
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Miles 68,750 75,000 81,250 87,500 93,750 100,000
(Kilometers) (110 000) (120 000) (130 000) (140 000) (150 000) (160 000)
Change the engine oil and engine oil filter. X X X X X X
Inspect the engine air filter element. Re-
place as necessary. XXX
Replace the engine air filter element. XXX
Inspect the boost pressure solenoid filter. Re-
place as necessary. XXXXX
Replace the boost pressure solenoid filter, if
not previously replaced. X
Replace the engine accessory drive belt.* X
Replace the engine timing belt and idler pul-
leys. X
Inspect the engine timing belt tensioner, re-
place if necessary.† X
Replace the fuel filter/water separator unit. X X
Flush and replace the engine coolant/anti-
freeze. X
SCHEDULE “B” — DIESEL ENGINES 389
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Miles 68,750 75,000 81,250 87,500 93,750 100,000
(Kilometers) (110 000) (120 000) (130 000) (140 000) (150 000) (160 000)
Inspect the brake linings. X X
Drain and refill the front and rear axle fluid. X X
Applies only if vehicle is used for frequent trailer
towing, or fleet/commercial service.
† The replacement of such component is requested if
there is superficial wear, bearing clearance, or evident
grease leak. * This maintenance is not required if the belt was
previously replaced.
Inspection and service should be performed anytime a
malfunction is observed or suspected. Retain all receipts.
390 SCHEDULE “B” — DIESEL ENGINES
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Schedule “A” — Diesel Engines
Miles 12,500 25,000 37,500 50,000
(Kilometers) (20 000) (40 000) (60 000) (80 000)
Change the engine oil and engine oil filter. X X X X
Inspect the engine air filter element. Replace as neces-
sary. XX
Replace the engine air filter element. XX
Inspect the boost pressure solenoid filter. Replace as nec-
essary. XXX
Replace the boost pressure solenoid filter, if not previ-
ously replaced. X
Replace the fuel filter/water separator unit. X X
Inspect the brake linings. X X
Inspect the manual transmission fluid, add as necessary. X
Inspect the transfer case fluid. X
SCHEDULE “A” — DIESEL ENGINES 391
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Miles 62,500 75,000 87,500 100,000
(Kilometers) (100 000) (120 000) (140 000) (160 000)
Change the engine oil and engine oil filter. XXXX
Inspect the engine air filter element. Replace as necessary. XX
Replace the engine air filter element. XX
Inspect the boost pressure solenoid filter. Replace as necessary. X X X
Replace the boost pressure solenoid filter, if not previously replaced. X
Replace the fuel filter/water separator unit. X X
Replace the engine timing belt, and idler pulleys. X
Inspect the engine timing belt tensioner, replace if necessary.† X
Flush and replace the engine coolant/anti-freeze. X
Replace the engine accessory drive belt. X
Inspect the brake linings. X X
Inspect the transmission fluid, add as necessary. X
Inspect the transfer case fluid. X
† The replacement of such component is requested if
there is superficial wear, bearing clearance, or evident
grease leak. Inspection and service should be performed anytime a
malfunction is observed or suspected. Retain all receipts.
392 SCHEDULE “A” — DIESEL ENGINES
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