2008 Highlander Hybrid Scheduled Maintenance Guide
120,000 Miles or 144 Months
Re-torque drive shaft boltReplace cabin air filterReplace engine air filterReplace engine oil and oil filter1
Replace spark plugs5
Rotate tiresVisually inspect brake linings/drums and brake pads/discs4
Inspect the following:
__ Automatic transmission fluid
__ Ball joints and dust covers
__ Brake lines and hoses
__ Drive shaft boots
__ Engine valve clearance
6
__ Engine/inverter coolant3
__ Exhaust pipes and mountings
__ Front differential oil__ Fuel lines and connections, fuel tank band
and fuel tank vapor vent system hoses
__ Fuel tank cap gasket
__ Radiator, condenser and/or intercooler
__ Rear differential oil
__ Steering gear box
__ Steering linkage and boots
Additional Maintenance Items for Special Operating Conditions2
Driving on dirt roads or dusty roads:Tighten nuts and bolts on chassis
Driving while towing:
Replace automatic transmission fluidReplace front differential oilReplace rear differential oilTighten nuts and bolts on chassis
D
EALERSERVICEVERIFICATION:
D
ATE:
M
ILEAGE:
MAINTENANCE LOG
21
1Reset the oil replacement reminder light (9MAINT REQD9) or the message9OIL MAINTENANCE REQUIRED9on the
multi-information display after engine oil replacement.
2Perform these service items only if you drive primarily under the conditions indicated.3Refer to9Engine/inverter Coolant9in the9Explanation of Maintenance Items9section in the back of this guide for more
information.
4Inspect thickness measurement and disc runout.5Maintenance services of spark plugs are required under the terms of the Emissions Control Warranty.6Check for tappet noise and engine vibration and adjust if necessary.
2008 Scheduled Maintenance GuideHIGHLANDERHYBRID
SPARK PLUGS
Replace at specified intervals. Install new plugs of the same type as originally equipped. A
qualified technician should perform this operation.
STEERING GEAR BOX
Inspect for signs of leakage. If you discover any leakage, have it repaired immediately by a
qualified technician.
STEERING LINKAGE AND BOOTS
With the vehicle stopped, check for excessive freeplay in the steering wheel. Inspect the linkage
for bending and damage and the dust boots for deterioration, cracks and damage. Replace any
damaged parts. A qualified technician should perform these operations.
TIRE ROTATION
Tires should be rotated according to the instructions in theOwner's Manual. When rotating
tires, check for damage and uneven wear. Replace if necessary.
EXPLANATION OF MAINTENANCE ITEMS
24
