radiator cap TOYOTA HIGHLANDER 2020 Warranties & Maintenance Guides (in English)

41Maintenance Log
MAINTENANCE LOG
MAINTENANCE
30,000 miles or 36 months
Add Toyota EFI Tank Additive or equivalent
(Hawaii, Puerto Rico and Saipan only)
Check installation of driver’s floor mat
Inspect and adjust all fluid levels1
Inspect wiper blades
Re-torque propeller shaft bolt (4WD)
Inspect the following:
_
Automatic transmission fluid cooler
hoses and connections
_
Automatic transmission for signs of leakage
_
Ball joints and dust covers
_
Brake lines and hoses
_
Brake linings/drums and
brake pads/discs
5
_
Drive shaft boots
_
Engine coolant
6
_
Additional Maintenance Items for Special Operating Conditions3
Driving on dirt roads or dusty roads:Tighten nuts and bolts on chassis and body
Driving while towing, using a car-top carrier, or heavy vehicle loading:7
Tighten nuts and bolts on chassis and body


_
Engine oil cooler hoses and connections
_
Exhaust pipes and mountings
_
Fuel lines and connections, fuel tank band
and fuel tank vapor vent system hoses
_
Fuel tank cap gasket
_
Radiator and condenser
_
Steering gear
_
Steering linkage and boots
1 Inspect sealed transmissions, transfer cases and differentials for signs of leakage. If any leakage from a sealed
component is suspected, it is recommended that you have the sealed component inspected by a Toyota dealer. Inspect
power steering fluid (if equipped) and brake fluid level/condition. Inspect engine and inverter (if equipped) coolant
level/condition/freezing point. Your dealer may recommend services (Dealer-Recommended Maintenance) based on
inspection results.
2
Reset the oil replacement reminder light (“MAINT REQD”) or the message “OIL MAINTENANCE REQUIRED” on the
multi-information display after maintenance at every 5,000 miles.
3
Perform these service items only if you drive primarily under the conditions indicated. 4 Includes operating on roads which road salt has been applied.5 Inspect thickness measurement and disc runout.6
Refer to “Engine Coolant” in the “Explanation of Maintenance Items” section in the back of this guide for more information.7
Not all vehicles are designed for towing. Refer to your Vehicle Owner’s Manual for details.
Replace cabin air filter
Replace engine air filter
Replace engine oil and oil filter2
Replace rear differential oil (4WD)
Replace transfer case oil (4WD)
Rotate tires
DEALER SERVICE VERIFICATION:
D
ATE:
MILEAGE:

45Maintenance Log
MAINTENANCE LOG
MAINTENANCE
60,000 miles or 72 months
Add Toyota EFI Tank Additive or equivalent
(Hawaii, Puerto Rico and Saipan only)
Check installation of driver’s floor mat
Inspect and adjust all fluid levels1
Inspect wiper blades
Re-torque propeller shaft bolt (4WD)
Replace cabin air filter
Inspect the following:
_
Automatic transmission fluid cooler
hoses and connections
_
Automatic transmission for signs of leakage
_
Ball joints and dust covers
_
Brake lines and hoses
_
Brake linings/drums and
brake pads/discs
6
_
Drive belts7
_
Drive shaft boots
Additional Maintenance Items for Special Operating Conditions3
Driving on dirt roads or dusty roads:Tighten nuts and bolts on chassis and body
Driving while towing, using a car-top carrier, or heavy vehicle loading:9
Replace automatic transmission fluid
Tighten nuts and bolts on chassis and body
Extensive idling and/or low speed driving for a long distance such as police, taxi or
door-to-door delivery use:
Replace automatic transmission fluid

1
Inspect sealed transmissions, transfer cases and differentials for signs of leakage. If any leakage from a sealed
component is suspected, it is recommended that you have the sealed component inspected by a Toyota dealer. Inspect
power steering fluid (if equipped) and brake fluid level/condition. Inspect engine and inverter (if equipped) coolant
level/condition/freezing point. Your dealer may recommend services (Dealer-Recommended Maintenance) based on
inspection results.
2
Reset the oil replacement reminder light (“MAINT REQD”) or the message “OIL MAINTENANCE REQUIRED” on the
multi-information display after maintenance at every 5,000 miles.
3
Perform these service items only if you drive primarily under the conditions indicated. 4 Includes operating on roads which road salt has been applied.5 Maintenance services of spark plugs are required under the terms of the Emissions Control Warranty. 6 Inspect thickness measurement and disc runout.7 Initial inspection at 60,000 miles/ 72 months. Inspect every 15,000 miles/18 months thereafter. 8
Refer to “Engine Coolant” in the “Explanation of Maintenance Items” section in the back of this guide for more information.9
Not all vehicles are designed for towing. Refer to your Vehicle Owner’s Manual for details.
_
Engine coolant8
_
Engine oil cooler hoses and connections
_
Exhaust pipes and mountings
_
Fuel lines and connections, fuel tank band
and fuel tank vapor vent system hoses
_
Fuel tank cap gasket
_
Radiator and condenser
_
Steering gear
_
Steering linkage and boots
DEALER SERVICE VERIFICATION:
D
ATE:
MILEAGE:
Replace engine air filter
Replace engine oil and oil filter2
Replace rear differential oil (4WD)
Replace spark plugs5
Replace transfer case oil (4WD)
Rotate tires

49Maintenance Log
MAINTENANCE LOG
MAINTENANCE
90,000 miles or 108 months
Add Toyota EFI Tank Additive or equivalent
(Hawaii, Puerto Rico and Saipan only)
Check installation of driver’s floor mat
Inspect and adjust all fluid levels1
Inspect wiper blades
Re-torque propeller shaft bolt (4WD)
Replace cabin air filter
Inspect the following:
_
Automatic transmission fluid cooler
hoses and connections
_
Automatic transmission for signs of leakage
_
Ball joints and dust covers
_
Brake lines and hoses
_
Brake linings/drums and brake pads/discs
5
_
Drive belts
_
Drive shaft boots
_
Engine coolant
6
_Additional Maintenance Items for Special Operating Conditions3
Driving on dirt roads or dusty roads:Tighten nuts and bolts on chassis and body
Driving while towing, using a car-top carrier, or heavy vehicle loading:7
Tighten nuts and bolts on chassis and body


_
Engine oil cooler hoses and connections
_
Exhaust pipes and mountings
_
Fuel lines and connections, fuel tank band
and fuel tank vapor vent system hoses
_
Fuel tank cap gasket
_
Radiator and condenser
_
Steering gear
_
Steering linkage and boots
1 Inspect sealed transmissions, transfer cases and differentials for signs of leakage. If any leakage from a sealed
component is suspected, it is recommended that you have the sealed component inspected by a Toyota dealer. Inspect
power steering fluid (if equipped) and brake fluid level/condition. Inspect engine and inverter (if equipped) coolant
level/condition/freezing point. Your dealer may recommend services (Dealer-Recommended Maintenance) based on
inspection results.
2
Reset the oil replacement reminder light (“MAINT REQD”) or the message “OIL MAINTENANCE REQUIRED” on the
multi-information display after maintenance at every 5,000 miles.
3
Perform these service items only if you drive primarily under the conditions indicated. 4 Includes operating on roads which road salt has been applied.5 Inspect thickness measurement and disc runout.6
Refer to “Engine Coolant” in the “Explanation of Maintenance Items” section in the back of this guide for more information.7
Not all vehicles are designed for towing. Refer to your Vehicle Owner’s Manual for details.
DEALER SERVICE VERIFICATION:
D
ATE:
MILEAGE:
Replace engine air filter
Replace engine oil and oil filter2
Replace rear differential oil (4WD)
Replace transfer case oil (4WD)
Rotate tires

53Maintenance Log
MAINTENANCE LOG
MAINTENANCE
120,000 miles or 144 months
Add Toyota EFI Tank Additive or equivalent
(Hawaii, Puerto Rico and Saipan only)
Check installation of driver’s floor mat
Inspect and adjust all fluid levels1
Inspect wiper blades
Re-torque propeller shaft bolt (4WD)
Replace cabin air filter
Inspect the following:
_
Automatic transmission fluid cooler
hoses and connections
_
Automatic transmission for signs of leakage
_
Ball joints and dust covers
_
Brake lines and hoses
_
Brake linings/drums and brake pads/discs
6
_
Drive belts
_
Drive shaft boots
_
Engine coolant
7
_Additional Maintenance Items for Special Operating Conditions3
Driving on dirt roads or dusty roads:Tighten nuts and bolts on chassis and body
Driving while towing, using a car-top carrier, or heavy vehicle loading:8
Replace automatic transmission fluid
Tighten nuts and bolts on chassis and body
Extensive idling and/or low speed driving for a long distance such as police, taxi or
door-to-door delivery use:
Replace automatic transmission fluid

1
Inspect sealed transmissions, transfer cases and differentials for signs of leakage. If any leakage from a sealed
component is suspected, it is recommended that you have the sealed component inspected by a Toyota dealer. Inspect
power steering fluid (if equipped) and brake fluid level/condition. Inspect engine and inverter (if equipped) coolant
level/condition/freezing point. Your dealer may recommend services (Dealer-Recommended Maintenance) based on
inspection results.
2
Reset the oil replacement reminder light (“MAINT REQD”) or the message “OIL MAINTENANCE REQUIRED” on the
multi-information display after maintenance at every 5,000 miles.
3
Perform these service items only if you drive primarily under the conditions indicated. 4 Includes operating on roads which road salt has been applied.5 Maintenance services of spark plugs are required under the terms of the Emissions Control Warranty.6 Inspect thickness measurement and disc runout.7
Refer to “Engine Coolant” in the “Explanation of Maintenance Items” section in the back of this guide for more information.8
Not all vehicles are designed for towing. Refer to your Vehicle Owner’s Manual for details.
_
Engine oil cooler hoses and connections
_
Exhaust pipes and mountings
_
Fuel lines and connections, fuel tank band
and fuel tank vapor vent system hoses
_
Fuel tank cap gasket
_
Radiator and condenser
_
Steering gear
_
Steering linkage and boots
DEALER SERVICE VERIFICATION:
D
ATE:
MILEAGE:
Replace engine air filter
Replace engine oil and oil filter2
Replace rear differential oil (4WD)
Replace spark plugs5
Replace transfer case oil (4WD)
Replace vacuum pump for brake booster
Rotate tires