coolant temperature TOYOTA HIGHLANDER 2020 Warranties & Maintenance Guides (in English)

39Maintenance Log
MAINTENANCE LOG
MAINTENANCE
15,000 miles or 18 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
NOTE: If 0W-20 oil WAS NOT used at the last oil change, replace engine oil and oil filter.2
Inspect the following:
_
Ball joints and dust covers
_
Brake lines and hoses
_
Cabin air filter
_
Drive shaft boots
_
Engine coolant
5
_
Engine oil cooler hoses and connections


NOTE: Driving in heavy traffic, on dirt roads or in urban, dusty or desert areas may
shorten the life of the cabin air filter. Replacement may be needed if you notice
reduced airflow from the air conditioner and heater or if the windows fog easily when
you use the “Fresh” mode. Consult your dealer if any of these conditions occur.


Driving on dirt roads or dusty roads:
Inspect engine air filter
Replace engine oil and oil filter2
Tighten nuts and bolts on chassis and body
Driving while towing, using a car-top carrier, or heavy vehicle loading:6
Replace engine oil and oil filter2
Replace rear differential oil (4WD)
Replace transfer case oil (4WD)
Tighten nuts and bolts on chassis and body
Repeated trips of less than five miles in temperatures below 32°F / 0°C:
Replace engine oil and oil filter2
Extensive idling and/or low speed driving for a long distance such as police, taxi or
door-to-door delivery use:
Replace engine oil and oil filter2

DEALER SERVICE VERIFICATION:
D
ATE:
MILEAGE:
Re-torque propeller shaft bolt (4WD)
Rotate tires
Visually inspect brake linings/drums
and brake pads/discs
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
Refer to “Engine Coolant” in the “Explanation of Maintenance Items” section in the back of this guide for more information.6
Not all vehicles are designed for towing. Refer to your Vehicle Owner’s Manual for details.
Additional Maintenance Items for Special Operating Conditions3
_
Exhaust pipes and mountings
_
Radiator and condenser
_
Rear differential oil (4WD)
_
Steering gear
_
Steering linkage and boots
_
Transfer case oil (4WD)

43Maintenance Log
z
MAINTENANCE LOG
MAINTENANCE
Re-torque propeller shaft bolt (4WD)
Rotate tires
Visually inspect brake linings/drums
and brake pads/discs
45,000 miles or 54 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
NOTE: If 0W-20 oil WAS NOT used at the last oil change, replace engine oil and oil filter.2
Inspect the following:
_
Ball joints and dust covers
_
Brake lines and hoses
_
Cabin air filter
_
Drive shaft boots
_
Engine coolant
5
_
Engine oil cooler hoses and connections



NOTE: Driving in heavy traffic, on dirt roads or in urban, dusty or desert areas may
shorten the life of the cabin air filter. Replacement may be needed if you notice
reduced airflow from the air conditioner and heater or if the windows fog easily when
you use the “Fresh” mode. Consult your dealer if any of these conditions occur.
Additional Maintenance Items for Special Operating Conditions3

Driving on dirt roads or dusty roads:
Inspect engine air filter
Replace engine oil and oil filter2
Tighten nuts and bolts on chassis and body
Driving while towing, using a car-top carrier, or heavy vehicle loading:6
Replace engine oil and oil filter2
Replace rear differential oil (4WD)
Replace transfer case oil (4WD)
Tighten nuts and bolts on chassis and body
Repeated trips of less than five miles in temperatures below 32°F / 0°C:
Replace engine oil and oil filter2
Extensive idling and/or low speed driving for a long distance such as police, taxi or
door-to-door delivery use:
Replace engine oil and oil filter2
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
Refer to “Engine Coolant” in the “Explanation of Maintenance Items” section in the back of this guide for more information.6
Not all vehicles are designed for towing. Refer to your Vehicle Owner’s Manual for details.
DEALER SERVICE VERIFICATION:
D
ATE:
MILEAGE:
_
Exhaust pipes and mountings
_
Radiator and condenser
_
Rear differential oil (4WD)
_
Steering gear
_
Steering linkage and boots
_
Transfer case oil (4WD)

47Maintenance Log
Re-torque propeller shaft bolt (4WD) Rotate tires Visually inspect brake linings/drums
and brake pads/discs
75,000 miles or 90 months
Add Toyota EFI Tank Additive or equivalent
(Hawaii, Puerto Rico and Saipan only)
Check installation of driver’s floor matInspect and adjust all fluid levels1
Inspect wiper blades
NOTE: If 0W-20 oil WAS NOT used at the last oil change, replace engine oil and oil filter.2
Inspect the following:
_
Ball joints and dust covers _
Exhaust pipes and mountings
_
Brake lines and hoses _
Radiator and condenser
_
Cabin air filter _
Rear differential oil (4WD)
_
Drive belts _
Steering gear
_
Drive shaft boots _
Steering linkage and boots
_
Engine coolant
5 _
Transfer case oil (4WD)
_
Engine oil cooler hoses and connections
NOTE: Driving in heavy traffic, on dirt roads or in urban, dusty or desert areas may
shorten the life of the cabin air filter. Replacement may be needed if you notice
reduced airflow from the air conditioner and heater or if the windows fog easily when
you use the “Fresh” mode. Consult your dealer if any of these conditions occur.
Driving on dirt roads or dusty roads:Inspect engine air filterReplace engine oil and oil filter2
Tighten nuts and bolts on chassis and body
Driving while towing, using a car-top carrier, or heavy vehicle loading:6
Replace engine oil and oil filter2
Replace rear differential oil (4WD)Replace transfer case oil (4WD) Tighten nuts and bolts on chassis and body
Repeated trips of less than five miles in temperatures below 32°F / 0°C:
Replace engine oil and oil filter2
Extensive idling and/or low speed driving for a long distance such as police, taxi or
door-to-door delivery use:
Replace engine oil and oil filter2
MAINTENANCE LOG
MAINTENANCE
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
Refer to “Engine Coolant” in the “Explanation of Maintenance Items” section in the back of this guide for more information.6
Not all vehicles are designed for towing. Refer to your Vehicle Owner’s Manual for details.
DEALER SERVICE VERIFICATION:
D
ATE:
MILEAGE:
Additional Maintenance Items for Special Operating Conditions3

50Maintenance Log
MAINTENANCE LOG
MAINTENANCE
95,000 miles or 114 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
Rotate tires
Visually inspect brake linings/drums
and brake pads/discs
NOTE: If 0W-20 oil WAS NOT used at
the last oil change, replace engine oil
and oil filter.
2
Additional Maintenance Items for
Special Operating Conditions3
Driving on dirt roads or dusty roads:Inspect ball joints and dust covers
Inspect drive shaft boots
Inspect engine air filter
Inspect steering linkage and boots
Re-torque propeller shaft bolt (4WD)4
Replace engine oil and oil filter2
Tighten nuts and bolts on chassis
and body
Driving while towing, using a car-top
carrier, or heavy vehicle loading:
7
Re-torque propeller shaft bolt (4WD)4
Replace engine oil and oil filter2
Tighten nuts and bolts on chassis
and body
Repeated trips of less than five miles in
temperatures below 32°F / 0°C:
Replace engine oil and oil filter2
Extensive idling and/or low speed driving
for a long distance such as police, taxi
or door-to-door delivery use:
Replace engine oil and oil filter2
100,000 miles or 120 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
Replace engine coolant5
Replace engine oil and oil filter2
Rotate tires
Visually inspect brake linings/drums
and brake pads/discs
Additional Maintenance Items for
Special Operating Conditions3
Driving on dirt roads or dusty roads:Inspect ball joints and dust covers
Inspect drive shaft boots
Inspect engine air filter
Inspect steering linkage and boots
Re-torque propeller shaft bolt (4WD)4
Tighten nuts and bolts on chassis
and body
Driving while towing, using a car-top
carrier, or heavy vehicle loading:
7
Re-torque propeller shaft bolt (4WD)4
Tighten nuts and bolts on chassis
and body
DEALER SERVICE VERIFICATION:
D
ATE:
MILEAGE:D
EALER SERVICE VERIFICATION:
D
ATE:
MILEAGE:

51Maintenance Log
105,000 miles or 126 months
Add Toyota EFI Tank Additive or equivalent
(Hawaii, Puerto Rico and Saipan only)
Check installation of driver’s floor matInspect and adjust all fluid levels1
Inspect wiper blades
NOTE: If 0W-20 oil WAS NOT used at the last oil change, replace engine oil and oil filter.2
Inspect the following:
_
Ball joints and dust covers
_
Brake lines and hoses
_
Cabin air filter
_
Drive belts
_
Drive shaft boots
_
Engine coolant
6
_
Engine oil cooler hoses and connections


Driving on dirt roads or dusty roads:
Inspect engine air filterReplace engine oil and oil filter2
Tighten nuts and bolts on chassis and body
Driving while towing, using a car-top carrier, or heavy vehicle loading:7
Replace engine oil and oil filter2
Replace rear differential oil (4WD)Replace transfer case oil (4WD)Tighten nuts and bolts on chassis and body
Repeated trips of less than five miles in temperatures below 32°F / 0°C:
Replace engine oil and oil filter2
Extensive idling and/or low speed driving for a long distance such as police, taxi or
door-to-door delivery use:
Replace engine oil and oil filter2
Re-torque propeller shaft bolt (4WD)Rotate tires Visually inspect brake linings/drums
and brake pads/discs
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 Initial replacement at 100,000 miles/120 months. Replace every 50,000 miles/60 months thereafter. Refer to “Engine
Coolant” in the “Explanation of Maintenance Items” section in the back of this guide for more information.
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:
Additional Maintenance Items for Special Operating Conditions3
NOTE: Driving in heavy traffic, on dirt roads or in urban, dusty or desert areas may
shorten the life of the cabin air filter. Replacement may be needed if you notice
reduced airflow from the air conditioner and heater or if the windows fog easily when
you use the “Fresh” mode. Consult your dealer if any of these conditions occur.
_
Exhaust pipes and mountings
_
Radiator and condenser
_
Rear differential oil (4WD)
_
Steering gear
_
Steering linkage and boots
_
Transfer case oil (4WD)
MAINTENANCE LOG
MAINTENANCE