cooling TOYOTA MIRAI 2020 Warranties & Maintenance Guides (in English)

26Maintenance Log
MAINTENANCE LOG
MAINTENANCE
5,000 miles or 6 months
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
Additional Maintenance Items for
Special Operating Conditions2
Driving on dirt roads or dusty roads:Inspect ball joints and dust covers
Inspect drive shaft boots
Inspect fuel cell air filter
Inspect steering linkage and boots
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:
Inspect hydrogen supply system for
leaks and damage
Inspect hydrogen tank (with valve)
for leaks and damage
Inspect hydrogen tank band for damage
Driving while towing, using a car-top
carrier, or heavy vehicle loading:
3
Tighten nuts and bolts on chassis
and body
Operating on rough or muddy roads, or
roads with melted snow:
Inspect hydrogen supply system for
leaks and damage
Inspect hydrogen tank (with valve) for
leaks and damage
Inspect hydrogen tank band for damage
10,000 miles or 12 months
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
Inspect the following:
Fuel cell air filter
Fuel cell cooling system for leaks
Hydrogen sensor
Hydrogen supply system for leaks
and damage
Hydrogen tank (with valve) for leaks
and damage
Hydrogen tank band for looseness
and damage
Additional Maintenance Items for
Special Operating Conditions2
Driving on dirt roads or dusty roads:Inspect ball joints and dust covers
Inspect drive shaft boots
Inspect steering linkage and boots
Tighten nuts and bolts on chassis
and body
Driving while towing, using a car-top
carrier, or heavy vehicle loading:
3
Tighten nuts and bolts on chassis
and body

DEALER SERVICE VERIFICATION:
D
ATE:
MILEAGE:D
EALER SERVICE VERIFICATION:
D
ATE:
MILEAGE:

28Maintenance Log
MAINTENANCE LOG
MAINTENANCE
20,000 miles or 24 months
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
Inspect the following:Fuel cell air filter
Fuel cell cooling system for leaks
Hydrogen sensor
Hydrogen supply system for leaks
and damage
Hydrogen tank (with valve) for leaks
and damage
Hydrogen tank band for looseness
and damage

Additional MainteAdditional Maintenance Items for
Special Operating Conditions2
Driving on dirt roads or dusty roads:Inspect ball joints and dust covers
Inspect drive shaft boots
Inspect steering linkage and boots
Tighten nuts and bolts on chassis
and body
Driving while towing, using a car-top
carrier, or heavy vehicle loading:
3
Tighten nuts and bolts on chassis
and body




25,000 miles or 30 months
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
Additional Maintenance Items for
Special Operating Conditions2
Driving on dirt roads or dusty roads:Inspect ball joints and dust covers
Inspect drive shaft boots
Inspect fuel cell air filter
Inspect steering linkage and boots
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:
Inspect hydrogen supply system for
leaks and damage
Inspect hydrogen tank (with valve)
for leaks and damage
Inspect hydrogen tank band for damage
Driving while towing, using a car-top
carrier, or heavy vehicle loading:
3
Tighten nuts and bolts on chassis
and body
Operating on rough or muddy roads, or
roads with melted snow:
Inspect hydrogen supply system for
leaks and damage
Inspect hydrogen tank (with valve) for
leaks and damage
Inspect hydrogen tank band for damage
DEALER SERVICE VERIFICATION:
D
ATE:
MILEAGE:D
EALER SERVICE VERIFICATION:
D
ATE:
MILEAGE:

29Maintenance Log
MAINTENANCE LOG
MAINTENANCE
30,000 miles or 36 months
Check installation of driver’s floor mat
Inspect and adjust all fluid levels1
Inspect wiper blades
Replace cabin air filter
Replace fuel cell air filter
Rotate tires
Inspect the following:
_
Ball joints and dust covers
_
Brake lines and hoses
_
Brake linings/drums and
brake pads/discs
4
_
Drive shaft boots
_
Fuel cell coolant level
_
Fuel cell cooling system for leaks
_
Hybrid transaxle for signs of leakage
_
Hydrogen sensor
Additional Maintenance Items for Special Operating Conditions2
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:3
Tighten nuts and bolts on chassis and body
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
Perform these service items only if you drive primarily under the conditions indicated.3
Not all vehicles are designed for towing. Refer to your Vehicle Owner’s Manual for details.4 Inspect thickness measurement and disc runout.
DEALER SERVICE VERIFICATION:
D
ATE:
MILEAGE:
_
Hydrogen supply system for leaks
and damag
e
_
Hydrogen tank (with valve) for leaks
and damage
_
Hydrogen tank band for looseness
and damage
_
Inverter coolant level
_
Steering gear
_
Steering linkage and boots

30Maintenance Log
MAINTENANCE LOG
MAINTENANCE
35,000 miles or 42 months
Check installation of driver’s floor mat
Inspect and adjust all fluid levels1
Inspect wiper blades
Replace ion exchanger element
Rotate tires
Visually inspect brake linings/drums
and brake pads/discs
Additional Maintenance Items for
Special Operating Conditions2
Driving on dirt roads or dusty roads:Inspect ball joints and dust covers
Inspect drive shaft boots
Inspect fuel cell air filter
Inspect steering linkage and boots
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:
Inspect hydrogen supply system for
leaks and damage
Inspect hydrogen tank (with valve)
for leaks and damage
Inspect hydrogen tank band for damage
Driving while towing, using a car-top
carrier, or heavy vehicle loading:
3
Tighten nuts and bolts on chassis
and body
Operating on rough or muddy roads, or
roads with melted snow:
Inspect hydrogen supply system for
leaks and damage
Inspect hydrogen tank (with valve) for
leaks and damage
Inspect hydrogen tank band for damage
40,000 miles or 48 months
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
Inspect the following:
Fuel cell air filter
Fuel cell cooling system for leaks
Hydrogen sensor
Hydrogen supply system for leaks
and damage
Hydrogen tank (with valve) for leaks
and damage
Hydrogen tank band for looseness
and damage
Additional Maintenance Items for
Special Operating Conditions2
Driving on dirt roads or dusty roads:Inspect ball joints and dust covers
Inspect drive shaft boots
Inspect steering linkage and boots
Tighten nuts and bolts on chassis
and body
Driving while towing, using a car-top
carrier, or heavy vehicle loading:
3
Tighten nuts and bolts on chassis
and body
DEALER SERVICE VERIFICATION:
D
ATE:
MILEAGE:D
EALER SERVICE VERIFICATION:
D
ATE:
MILEAGE:

32Maintenance Log
MAINTENANCE LOG
MAINTENANCE
50,000 miles or 60 months
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
Inspect the following:Fuel cell air filter
Fuel cell cooling system for leaks
Hydrogen sensor
Hydrogen supply system for leaks
and damage
Hydrogen tank (with valve) for leaks
and damage
Hydrogen tank band for looseness
and damage

Additional MainteAdditional Maintenance Items for
Special Operating Conditions2
Driving on dirt roads or dusty roads:Inspect ball joints and dust covers
Inspect drive shaft boots
Inspect steering linkage and boots
Tighten nuts and bolts on chassis
and body
Driving while towing, using a car-top
carrier, or heavy vehicle loading:
3
Tighten nuts and bolts on chassis
and body
55,000 miles or 66 months
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
Additional Maintenance Items for
Special Operating Conditions2
Driving on dirt roads or dusty roads:Inspect ball joints and dust covers
Inspect drive shaft boots
Inspect fuel cell air filter
Inspect steering linkage and boots
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:
Inspect hydrogen supply system for
leaks and damage
Inspect hydrogen tank (with valve)
for leaks and damage
Inspect hydrogen tank band for damage
Driving while towing, using a car-top
carrier, or heavy vehicle loading:
3
Tighten nuts and bolts on chassis
and body
Operating on rough or muddy roads, or
roads with melted snow:
Inspect hydrogen supply system for
leaks and damage
Inspect hydrogen tank (with valve) for
leaks and damage
Inspect hydrogen tank band for damage



DEALER SERVICE VERIFICATION:
D
ATE:
MILEAGE:D
EALER SERVICE VERIFICATION:
D
ATE:
MILEAGE:

33Maintenance Log
MAINTENANCE LOG
MAINTENANCE
DEALER SERVICE VERIFICATION:
D
ATE:
MILEAGE:
60,000 miles or 72 months
Check installation of driver’s floor mat
Inspect and adjust all fluid levels1
Inspect wiper blades
Replace cabin air filter
Replace fuel cell air filter
Rotate tires
Inspect the following:
_
Ball joints and dust covers
_
Brake lines and hoses
_
Brake linings/drums and
brake pads/discs
4
_
Drive shaft boots
_
Fuel cell coolant level
_
Fuel cell cooling system for leaks
_
Hybrid transaxle for signs of leakage
_
Hydrogen sensor
Additional Maintenance Items for Special Operating Conditions2
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:3
Replace hybrid transaxle fluid
Tighten nuts and bolts on chassis and body
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
Perform these service items only if you drive primarily under the conditions indicated.3
Not all vehicles are designed for towing. Refer to your Vehicle Owner’s Manual for details.4 Inspect thickness measurement and disc runout.
_
Hydrogen supply system for leaks
and damag
e
_
Hydrogen tank (with valve) for leaks
and damage
_
Hydrogen tank band for looseness
and damage
_
Inverter coolant level
_
Steering gear
_
Steering linkage and boots

34Maintenance Log
DEALER SERVICE VERIFICATION:
D
ATE:
MILEAGE:D
EALER SERVICE VERIFICATION:
D
ATE:
MILEAGE:
65,000 miles or 78 months
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
Additional Maintenance Items for
Special Operating Conditions2
Driving on dirt roads or dusty roads:Inspect ball joints and dust covers
Inspect drive shaft boots
Inspect fuel cell air filter
Inspect steering linkage and boots
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:
Inspect hydrogen supply system for
leaks and damage
Inspect hydrogen tank (with valve)
for leaks and damage
Inspect hydrogen tank band for damage
Driving while towing, using a car-top
carrier, or heavy vehicle loading:
3
Tighten nuts and bolts on chassis
and body
Operating on rough or muddy roads, or
roads with melted snow:
Inspect hydrogen supply system for
leaks and damage
Inspect hydrogen tank (with valve) for
leaks and damage
Inspect hydrogen tank band for damage
70,000 miles or 84 months
Check installation of driver’s floor mat
Inspect and adjust all fluid levels1
Inspect wiper blades
Replace ion exchanger element
Rotate tires
Visually inspect brake linings/drums
and brake pads/discs
Inspect the following:
Fuel cell air filter
Fuel cell cooling system for leaks
Hydrogen sensor
Hydrogen supply system for leaks
and damage
Hydrogen tank (with valve) for leaks
and damage
Hydrogen tank band for looseness
and damage
Additional Maintenance Items for
Special Operating Conditions2
Driving on dirt roads or dusty roads:Inspect ball joints and dust covers
Inspect drive shaft boots
Inspect steering linkage and boots
Tighten nuts and bolts on chassis
and body
Driving while towing, using a car-top
carrier, or heavy vehicle loading:
3
Tighten nuts and bolts on chassis
and body
MAINTENANCE LOG
MAINTENANCE

36Maintenance Log
MAINTENANCE LOG
MAINTENANCE
DEALER SERVICE VERIFICATION:
D
ATE:
MILEAGE:D
EALER SERVICE VERIFICATION:
D
ATE:
MILEAGE:
80,000 miles or 96 months
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
Inspect the following:Fuel cell air filter
Fuel cell cooling system for leaks
Hydrogen sensor
Hydrogen supply system for leaks
and damage
Hydrogen tank (with valve) for leaks
and damage
Hydrogen tank band for looseness
and damage

Additional MainteAdditional Maintenance Items for
Special Operating Conditions2
Driving on dirt roads or dusty roads:Inspect ball joints and dust covers
Inspect drive shaft boots
Inspect steering linkage and boots
Tighten nuts and bolts on chassis
and body
Driving while towing, using a car-top
carrier, or heavy vehicle loading:
3
Tighten nuts and bolts on chassis
and body
85,000 miles or 102 months
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
Additional Maintenance Items for
Special Operating Conditions2
Driving on dirt roads or dusty roads:Inspect ball joints and dust covers
Inspect drive shaft boots
Inspect fuel cell filter
Inspect steering linkage and boots
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:
Inspect hydrogen supply system for
leaks and damage
Inspect hydrogen tank (with valve)
for leaks and damage
Inspect hydrogen tank band for damage
Driving while towing, using a car-top
carrier, or heavy vehicle loading:
3
Tighten nuts and bolts on chassis
and body
Operating on rough or muddy roads, or
roads with melted snow:
Inspect hydrogen supply system for
leaks and damage
Inspect hydrogen tank (with valve) for
leaks and damage
Inspect hydrogen tank band for damage

37Maintenance Log
MAINTENANCE LOG
MAINTENANCE
DEALER SERVICE VERIFICATION:
D
ATE:
MILEAGE:
90,000 miles or 108 months
Check installation of driver’s floor mat
Inspect and adjust all fluid levels1
Inspect wiper blades
Replace cabin air filter
Replace fuel cell air filter
Rotate tires
Inspect the following:
_
Ball joints and dust covers
_
Brake lines and hoses
_
Brake linings/drums and
brake pads/discs
4
_
Drive shaft boots
_
Fuel cell coolant level
_
Fuel cell cooling system for leaks
_
Hybrid transaxle for signs of leakage
_
Hydrogen sensor
Additional Maintenance Items for Special Operating Conditions2
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:3
Tighten nuts and bolts on chassis and body
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 Perform these service items only if you drive primarily under the conditions indicated.3
Not all vehicles are designed for towing. Refer to your Vehicle Owner’s Manual for details.4 Inspect thickness measurement and disc runout.
_
Hydrogen supply system for leaks
and damag
e
_
Hydrogen tank (with valve) for leaks
and damage
_
Hydrogen tank band for looseness
and damage
_
Inverter coolant level
_
Steering gear
_
Steering linkage and boots

38Maintenance Log
DEALER SERVICE VERIFICATION:
D
ATE:
MILEAGE:D
EALER SERVICE VERIFICATION:
D
ATE:
MILEAGE:
MAINTENANCE LOG
MAINTENANCE
95,000 miles or 114 months
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
Additional Maintenance Items for
Special Operating Conditions2
Driving on dirt roads or dusty roads:Inspect ball joints and dust covers
Inspect drive shaft boots
Inspect fuel cell air filter
Inspect steering linkage and boots
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:
Inspect hydrogen supply system for
leaks and damage
Inspect hydrogen tank (with valve)
for leaks and damage
Inspect hydrogen tank band for damage
Driving while towing, using a car-top
carrier, or heavy vehicle loading:
3
Tighten nuts and bolts on chassis
and body
Operating on rough or muddy roads, or
roads with melted snow:
Inspect hydrogen supply system for
leaks and damage
Inspect hydrogen tank (with valve) for
leaks and damage
Inspect hydrogen tank band for damage
100,000 miles or 120 months
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
Inspect the following:
Fuel cell air filter
Fuel cell cooling system for leaks
Hydrogen sensor
Hydrogen supply system for leaks
and damage
Hydrogen tank (with valve) for leaks
and damage
Hydrogen tank band for looseness
and damage
Additional Maintenance Items for
Special Operating Conditions2
Driving on dirt roads or dusty roads:Inspect ball joints and dust covers
Inspect drive shaft boots
Inspect steering linkage and boots
Tighten nuts and bolts on chassis
and body
Driving while towing, using a car-top
carrier, or heavy vehicle loading:
3
Tighten nuts and bolts on chassis
and body