sensor TOYOTA MIRAI 2021 Warranties & Maintenance Guides (in English)

13
* Exception of the Hybrid Battery Pack Warranty coverage of 10 years/150,000 miles, whichever occurs first.

WHAT IS COVERED
AND HOW LONG
Basic Warranty
This warranty covers repairs and
adjustments needed to correct defects
in materials or workmanship of any
part supplied by Toyota, subject to the
exceptions indicated under “What
Is Not Covered” on pages 14–15.
Coverage is for 36 months or 36,000 miles,
whichever occurs first, with the exception of
air conditioning recharge, wheel alignment
and wheel balancing, which are covered for 12
months or 12,000 miles, whichever occurs first.
Fuel Cell System Warranty
This warranty covers repairs needed to
correc t defects in materials or workmanship
of the components listed here and supplied
by Toyo t a , subject to the exceptions indicated
under “What Is Not Covered” on pages 14-15 .
The Fuel Cell System Warranty is in effect for
8 years or 100,000 miles from the vehicle’s
in-service date, whichever occurs first for the
following components:
• Fuel cell air compressor
•
F
uel cell boost converter
•

F
uel cell ECU
•

F
uel cell hydrogen tanks
•

F
uel cell power control unit (PCU)
•

F
uel cell stack
•

H
ybrid battery ECU (battery voltage sensor)
•

H
ybrid battery pack*
•

Hybrid contro l module (power management
control module)
•

H
ydrogen fueling ECU


Powertrain Warranty
This warranty covers repairs needed to
correct defects in materials or workmanship
of any component listed below and in the

next column and supplied by Toyota, subject
to the exceptions indicated under “What Is
Not Covered” on pages 14–15.
Coverage is for 60 months or 60,000 miles,
whichever occurs first.
Transaxle and Mounts
Case and all internal parts, transaxle mounts,
seals and gaskets
.
Front-Wheel-Drive Systems
Axle shaft, hub, bearings, seals and gaskets.
Restraint Systems Warranty
This warranty covers repairs needed to
correct defects in materials or workmanship
of any seatbelt or airbag system supplied by
Toyota, subject to the exceptions indicated
under “What Is Not Covered” on pages 14–15.
Coverage is for 60 months or 60,000 miles,
whichever occurs first.
For vehicles sold and registered in the
state of Kansas, the warranty for seatbelts
and related components is 10 years,
regardless of mileage.
NEW VEHICLE LIMITED WARRANTY
Your Warranties in Detail
WARRANTY

26
5,000 miles or 6 months
■ Check installation of driver’s floor mat
■ Inspect and adjust all fluid levels1
■Inspect FC HV battery cooling intake filter2
■Inspect wiper blades
■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 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:
4
■ 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 FC HV battery cooling intake filter2
■Inspect wiper blades
■Replace cabin air filter
■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 Conditions3
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:
4
■ Tighten nuts and bolts on chassis
and body

Dealer Service verification:
D
ate: Mileage:
Dealer Service verification:
D
ate: Mileage:
Maintenance Log
MAINTENANCE LOG
MAINTENANCE

28
20,000 miles or 24 months
■Check installation of driver’s floor mat
■Clean FC HV battery cooling intake filter2
■Inspect and adjust all fluid levels1
■Inspect wiper blades
■Replace cabin air filter
■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 Conditions3
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:
4
■ 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 FC HV battery cooling intake filter2
■Inspect wiper blades
■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 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:
4
■ 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:
Dealer Service verification:
D
ate: Mileage:
Maintenance Log
MAINTENANCE LOG
MAINTENANCE

29
30,000 miles or 36 months
■Check installation of driver’s floor mat
■Inspect and adjust all fluid levels1
■Inspect FC HV battery cooling intake filter2
■Inspect wiper blades
■Replace cabin air filter
■Replace fuel cell air filter
■Replace ion exchanger element
■Rotate tires
Inspect the following:
_ B

all joints and dust covers
_ B

rake lines and hoses
_ B

rake linings/drums and
brake pads/discs
5
_ Dr ive shaft boots
_F

uel cell coolant level
_ F

uel cell cooling system for leaks
_ H

ybrid transaxle for signs of leakage
_H

ydrogen sensor
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:4
■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 Visually check the FC HV battery cooling intake filter for dirt or dust every 5,000 miles and clean if necessary. Clean every
20,000 miles.
3 P erform these service items only if you drive primarily under the conditions indicated.4 N ot all vehicles are designed for towing. Refer to your Vehicle Owner’s Manual for details.5 Inspect thickness measurement and disc runout.
Dealer Service verification:
D
ate: Mileage:
_ H ydrogen supply system for leaks
and damag
e
_ H ydrogen tank (with valve) for leaks
and damage
_ H

ydrogen tank band for looseness
and damage
_ I

nverter coolant level
_ S

teering gear
_S

teering linkage and boots
Maintenance Log
MAINTENANCE LOG
MAINTENANCE

30
35,000 miles or 42 months
■ Check installation of driver’s floor mat
■ Inspect and adjust all fluid levels1
■Inspect FC HV battery cooling intake filter2
■Inspect wiper blades
■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 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:
4
■ 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
■Clean FC HV battery cooling intake filter2
■Inspect and adjust all fluid levels1
■Inspect wiper blades
■Replace cabin air filter
■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 Conditions3
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:
4
■ Tighten nuts and bolts on chassis
and body
Dealer Service verification:
D
ate: Mileage:
Dealer Service verification:
D
ate: Mileage:
Maintenance Log
MAINTENANCE LOG
MAINTENANCE

32
50,000 miles or 60 months
■Check installation of driver’s floor mat
■Inspect and adjust all fluid levels1
■Inspect FC HV battery cooling intake filter2
■Inspect wiper blades
■Replace cabin air filter
■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 Conditions3
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:
4
■ 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 FC HV battery cooling intake filter2
■Inspect wiper blades
■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 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:
4
■ 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:
Dealer Service verification:
D
ate: Mileage:
Maintenance Log
MAINTENANCE LOG
MAINTENANCE

33
Dealer Service verification:
D
ate: Mileage:
60,000 miles or 72 months
■Check installation of driver’s floor mat
■Clean FC HV battery cooling intake filter2
■Inspect and adjust all fluid levels1
■Inspect wiper blades
■Replace breather pipe tip part (Gore film)
■Replace cabin air filter
■Replace fuel cell air filter
■Replace ion exchanger element
■Rotate tires
Inspect the following:
_ B

all joints and dust covers
_ B

rake lines and hoses
_ B

rake linings/drums and
brake pads/discs
5
_ Dr ive shaft boots
_F

uel cell coolant level
_ F

uel cell cooling system for leaks
_ H

ybrid transaxle for signs of leakage
_H

ydrogen sensor
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:4
■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 Visually check the FC HV battery cooling intake filter for dirt or dust every 5,000 miles and clean if necessary. Clean every
20,000 miles.
3 P erform these service items only if you drive primarily under the conditions indicated.4 N ot all vehicles are designed for towing. Refer to your Vehicle Owner’s Manual for details.5 Inspect thickness measurement and disc runout.
_
H ydrogen supply system for leaks
and damag
e
_ H ydrogen tank (with valve) for leaks
and damage
_ H

ydrogen tank band for looseness
and damage
_ I

nverter coolant level
_ S

teering gear
_S

teering linkage and boots
Maintenance Log
MAINTENANCE LOG
MAINTENANCE

34
Dealer Service verification:
D
ate: Mileage:
Dealer 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 FC HV battery cooling intake filter2
■Inspect wiper blades
■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 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:
4
■ 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 FC HV battery cooling intake filter2
■Inspect wiper blades
■Replace cabin air filter
■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 Conditions3
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:
4
■ Tighten nuts and bolts on chassis
and body
Maintenance Log
MAINTENANCE LOG
MAINTENANCE

36
Dealer Service verification:
D
ate: Mileage:
Dealer Service verification:
D
ate: Mileage:
80,000 miles or 96 months
■Check installation of driver’s floor mat
■Clean FC HV battery cooling intake filter2
■Inspect and adjust all fluid levels1
■Inspect wiper blades
■Replace cabin air filter
■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 Conditions3
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:
4
■ 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 FC HV battery cooling intake filter2
■Inspect wiper blades
■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 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:
4
■ 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



Maintenance Log
MAINTENANCE LOG
MAINTENANCE

37
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 FC HV battery cooling intake filter2
■Inspect wiper blades
■Replace cabin air filter
■Replace fuel cell air filter
■Replace ion exchanger element
■Rotate tires
Inspect the following:
_ B

all joints and dust covers
_ B

rake lines and hoses
_ B

rake linings/drums and
brake pads/discs
4
_ Dr ive shaft boots
_F

uel cell coolant level
_ F

uel cell cooling system for leaks
_ H

ybrid transaxle for signs of leakage
_H

ydrogen sensor
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:4
■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 Visually check the FC HV battery cooling intake filter for dirt or dust every 5,000 miles and clean if necessary. Clean every
20,000 miles.
3 Perform these service items only if you drive primarily under the conditions indicated.4 N ot all vehicles are designed for towing. Refer to your Vehicle Owner’s Manual for details.5 Inspect thickness measurement and disc runout.
_
H ydrogen supply system for leaks
and damag
e
_ H ydrogen tank (with valve) for leaks
and damage
_ H

ydrogen tank band for looseness
and damage
_ I

nverter coolant level
_ S

teering gear
_S

teering linkage and boots
Maintenance Log
MAINTENANCE LOG
MAINTENANCE