2021 TOYOTA AVALON check engine

52Maintenance Log
MAINTENANCE LOG
MAINTENANCE
110,000 miles or 132 months
Add Toyota EFI Tank Additive or
equivalent (2GR-FKS engine and
Hawaii and Puerto Rico only)
Check installation of driver’s floor mat
Inspect and adjust all fluid levels1
Inspect wiper blades
Replace cabin air filter
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 (AWD)4
Tighten nuts and bolts on chassis
and body
Driving while towing, using a car-top
carrier, or heavy vehicle loading:
9
Re-torque propeller shaft bolt (AWD)4
Tighten nuts and bolts on chassis
and body
115,000 miles or 138 months
Add Toyota EFI Tank Additive or
equivalent (2GR-FKS engine and
Hawaii and Puerto Rico 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
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
Replace engine oil and oil filter2
Re-torque propeller shaft bolt (AWD)4
Tighten nuts and bolts on chassis
and body
Driving while towing, using a car-top
carrier, or heavy vehicle loading:
9
Replace engine oil and oil filter2
Re-torque propeller shaft bolt (AWD)4
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:
D
EALER SERVICE VERIFICATION:
D
ATE:
MILEAGE:
NOTE: If 0W-20 (2GR-FKS engine only)
or 0W-16 (A25A-FKS engine only) oil
WAS NOT used at the last oil change,
replace engine oil and oil l t er.
2

53Maintenance Log
MAINTENANCE LOG
MAINTENANCE
120,000 miles or 144 months
Add Toyota EFI Tank Additive or equivalent
(2GR-FKS engine and Hawaii and Puerto Rico only)
Check installation of driver’s floor mat
Inspect and adjust all fluid levels1
Inspect vacuum pump for brake booster
(A25A-FKS only)8
Inspect wiper blades
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:9
Replace automatic transmission fluid
Replace rear differential oil (AWD)
Replace transfer case oil (AWD)
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 Including operation on road which has road salt 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 Replace the vacuum pump vane and the vacuum pump vane caps with new ones, and never reuse the vacuum pump
vane and the vacuum pump vane caps.
9 Not all vehicles are designed for towing. Refer to your Vehicle Owner’s Manual for details.
_
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
_ Rear differential oil (AWD)
_ Steering gear
_ Steering linkage and boots
_ Transfer case oil (AWD)
Replace engine air filter
Replace engine oil and oil filter2
Replace spark plugs5
Replace vacuum pump for brake booster
(2GR-FKS only)
Re-torque propeller shaft bolt (AWD)
Rotate tires
DEALER SERVICE VERIFICATION:
D
ATE:
MILEAGE:

55Maintenance Log
MAINTENANCE
EXPLANATION OF MAINTENANCE ITEMS
Drive Shaft Boots
Check the drive shaft boots and clamps for
cracks, deterioration and damage. Replace
any deteriorated or damaged parts and, if
necessary, repack the grease. A qualied
technician should perform these operations.
Driver’s Floor Mat
• Only use the driver’s floor mat
designed specifically for the model
and model year of your vehicle.
• Always properly secure the driver’s
floor mat using the retaining hooks.
• Never install another floor mat on top
of the existing driver’s floor mat.
• Never install the driver’s floor mat
upside down.
Engine Air Filter
Inspect or replace at specied intervals.
When performing inspections, check for
damage, excessive wear and oiliness, and
replace if necessary.
Engine Coolant
Drain the cooling system and rell with an
ethylene-glycol type coolant. Inspect hoses
and connections for corrosion and leaks.
Tighten connections and replace parts
when necessary. A qualied technician
should perform these operations. (For
further details, refer to “Radiator, Condenser
and Hoses” in the “Maintenance and Care”
section of the
Owner’s Manual).
Your Toyota is equipped with Genuine
Toyota Super Long-Life Coolant. The
replacement intervals for engine coolant
recommended in this booklet are based
on replacement with Genuine Toyota
Super Long-Life Coolant or similar
high-quality non-silicate, non-amine,
non-borate ethylene-glycol coolant with
long-life hybrid organic acid technology
(i.e., a combination of low phosphates
and organic acids). If another type of
ethylene-glycol coolant is used,
replacement intervals may be different.

56Maintenance Log
MAINTENANCE
EXPLANATION OF MAINTENANCE ITEMS
Engine Oil and Oil Filter
Replace the oil lter and drain and rell
the engine oil at specied intervals. For
recommended oil grade and viscosity,
refer to the
Owner’s Manual.
NOTE: Your vehicle is certied with
Genuine Toyota 0W-20 (2GR-FKS engine
only) or 0W-16 (A25A-FKS engine only) motor
oil. For VEHICLES CERTIFIED FOR 0W-20
(2GR-FKS engine only) or 0W-16 (A25A-FKS
engine only) motor oil, the oil change interval
is 10,000 miles or 12 months IF 0W-20
(2GR-FKS engine only) or 0W-16 (A25A-FKS
engine only) MOTOR OIL IS BEING USED.
If 0W-20 (2GR-FKS engine only) or 0W-16
(A25A-FKS engine only) is not available,
5W-20 (2GR-FKS engine only) or 0W-20
(A25A-FKS engine only) mineral oil may
be used. However, it must be replaced at
a 5,000-mile or six-month INTERVAL with
0W-20 (2GR-FKS engine only) or 0W-16
(A25A-FKS engine only) motor oil.
For customers who primarily drive their
vehicle under any of the listed Special
Operating Conditions, the motor oil and
lter should be replaced at 5,000 miles or
six-months, REGARDLESS OF THE OIL USED
(OR CERTIFICATION OF THE VEHICLE).
Exhaust Pipes and Mountings
Visually inspect the exhaust pipes, mufer
and hangers for cracks, deterioration and
damage. Start the engine and listen
carefully for any exhaust gas leakage.
Tighten connections or replace parts
as necessary.
Fuel Lines and Connections,
Fuel Tank Band and Fuel Tank
Vapor Vent System Hoses
Visually inspect for corrosion, damage,
cracks, and loose or leaking connections.
Tighten connections or replace parts
as necessary.
Fuel Tank Cap Gasket
Visually inspect for cracks, deterioration
and damage and replace if necessary.
Nuts and Bolts on Chassis
and Body
Retighten the seat-mounting bolts and
front /rear suspension member retaining
bolts to specied torque.
Propeller Shaft
Re-torque the propeller shaft bolt. Only
a quali ed technician should perform
this operation.
Radiator and Condenser
Inspect for debris, corrosion and signs
of damage. Have any problem repaired
immediately by a qualied technician.
Rear Differential Oil
Inspect or replace at speci ed intervals.
When performing inspections, check each
component for signs of leakage. If you
discover any leakage, have it repaired by a
quali ed technician immediately.