spark plugs replace TOYOTA 4RUNNER 2020 Warranties & Maintenance Guides (in English)
Page 16 of 66
15Your Warranties in Detail
WARRANTY
NEW VEHICLE LIMITED WARRANTY
 
 
Maintenance Expense
Normal maintenance services such as:
• Engine tune-ups
• Replacement of fluids and filters
• Lubrication
• Cleaning and polishing
• Replacement of spark plugs and fuses 
•  Replacement of worn wiper blades,  
brake pads/linings and clutch linings 
Vehicles with Altered Odometer
Failure of a vehicle on which the odometer 
has been altered so that actual vehicle 
mileage cannot be readily determined.
Salvage or Total-Loss Vehicles 
Any vehicle that has ever been issued a 
“salvage” title or similar title under any  
state’s law; or has ever been declared a  
“total loss” or equivalent by a financial  
institution or insurer, such as by payment  
for a claim in lieu of repairs because the  
cost of repairs exceeded the cash value of  
the vehicle. This exclusion does not apply to  
the emission control warranties, including  
Emission Control Warranty Enhancements,  
or any open Safety Recalls/SSCs/LSCs.
 
 
Incidental Damages
Incidental or consequential damages 
associated with a vehicle failure. Such 
damages include but are not limited to 
inconvenience; the cost of transportation, 
telephone calls and lodging; the loss of 
personal or commercial property; and the   
loss of pay or revenue.
Disclaimer of Extra   
Expenses and Damages
The performance of necessary repairs 
and adjustments is the exclusive remedy 
under this warranty or any implied 
warranty. Toyota does not authorize 
any person to create for it any other 
obligation or liability in connection with 
this vehicle. Toyota shall not be liable 
for incidental or consequential damages 
resulting from breach of this written 
warranty or any implied warranty. Any 
implied warranty of merchantability or 
fitness for a particular purpose is limited 
to the duration of this written warranty,   
except in states where this limitation   
is not allowed.
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Page 54 of 66
53Maintenance Log
MAINTENANCE LOG
MAINTENANCE
120,000 miles or 144 months
Check installation of driver’s floor mat
Inspect and adjust all fluid levels1
Inspect wiper blades
Lubricate propeller shaft  
Re-torque propeller shaft bolt
Replace cabin air filter
Replace engine air filter
Replace engine oil and oil filter2
Replace spark plugs5 
Rotate tires
Inspect the following:
 _ A
utomatic transmission for signs of leakage
 _ B
all joints and dust covers
 _ B
rake lines and hoses
 _ B
rake linings/drums and brake pads/discs
6
 _ Dr ive belts
 _D
rive shaft boots (4WD) 
 _E
ngine coolant
7
 _ E xhaust pipes and mountings
 _F
ront differential oil (4WD)  
 
Additional Maintenance Items for Special Operating Conditions3
Driving on dirt roads or dusty roads:Replace transfer case oil (4WD)
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
Replace front differential oil (4WD)
Replace rear differential oil
Replace transfer case oil (4WD)
Tighten nuts and bolts on chassis and body 
Dealer Service verification:
D
ate:
Mileage: 
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   R eset 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 P erform 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     R efer to “Engine Coolant” in the “Explanation of Maintenance Items” section in the back of this guide for more information.8 N ot all vehicles are designed for towing. Refer to your Vehicle Owner’s Manual  for details.
 _ F
uel lines and connections, fuel tank band 
and fuel tank vapor vent system hoses
 _ F
uel tank cap gasket
 _ R
adiator and condenser
 _R
ear differential oil
 _S
teering gear
 _S
teering linkage and boots
 _T
ransfer case oil (4WD)
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Page 57 of 66
56Maintenance Log
MAINTENANCE
EXPLANATION OF MAINTENANCE ITEMS
Engine Oil and Oil Filter
Replace the oil filter and drain and refill 
the engine oil at specified intervals. For 
recommended oil grade and viscosity,  
refer to the Owner’s Manual.
NOTE:  Your vehicle is certified with   
Genuine Toyota 0W-20 motor oil. For 
VEHICLES CERTIFIED FOR 0W-20 motor   
oil, the oil change interval is 10,000 miles   
or 12 months IF 0W-20 MOTOR OIL IS   
BEING USED. If 0W-20 is not available,   
5W-20 mineral oil may be used. However,   
it must be replaced at a 5,000-miles or   
six-month INTERVAL with 0W-20 motor oil.
For customers who primarily drive their 
vehicle under any of the listed Special 
Operating Conditions,  the motor oil and  
filter 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, muffler   
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.
Front and Rear Differential Oil
Inspect or replace at specified intervals.  
When performing inspections, check each  
component for signs of leakage. If you  
discover any leakage, have it repaired by a  
qualified technician immediately.
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 specified torque.
Propeller Shaft
Lubricate the propeller shaft spiders and  
slide yokes with lithium-base chassis 
grease and the double cardan joint with 
molybdenum-disulfide lithium-base  
chassis grease, and re-torque the bolt.  
Only a qualified technician should perform  
this operation.
Radiator and Condenser
Inspect for debris, corrosion and signs 
of damage. Have any problem repaired 
immediately by a qualified technician.
Spark Plugs
Replace at specified intervals. Install new 
plugs of the same type as originally   
equipped. A qualified technician should 
perform this operation.
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