2003 TOYOTA PRIUS coolant

Toyota Maintenance and Repair Support11
Do-It-Yourself Products
Genuine Toyota Chemicals
Toyota offers a complete line of products to help you keep your Toyota looking and
running like new. To safeguard your vehicle’s appearance, you’ll find everything
from fabric spot remover and glass cleaner to liquid car wash and touch-up paint.
When it’s time to get under the hood (or under the car), products such as fuel
injector cleaner, brake fluid and silicone spray will help you get the job done.
All of these products are formulated specifically for use with Toyota vehicles, so you
can be confident you’re giving your vehicle the best care possible, inside and out.
Genuine Toyota Antifreeze Coolant
Genuine Toyota Long Life Antifreeze Coolant is the same high-quality, factory-fill
product found in all new Toyotas. It provides maximum protection and durability
without the use of harmful silicates. And because it’s compatible with non-
metallic materials, it helps extend the life of water-pump seals. Don’t trust your
engine to anything less than the best: Genuine Toyota Long Life Antifreeze
Coolant.
Genuine Toyota Motor Oil
Your Toyota’s engine features highly advanced technology to help ensure superior
performance, reliability and fuel economy. Genuine Toyota Motor Oil is formulat-
ed with a special combination of lube-base stocks and an additive blend to
maximize the benefits of this technology. Make sure you’re getting the most out
of your engine by always putting the best into it: Genuine Toyota Motor Oil.

General Maintenance Information17
Explanation of Maintenance Items
Brake Linings/Drums and Brake Pads/Discs
Check the brake linings (shoes) and drums for scoring, burning, fluid leakage,
broken parts and excessive wear. Checkthe pads for excessive wear and the
discs for runout, excessive wear and fluid leakage. Replace any deteriorated
or damaged parts. A qualified technician should perform these operations.
Differential Oil
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.
Drive Belts
Inspect for cracks, excessive wear and oiliness. Check the belttension and adjust
if necessary. Replace the belts if they are damaged.
Drive Shaft Boots
Check the drive shaft boots and clamps forcracks, deterioration and damage.
Replace any deteriorated or damaged parts and, if necessary, repack the grease.
Aqualified technician should perform these operations.
Engine Air Filter
Replace at specified intervals. When performing inspections, check for damage,
excessive wear and oiliness, and replace if necessary.
Engine Coolant
Drain and flush the cooling system and refill with an ethylene-glycol type
coolant. Inspect the radiator and condenser for leaves, dirt and insects and clean
if necessary. Inspect hose connections for tightness and condition. A qualified
technician should perform these operations.
Engine Oil and Oil Filter
Replace the oil filter and drain and refill the engine oil. For recommended oil
grade and viscosity, refer to the
Owner’s Manual.
Engine Valve Clearance
Inspect for excessive lifter noise and engine vibration and adjust if necessary.
Aqualified technician should perform this operation.

General Maintenance Information18
Explanation of Maintenance Items
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.
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.
Inverter Coolant
Drain and flush the cooling system with an ethylene-glycol type coolant. A qual-
ified technician should perform this operation.
Nuts and Bolts on Chassis and Body
Re-tighten the seat-mounting bolts and front/rear suspension member retaining
bolts to specified torque.
Spark Plugs
Replace at specified intervals. Install newplugs of the same type as originally
equipped. A qualified technician should perform this operation.
Steering Gear Box
Inspect for signs of leakage. If you discover any leakage, have it repaired imme-
diately by a qualified technician.
Steering Linkage and Boots
With the vehicle stopped, check for excessive freeplay in the steering wheel.
Inspect the linkage for bending and damage and the dust boots for deterioration,
cracks and damage. Replace any damaged parts. A qualified technician should
perform these operations.
Tire Rotation
Tires should be rotated according to the instructions in the Owner’s Manual.
When rotating tires, check for damage and uneven wear. Replace if necessary.

1Specific services apply to specific operating conditions. See pages 14-15 for details.2Maintenance services specified at this interval are provided by Toyota at no charge, excluding items
required for vehicles driven under special operating conditions. See inside front cover for details.
3Do not replace if replaced at 20,000 miles/16 months.
Maintenance Log: 2003 Prius
30,000 Miles or 24 Months230,000 Miles or 24 Months2
❑Replace engine air filter
❑Replace engine coolant
❑Replace engine oil and oil filter
❑Replace inverter coolant
❑Rotate tires
❑Inspect the following:__ Ball joints and dust covers
__ Brake lines and hoses
__ Brake linings/drums and brake pads/discs
__ Differential oil
__ Drive shaft boots
__ Exhaust pipes and mountings
Additional Maintenance Items forSpecial Operating Conditions:1
❑Inspect nuts and bolts on chassis and body
❑Replace air conditioning filter
Scheduled Maintenance Log25
Dealer Service Verification:
Date:
Mileage:
__ Fuel lines and connections, fuel tank band
and fuel tank vapor vent system hoses
__ Fuel tank cap gasket
__ Radiator and condenser
__ Steering gear box
__ Steering linkage and boots
__ Transmission fluid

1 Specific services apply to specific operating conditions. See pages 14-15 for details.2 Required under the terms of the Emission Control Warranty.3Initial inspection at 60,000 miles. Inspect every 15,000 miles thereafter.
Maintenance Log: 2003 Prius
60,000 Miles or 48 Months
60,000 Miles or 48 Months
❑Replace engine air filter
❑Replace engine coolant
❑Replace engine oil and oil filter
❑Replace inverter coolant
❑Replace spark plugs2
❑Rotate tires
❑Inspect the following:__ Ball joints and dust covers
__ Brake lines and hoses
__ Brake linings/drums and brake pads/discs
__ Differential oil
__ Drive belts
3
__ Drive shaft boots
__ Engine valve clearance
Additional Maintenance Items forSpecial Operating Conditions:1
❑Inspect nuts and bolts on chassis and body
❑Replace air conditioning filter
Scheduled Maintenance Log29
Dealer Service Verification:
Date:
Mileage:
__ 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
__ Steering gear box
__ Steering linkage and boots
__ Transmission fluid

5,000-Mile Maintenance Intervals
7,500-Mile Maintenance IntervalsTo determine the appropriate maintenance
interval for your vehicle, see page 13.
Dealer Service Verification:
Date:
Mileage:
Dealer Service Verification:
Date: Mileage: Dealer Service Verification:
Date: Mileage:
1Specific services apply to specific operating conditions. See pages 14-15 for details.
Maintenance Log: 2003 Prius
__ Fuel lines and connections, fuel tank band
and fuel tank vapor vent system hoses
__ Fuel tank cap gasket
__ Radiator and condenser
__ Steering gear box
__ Steering linkage and boots
__ Transmission fluid
90,000 Miles or 72 Months
90,000 Miles or 72 Months
❑Replace air conditioning filter
❑Replace engine air filter
❑Replace engine coolant
❑ Replace engine oil and oil filter
❑ Replace inverter coolant
❑Rotate tires
❑Inspect the following:__ Ball joints and dust covers
__ Brake lines and hoses
__ Brake linings/drums and brake pads/discs
__ Differential oil
__ Drive belts
__ Drive shaft boots
__ Exhaust pipes and mountings
Additional Maintenance Items forSpecial Operating Conditions:1
❑Inspect nuts and bolts on chassis and body
Scheduled Maintenance Log33
Dealer Service Verification:
Date:
Mileage:

1 Specific services apply to specific operating conditions. See pages 14-15 for details.2 Do not replace if replaced at 110,000 miles/88 months.3 Required under the terms of the Emission Control Warranty.
Maintenance Log: 2003 Prius
120,000 Miles or 96 Months
120,000 Miles or 96 Months
❑Replace engine air filter
❑Replace engine coolant
❑Replace engine oil and oil filter
❑Replace inverter coolant
❑Replace spark plugs3
❑Rotate tires
❑Inspect the following:__ Ball joints and dust covers
__ Brake lines and hoses
__ Brake linings/drums and brake pads/discs
__ Differential oil
__ Drive belts
__ Drive shaft boots
__ Engine valve clearance
Additional Maintenance Items forSpecial Operating Conditions:1
❑Inspect nuts and bolts on chassis and body
❑Replace air conditioning filter
Scheduled Maintenance Log37
Dealer Service Verification:
Date:
Mileage:
__ 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
__ Steering gear box
__ Steering linkage and boots
__ Transmission fluid