engine coolant TOYOTA COROLLA 2003 E120 / 9.G Scheduled Maintenance Guide

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 yourvehicle’s appearance, you’ll find everything
from fabric spot remover and glass cleanerto 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. You’ll know it by its distinctive red color. 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 ensure superior
performance, reliability and fuel economy. Genuine Toyota Motor Oil is formulated
with a special combination of lube-base stocks and an additive blend to maxi-
mize the benefits of this technology. Make sure you’re getting the most out of
your engine by always putting the bestinto it: Genuine Toyota Motor Oil.

General Maintenance Information18
Explanation of Maintenance Items
Drive Belts
Inspect for cracks, excessive wearand oiliness. Check the belt tension 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. A qualified technician should perform this operation.
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.
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.

1 Specific services apply to specific operating conditions. See page 16 for details.2 Applies to Corolla Matrix 4WD only.3 Do not replace if replaced at 22,500 miles.4 Applies to manual transmission models only.
Maintenance Log: 2003 Corolla and Corolla Matrix
30,000 Miles or 24 Months
30,000 Miles or 24 Months
❑Replace engine air filter
❑Replace engine coolant
❑Replace engine oil and oil filter
❑Rotate tires
❑Inspect the following:__ Ball joints and dust covers
__ Brake lines and hoses
__ Brake linings/drums and brake pads/discs
__ Drive shaft boots
__ Exhaust pipes and mountings
__ Front differential oil
__ Fuel lines and connections, fuel tank band
and fuel tank vapor vent system hoses
Additional Maintenance Items forSpecial Operating Conditions:1
❑Inspect automatic transmission fluid
❑Inspect nuts and bolts on chassis and body
❑Replace air conditioning filter3
❑Replace front differential oil4
❑Replace manual transmission oil
❑Replace rear differential oil2
❑Replace transfer case oil2
Scheduled Maintenance Log25
Dealer Service Verification:
Date:
Mileage:
__ Fuel tank cap gasket
__ Radiator core
__ Rear differential oil
2
__ Steering gear box
__ Steering linkage and boots
__ Transfer case oil
2
__ Transmission fluid or oil

1 Specific services apply to specific operating conditions. See page 16 for details.2 Initial inspection at 60,000 miles. Inspect every 15,000 miles thereafter.3 Applies to Corolla Matrix 4WD only.
Maintenance Log: 2003 Corolla and Corolla Matrix
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
❑Rotate tires
❑Inspect the following:__ Ball joints and dust covers
__ Brake lines and hoses
__ Brake linings/drums and brake pads/discs
__ Drive belts
2
__ Drive shaft boots
__ Engine valve clearance
__ Exhaust pipes and mountings
__ Front differential oil
__ Fuel lines and connections, fuel tank band
and fuel tank vapor vent system hoses
Additional Maintenance Items forSpecial Operating Conditions:1
❑Inspect nuts and bolts on chassis and body
❑Replace air conditioning filter
❑Replace automatic transmission fluid
❑Replace front differential oil
❑Replace manual transmission oil
❑Replace rear differential oil3
❑Replace transfer case oil3
Scheduled Maintenance Log29
Dealer Service Verification:
Date:
Mileage:
__ Fuel tank cap gasket
__ Radiator core
__ Rear differential oil
3
__ Steering gear box
__ Steering linkage and boots
__ Transmission fluid or oil
__ Transfer case oil
3

5,000-Mile Maintenance Intervals
7,500-Mile Maintenance IntervalsTo determine the appropriate maintenance
interval for your vehicle, see page 15.
Dealer Service Verification:
Date:
Mileage:
Dealer Service Verification:
Date: Mileage: Dealer Service Verification:
Date: Mileage:
1 Specific services apply to specific operating conditions. See page 16 for details.2 Applies to Corolla Matrix 4WD only.3 Do not replace if replaced at 82,500 miles.4 Applies to manual transmission models only.
Maintenance Log: 2003 Corolla and Corolla Matrix
90,000 Miles or 72 Months
90,000 Miles or 72 Months
❑Replace engine air filter
❑Replace engine coolant
❑Replace engine oil and oil filter
❑Rotate tires
❑Inspect the following:__ Ball joints and dust covers
__ Brake lines and hoses
__ Brake linings/drums and brake pads/discs
__ Drive belts
__ Drive shaft boots
__ Exhaust pipes and mountings
__ Front differential oil
__ Fuel lines and connections, fuel tank band
and fuel tank vapor vent system hoses
Additional Maintenance Items forSpecial Operating Conditions:1
❑Inspect automatic transmission fluid
❑Inspect nuts and bolts on chassis and body
❑Replace air conditioning filter3
❑Replace front differential oil4
❑Replace manual transmission oil
❑Replace rear differential oil2
❑Replace transfer case oil2
Scheduled Maintenance Log33
Dealer Service Verification:
Date:
Mileage:
__ Fuel tank cap gasket
__ Radiator core
__ Rear differential oil
2
__ Steering gear box
__ Steering linkage and boots
__ Transfer case oil
2
__ Transmission fluid or oil

1 Specific services apply to specific operating conditions. See page 16 for details.2 Required under the terms of the Emission Control Warranty.3 Applies to Corolla Matrix 4WD only.4 Do not replace if replaced at 112,500 miles.
Maintenance Log: 2003 Corolla and Corolla Matrix
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 spark plugs2
❑Rotate tires
❑Inspect the following:__ Ball joints and dust covers
__ Brake lines and hoses
__ Brake linings/drums and brake pads/discs
__ Drive belts
__ Drive shaft boots
__ Engine valve clearance
__ Exhaust pipes and mountings
__ Front differential oil
__ Fuel lines and connections, fuel tank band
and fuel tank vapor vent system hoses
Additional Maintenance Items forSpecial Operating Conditions:1
❑Inspect nuts and bolts on chassis and body
❑Replace air conditioning filter
❑Replace automatic transmission fluid
❑Replace front differential oil
❑Replace manual transmission oil
❑Replace rear differential oil3
❑Replace transfer case oil3
Scheduled Maintenance Log37
Dealer Service Verification:
Date:
Mileage:
__ Fuel tank cap gasket
__ Radiator core
__ Rear differential oil
3
__ Steering gear box
__ Steering linkage and boots
__ Transmission fluid or oil
__ Transfer case oil
3