Toyota Corolla (E120) 2002–2008 Repair Manual / Maintenance / Under hood
Toyota Corolla (E120): Under hood
General maintenance
1. General notes
- maintenance requirements vary depending on the country.
- Check the maintenance schedule in the owner’s manual supplement.
- Following the maintenance schedule is mandatory.
- Determine the appropriate time to service the vehicle using either miles driven or time (month) elapsed, whichever reaches the specification first.
- Maintain similar intervals between periodic maintenance unless noted.
- Failng to check each vehicle part could lead to poor engine performance and increase exhaust emissions.
2. Windshield washer fluid
- check that there is sufficient fluid in the tank.
3. Engine coolant level
- check that the coolant level is between the ”full” and ”low” lines on the see–through reservoir.
4. Radiator and hoses
- check that the front of the radiator is clean and free of leaves, dirt and bugs.
- check the hoses for cracks, kinks, rotting loose connections.
5. Battery electrolyte level
- by rocking the vehicle, check that the electrolyte level of all the battery cells is between the upper and lower lines on the case.
6. Brake fluid level
- check that the brake fluid levels are near the upper level line on the see–through reservoirs.
7. Engine drive belt
- check the drive belt for fraying, cracks, wear and oiliness.
8. Engine oil level
- check if the level of engine oil is between ”f” and ”l” on the dipstick with the engine turned off.
9. Power steering fluid level
- check the level on the dipstick.
- the level should be in the ”hot” or ”cold” range depending on the fluid temperature.
10. Automatic transmission fluid level
- park the vehicle on a level surface.
- with the engine idling and the parking brake applied, shift the selector into all the positions from ”p” to ”l”. Then shift to the ”p” position.
- ) pull out the dipstick and wipe off the fluid with a clean shop rag. Re–insert the dipstick and check that the fluid level is in the ”hot” range.
- perform this check with the fluid at the normal driving temperature:70 to 80°c (158 to 176°f).
Hint
: after extended driving under harsh conditions (high speeds, hot weather, heavy traffic or pulling a trailer), let the engine cool down for approximately 30 minutes before checking the fluid level.
11. Exhaust system
- check for unusual exhaust sounds or abnormal exhaust fumes. Locate the cause and correct it.
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Inspection procedure
Hint:
if different dtcs related to different systems that have terminal e2
as the ground terminal are output
simultaneously, terminal e2 may be open.
Read freeze frame data using the hand-held tester or the obd ii scan
tool. Freeze frame data records
the engine conditions when a malf ...
Inside vehicle
General maintenance
Performing these maintenance checks on the vehicle in the owner’s
responsibility. The owner may
perform the maintenance or take the vehicle to a service center.
Check the parts of the vehicle described below on a daily basis. In most cases,
special tool are not
requir ...