Toyota Corolla (E120) 2002–2008 Repair Manual / Introduction / How to troubleshoot ecu controlled
systems / Customer problem analysis
Toyota Corolla (E120): Customer problem analysis
Hint
:
- in troubleshooting, the problem symptoms must be confirmed accurately, meaning that all preconceptions must be set aside in order to make an accurate judgement. To ascertain what the problem symptoms are, it is extremely important to ask the customer about the problem and conditions when it occurred.
- The following 5 items are important points in the problem analysis. Past problems which are thought to be unrelated and the repair history, etc. May also help in some cases. Therefore, as much information as possible should be gathered and its relationship with the problem symptoms should be correctly ascertained for use as reference in troubleshooting. A customer problem analysis table is provided for your use in the diagnostics section for each system.
(Sample) supplemental restraint system check sheet.
Other materials:
Taking out the spare tire
1 Remove the luggage floor cover.
2 Remove the tool tray.
3 Loosen the center fastener that secures the spare tire.
CAUTION
■When storing the spare tire
Be careful not to catch fingers or other body parts between the spare tire and
the body of the vehicle. ...
Refueling
Opening the fuel tank cap
Perform the following steps to open the fuel tank cap:
Before refueling the vehicle
● Close all the doors and windows, and turn the engine switch off.
● Confirm the type of fuel.
■Fuel types
Unleaded gasoline (Octane rating 87 [Research Octane Number ...
Windshield wipers and washer
Operating the wiper lever
The wiper operation is selected by moving the lever as follows. When intermittent
windshield wiper operation is selected, the wiper interval can be also adjusted.
1 Intermittent windshield wiper operation
2 Low speed windshield wiper operation
3 High speed windshield ...