Toyota Corolla (E120): Problem symptoms table
Hint
: use the table below to help determine the cause of the problem. The numbers indicate the priority of the likely cause of the problem. Check each part in order. If necessary, replace these parts.
1. Headlamp and tail lamp

2. Front fog lamp system

3. Turn signal and hazard warning system

4. Stop lamp system

5. Back up lamp system

6. Interior lamp system

7. Light control rheostat system

Other materials:
Source voltage drop
The srs is equipped with a voltage–increase circuit (dc–dc converter) in the
airbag sensor assy center
in case the source voltage drops.
When the battery voltage drops, the voltage–increase circuit (dc–dc converter)
functions to increase the
voltage of the srs to normal voltage.
...
Symptom simulation
Hint:
the most difficult case in troubleshooting is when no symptoms occurs. In such
cases, a thorough customer
problem analysis must be carried out. Then the same or similar conditions and
environment in which the
problem occurred in the customer’s vehicle should be simulated. No matter ho ...
Hood
Adjustment
Hint:
since the centering bolt is used as a hood hinge and hood lock
set bolt, the hood and hood lock can not be adjusted with it on.
Substitute a bolt with washer for the centering bolt.
1. Inspect hood sub–assy
Check that the clearance is within the standard value.
...


