Look for output diagnostic trouble codes (dtcs) (from the dtc checks) in the appropriate section's diagnostic trouble code chart. Use the chart to determine the trouble area and the proper inspection procedure. A description of each of the chart's columns are below.
| Item | Description |
| Dtc no. | Indicates the diagnostic trouble code |
| Detection item | Indicates the system or details of the problem |
| Trouble area | Indicates the suspected areas of the problem |
| See page | Indicates the page where the inspection procedures for each circuit are to be found, or gives instruction for checking and repairs |
Symptom simulation
Problem symptoms tableLumbar support adjuster assembly
Inspection
Inspect lumbar support adjuster assembl
Check operation of the lumbar support adjuster.
Check if the lumbar support adjuster moves
smoothly when the battery is connected to the
lumbar support adjuster motor connector
terminals.
Ok
If the result is not as spec ...
For vehicles equipped with catalytic converter caution:
If a large amount of unburned gasoline or gasoline
vapors flow into the converter, it may cause
overheating and create a fire hazard. To prevent this,
observe the following precautions.
Use only unleaded gasoline.
Avoid idling the engine for more than 20 minutes.
Avoid performing unnecess ...
Customer problem analysis
Hint:
In troubleshooting, confirm that the problem symptoms
have been accurately identified. Preconceptions should be
discarded in order to make an accurate judgment. To
clearly understand what the problem symptoms are, it is
extremely important to ask the customer about the
problem an ...