When repair has been done, warning indicator light (LED) and warning symbol go off and service code are not displayed.
But the service codes stored in memory of the ECU are not erased to preserve the problem history.
In this model, the problem history can not be erased. However, the memories of the KIBS and ABS system service codes can be erased using the KDS 3 version kit.
The service codes of the immobilizer, KIBS and ABS, and ESD systems appear to each system equipped models.



Notes:
Service Code Reading
BackupsSubthrottle Valve Actuator Input Voltage Inspection
NOTE
Be sure the battery is fully charged.
Turn the ignition switch to OFF.
Disconnect the subthrottle valve actuator connector and
connect the measuring adapter [A] between these connectors
as shown in the figure.
Main Harness [B]
Subthrottle Valve Actuator [C]
Special Tool ...
Tachometer
The tachometer shows the engine
speed in revolutions per minute (r/min,
rpm).
On the right side of the tachometer
face is a portion called the “red zone”.
Engine r/min (rpm) in the red zone is
above maximum recommended engine
speed and is also above the range for
good performance.
...
Spring Preload Adjustment
To adjust the spring preload, turn the spring preload adjuster
[A].
The standard adjuster setting is the 6 turns in from the
fully counterclockwise position.
WARNINGIf both adjusters are not adjusted
equally, handling
may be impaired and a hazardous condition may
result. B ...