Listed below are the general maintenance items that should be performed at the intervals specified in the “owner’s warranty information booklet” or “owner’s manual supplement/scheduled maintenance guide”. It is recommended that any problem you notice should be brought to the attention of your toyota dealer or qualified service shop for advice.
Engine compartment

Vehicle interior


Vehicle exterior

Caution
If the engine is running
Turn the engine off and ensure that there is adequate ventilation before performing maintenance checks.
Maintenance requirements
Emission inspection
and maintenance (i/m)
programsDiagnosis system
Description
When troubleshooting on-board diagnostic (obd
ii) vehicles, the vehicle must be connected to the
obd ii scan tool (complying with sae j1987).
Various data output from the vehicle's ecm can
then be read.
Obd ii regulations require that the vehicle's onboard
computer ...
Open in occupant classification ecu battery positive line
Description
Dtc b1794 is set when a malfunction is detected in the occupant
classification ecu battery positive line.
Wiring diagram
Inspection procedure
Check for dtc
Turn the ignition switch on.
Clear the dtcs (see page rs-249).
Hint:
First clear dtcs stored in the ...
Definition of terms
Terms
Definition
Monitor description
Description of what ecm monitors and how detects malfunctions
(monitoring purpose and
details).
Related dtcs
Group of diagnostic trouble codes that are output by ecm based on
same malfunction
detection logic.
...