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) programsGeneral Information
GENERAL INFORMATION
A large number of ECU controlled systems are used in the 4RUNNER. In
general, ECU controlled systems are considered to be very intricate, requiring
a high level of technical knowledge to troubleshoot. However, most problem
...
Certification ECU Communication Stop Mode
DESCRIPTION
Detection Item
Symptoms
Trouble Area
Certification ECU Communication Stop Mode
Either condition is met:
"Certification (Smart)" is not displayed on the "CAN ...