Listed below are the general maintenance items that should be performed at the intervals specified in the “Scheduled Maintenance Guide” or “Owner’s Manual Supplement”. 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) programsVehicle Speed Sensor Circuit (C1AA3)
DESCRIPTION
The forward recognition camera receives vehicle speed signals from the skid control
ECU. If the skid control ECU receives a vehicle speed sensor malfunction signal,
it informs the forward recognition camera via CAN communication, and DTC C1AA3 is
stored.
DTC No.
...
Open in Bus 2 Main Bus Line
DESCRIPTION
There may be an open circuit in one of the CAN main bus lines and/or a central
gateway ECU (network gateway ECU) branch lines when the resistance between terminals
18 (CA4H) and 17 (CA4L) of the central gateway ECU (network gateway ECU) is 70 Ω
or higher.
Detection It ...
Front Camera Module Circuit (C1AA0)
DESCRIPTION
When an internal malfunction is detected in the forward recognition camera, DTC
C1AA0 is stored.
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
C1AA0
Front Camera Module Circuit
3 seconds ...