Toyota 4Runner: Horn
To sound the horn, press on or close to the
mark.
After adjusting the steering wheel
Make sure that the steering wheel is securely locked.
The horn may not sound if the steering wheel is not securely locked.
Parking brake
To set the parking brake, fully depress the parking brake pedal with your
left foot while depressing the brake pedal with your right foot.
(Depressing the pedal again releases the parking brake.) ...
Other materials about Toyota 4Runner:
Dtc Check / Clear
DTC CHECK / CLEAR
1. CHECK/CLEAR DTC (USING TECHSTREAM)
(a) Check DTC:
(1) Connect the Techstream to the DLC3.
(2) Turn the ignition switch to ON.
(3) Turn the Techstream on.
(4) Enter the following menus: Chassis / KDSS / Trouble Codes.
(5) Read DTCs b ...
ID BOX EEPROM Malfunction (B2790)
DESCRIPTION
This DTC is stored when the ID code box detects an internal malfunction.
DTC Code
DTC Detection Condition
Trouble Area
B2790
The ID code box detects an internal malfunction.
...
0.0063