SYSTEM DIAGRAM

System Description
SYSTEM DESCRIPTION
1. FRONT PASSENGER OCCUPANT CLASSIFICATION SYSTEM
(a) General Description
(1) The front passenger occupant detection ECU determines whether the front passenger
seat is occupied ...
Diagnosis System
DIAGNOSIS SYSTEM
1. CHECK DLC3
(a) The vehicle's ECU uses the ISO 9141-2 for communication protocol. The terminal
arrangement of the DLC3 complies with SAE J1962 and matches the ISO 15765-4 fo ...
Related Tacoma materials
Dtc Check / Clear
DTC CHECK / CLEAR
CHECK DTC
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch to ON.
(c) Turn the Techstream on.
(d) Enter the following menus: Chassis / Front Recognition Camera / Trouble Codes.
(e) Check for details of the DTCs.
Click here
CLEAR DTC
(a) Connect the Te ...
Motor Power Supply Voltage Circuit (C142B-C146D)
DESCRIPTION
The motor relay and motor fail-safe relay are built into the brake actuator assembly.
During ABS, TRAC, VSC, or brake assist operation, the skid control ECU (brake
actuator assembly) turns on the motor relay to run the pump motor in the brake actuator
assembly.
When a motor system ...
Key Cannot be Registered
DESCRIPTION
A maximum of 5 master key ID codes can be registered.
WIRING DIAGRAM
Refer to "B2780" (See page )
CAUTION / NOTICE / HINT
NOTICE:
If the transponder key ECU assembly is replaced, refer to Registration (See page
).
PROCEDURE
1.
CHECK REGISTRATIO ...