Toyota Tacoma (2015-2018) Service Manual: Dtc Check / Clear
DTC CHECK / CLEAR
1. 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: Body Electrical / Smart Access or Main Body / Trouble Codes.
(e) Check the details of the DTC(s) (See page .gif)
).
2. CLEAR 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: Body Electrical / Smart Access or Main Body / Trouble Codes.
(e) Clear the DTC(s).
Diagnosis System
DIAGNOSIS SYSTEM
1. DESCRIPTION
The main body ECU (multiplex network body ECU) and certification ECU (smart key
ECU assembly) control the LIN communication system. LIN communication system data
...
Communication Malfunction between ECUs Connected by LIN (B2785)
DESCRIPTION
The certification ECU (smart key ECU assembly) monitors communication between
all the ECUs connected to the certification bus lines. When the certification ECU
(smart key ECU assembly ...
Other materials:
Data List / Active Test
DATA LIST / ACTIVE TEST
1. DATA LIST
HINT:
Using the Techstream to read the Data List allows the values or states of switches,
sensors, actuators and other items to be read without removing any parts. This non-intrusive
inspection can be very useful because intermittent conditions or signals ...
Inspection
INSPECTION
PROCEDURE
1. INSPECT BRAKE BOOSTER PUMP ASSEMBLY
(a) Connect the positive (+) lead from the battery to the red cable of the pump,
and the negative (-) lead to the black cable.
(b) Check the brake booster pump operation.
OK:
Operation sound is heard. ...
Front Passenger Side Seat Belt Warning Light Malfunction
DESCRIPTION
The occupant classification ECU detects the state of the front seat inner belt
assembly RH and load sensor when the front passenger side seat is occupied with
the ignition switch ON. If the front passenger side seat belt is not fastened, the
front passenger side seat belt warning ...
