Toyota Tacoma (2015-2018) Service Manual: 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 and Diagnostic Trouble Codes (DTCs) can be read through the Data Link Connector 3 (DLC3).
When the system seems to be malfunctioning, use the Techstream to check for malfunctions and perform repairs.
2. CHECK DLC3
(a) Check the DLC3 (See page .gif)
).
3. INSPECT BATTERY VOLTAGE
(a) Measure the battery voltage.
Standard voltage:
11 to 14 V
- If the voltage is below 11 V, recharge or replace the battery.
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 p ...
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 Acces ...
Other materials:
Sound Signal Circuit between Radio Receiver and Stereo Component Amplifier
DESCRIPTION
The navigation receiver assembly sends a sound signal to the stereo component
amplifier assembly via this circuit.
The sound signal that has been sent is amplified by the stereo component amplifier
assembly, and then is sent to the speakers.
If there is an open or short in the cir ...
Parts Location
PARTS LOCATION
ILLUSTRATION
*A
for Automatic Transmission
-
-
*1
FRONT SPEED SENSOR LH
*2
FRONT SPEED SENSOR RH
*3
FRONT AXLE WITH ABS ROTOR BEARING ASSEMBLY LH
- FRONT SP ...
Removal
REMOVAL
PROCEDURE
1. REMOVE FUEL TANK ASSEMBLY
Click here
2. DISCONNECT CHARCOAL CANISTER FUEL HOSE
(a) Loosen the hose clip and disconnect the charcoal canister fuel hose.
3. DISCONNECT FUEL TANK VENT HOSE
(a) Push the fuel tank vent hos ...
