Toyota Tacoma 2015-2018 Service Manual: Diagnosis System
DIAGNOSIS SYSTEM
1. CHECK DLC3
(a) Check the DLC3 (See page .gif)
).
2. 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.
3. SELF-DIAGNOSTIC MODE (OPERATING IGNITION KEY CYLINDER)
(a) Switch to self-diagnostic mode.
(1) Insert the key into the ignition key cylinder and remove it.
(2) Within 5 seconds after the key is removed, insert it into the ignition key cylinder and then turn the ignition switch to ON then off once. (End in off)
(3) Within 30 seconds after turning the ignition switch off, perform the following 9 times: Turn the ignition switch to ON then off. (End in off)
HINT:
Turning the ignition switch to ON after the procedure above has been completed will end the self-diagnostic mode.
NOTICE:
If the system fails to enter self-diagnostic mode, the system will return to normal mode.
(b) Check that the system has switched to self-diagnostic mode by checking the interior light output pattern.
(c) Check that the system has switched to self-diagnostic mode by checking the wireless door lock buzzer output pattern.
(d) Check the diagnostic outputs when the door control transmitter module set sub-assembly switch is held down. The diagnostic outputs can be checked by the interior light and wireless door lock buzzer patterns.
Registration
REGISTRATION
CAUTION / NOTICE / HINT
HINT:
Register a new recognition code when replacing the door control transmitter
module set sub-assembly or the door control receiver.
Add mode ...
Terminals Of Ecu
TERMINALS OF ECU
1. CHECK DRIVER SIDE JUNCTION BLOCK AND MAIN BODY ECU (MULTIPLEX NETWORK BODY
ECU)
(a) Disconnect the MB main body ECU (multiplex network body ECU) connectors.
(b) Measure the ...
Other materials:
Noise Occurs or Sound Skips when Portable Player Plays
CAUTION / NOTICE / HINT
HINT:
Perform this check with the portable player volume set at an appropriate
level.
Make sure that there are no obstructions between the portable player
and navigation receiver assembly that may block signals, and that the portable
player and navig ...
Terminals Of Ecu
TERMINALS OF ECU
Text in Illustration
*a
Component without harness connected
(Skid Control ECU [Brake Actuator Assembly])
-
-
Terminal No. (Symbol)
Terminal Description
1 (GND2)
Pump motor g ...
Diagnosis System
DIAGNOSIS SYSTEM
1. DESCRIPTION
(a) The transponder key ECU assembly controls the engine immobiliser system.
The engine immobiliser system data and Diagnostic Trouble Codes (DTCs) can be read
through the vehicle Data Link Connector 3 (DLC3).
2. CHECK DLC3
(a) Check the DLC3 (See page ).
3. ...
