Toyota Tacoma (2015-2018) Service Manual: 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 .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.
Registration
REGISTRATION
PROCEDURE
1. DESCRIPTION OF CODE REGISTRATION
(a) w/ Wireless Door Lock Control System:
The key has 2 codes: the key code (immobiliser code) and the wireless code. Both
of these cod ...
Dtc Check / Clear
DTC CHECK / CLEAR
1. CHECK FOR TRANSPONDER KEY ECU ASSEMBLY DTC
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch to ON.
(c) Turn the Techstream on.
(d) Enter the following men ...
Other materials:
Data List / Active Test
DATA LIST / ACTIVE TEST
1. ACTIVE TEST
HINT:
Using the Techstream to perform Active Tests allows relays, VSVs, actuators and
other items to be operated without removing any parts. This non-intrusive functional
inspection can be very useful because intermittent operation may be discovered befo ...
Blower Motor Circuit
DESCRIPTION
The blower motor with fan sub-assembly operates according to signals from the
air conditioning amplifier assembly. The blower motor with fan sub-assembly speed
signals are transmitted by changes in the duty ratio.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Inspect the fuse ...
Removal
REMOVAL
PROCEDURE
1. REMOVE FRONT CONSOLE BOX
(See page )
2. DISCONNECT TRANSMISSION CONTROL CABLE ASSEMBLY
3. REMOVE TRANSMISSION CONTROL CABLE ASSEMBLY
(a) Remove the nut and clip and disconnect the transmission control cable
assembly from the automatic transmission assem ...
