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:
Ambient Temperature Sensor Circuit (B1412)
DESCRIPTION
The ambient temperature sensor is installed in front of the condenser to detect
the ambient temperature which is used to control the air conditioning system AUTO
mode. This sensor is connected to the air conditioning amplifier assembly and detects
fluctuations in the ambient tempe ...
Installation
INSTALLATION
CAUTION / NOTICE / HINT
NOTICE:
If the millimeter wave radar sensor assembly has been struck or dropped, replace
the millimeter wave radar sensor assembly with a new one.
PROCEDURE
1. INSTALL MILLIMETER WAVE RADAR SENSOR ASSEMBLY
(a) for Type A:
(1) Engage the 2 gu ...
Precaution
PRECAUTION
IGNITION SWITCH EXPRESSIONS
(a) The type of ignition switch used on this model differs according to the specifications
of the vehicle. The expressions listed in the table below are used in this section.
Expression
Ignition Switch (Position)
Engine Swi ...
