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:
Blind Spot Monitor Slave Module Beam Axis Inspection Incomplete (C1ABC)
DESCRIPTION
This DTC is stored when a beam axis inspection has not been performed for the
blind spot monitor sensor RH.
HINT:
This DTC is always stored after replacing a blind spot monitor sensor. The purpose
of this DTC is to ensure that beam axis inspection is performed. Completing the
be ...
Front Occupant Classification Sensor LH Collision Detection (B1785)
DESCRIPTION
DTC B1785 is set when the occupant detection ECU receives a collision detection
signal, which is sent by the occupant classification sensor front LH when an accident
occurs.
DTC B1785 is also set when the front seat with adjuster frame assembly RH is
subjected to a strong impact, ...
Speed Signal Malfunction (B15C2)
DESCRIPTION
The navigation receiver assembly receives a vehicle speed signal from the combination
meter assembly and information from the navigation antenna assembly, and then adjusts
the vehicle position.
The navigation receiver assembly stores this DTC when the difference between
the speed ...
