Toyota Tacoma (2015-2018) Service Manual: Diagnostic Trouble Code Chart

Toyota Tacoma (2015-2018) Service Manual / Door Lock / Wireless Door Lock Control System(w/ Smart Key System) / Diagnostic Trouble Code Chart

DIAGNOSTIC TROUBLE CODE CHART

HINT:

If a trouble code is output during the DTC check, inspect the trouble areas listed for that code. For details of the code, refer to "See page" in the DTC chart.

Wireless Door Lock Control System

DTC Code	Detection Item	See page
B1242	Wireless Door Lock Tuner Circuit Malfunction

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 ...

Wireless Door Lock Tuner Circuit Malfunction (B1242)

DESCRIPTION The door control receiver is used to receive radio waves relating to the entry functions of the electrical key transmitter sub-assembly. The certification ECU (smart key ECU assembly) ...

Other materials:

Engine does not Start
DESCRIPTION When the key is in the vehicle and the engine switch is pressed, the certification ECU (smart key ECU assembly) receives a signal and changes the power source mode. In addition, when the shift lever is in P or N and the brake pedal is depressed, the engine can be started by pressi ...

FCM Destination Information Unmatched (C1AA1)
DESCRIPTION When the forward recognition camera is replaced with a new one, the new forward recognition camera attempts to store country specification information received from the main body ECU (multiplex network body ECU) and ECM. If the country specification information stored in the forwa ...

System Description
SYSTEM DESCRIPTION 1. SYSTEM FUNCTION Function Outline Push-button start function When the key is brought into the vehicle and verified, this function changes the power source or starts the engine when the engine switch and brake pedal are ...