Toyota Tacoma (2015-2018) Service Manual: Transmitter Battery(w/ Smart Key System)

Toyota Tacoma (2015-2018) Service Manual / Door Lock / Transmitter Battery(w/ Smart Key System)

Replacement

REPLACEMENT

CAUTION / NOTICE / HINT

NOTICE:

Take extra care when handling these precision electronic components.

PROCEDURE

1. REMOVE TRANSMITTER BATTERY

(a) Push the release hook knob and extract the mechanical key as shown in the illustration.

Text in Illustration

*a	Release Hook Knob

(b) Insert a precision screwdriver with its tip wrapped in protective tape into the gap, and turn the screwdriver to remove the transmitter housing cover.

Text in Illustration

*a	Protective Tape

Text in Illustration

*a	Protective Tape

NOTICE:

Do not push the terminals with your finger.
Do not forcibly pry up the transmitter battery. The terminals may be damaged.
Do not touch the transmitter battery with wet hands. Water may cause rust.
Do not touch or move any components inside the electrical transmitter. It may interfere with proper operation.
When replacing the transmitter battery, before starting work, remove static electricity that has built up in the body by touching, for example, the vehicle to prevent the electrical transmitter from being damaged.

2. INSTALL TRANSMITTER BATTERY

(a) Install a new transmitter battery with the positive (+) side facing upward, as shown in the illustration.

NOTICE:

Do not bend the transmitter battery electrode during insertion.
Keep the transmitter cover interior free of dust and oil.
When replacing the transmitter battery, before starting work, remove static electricity that has built up in the body by touching, for example, the vehicle to prevent the electrical transmitter from being damaged.

(b) Install the transmitter housing cover by pressing down on it as shown in the illustration.

(d) Press one of the transmitter switches and check that the LED illuminates.

OK:

Transmitter LED illuminates when switch is pressed.

Entry Exterior Alarm and Answer-back Buzzer do not Sound

DESCRIPTION The smart key system (for Entry Function) uses the wireless door lock buzzer to perform various vehicle exterior warnings. When the conditions of each warning are met, the certificati ...

Unlock Warning Switch

Components COMPONENTS ILLUSTRATION Inspection INSPECTION PROCEDURE 1. INSPECT UNLOCK WARNING SWITCH ASSEMBLY (a) Check the resistance. (1) Measure the resistance according to ...

Other materials:

Light Sensor Circuit Malfunction (B1244)
DESCRIPTION This DTC is output when a failure of the automatic light control sensor circuit is detected. DTC Code DTC Detection Condition Trouble Area B1244 When either condition below is met: Malfunction of light sensor ...

Transmission Fluid Temperature Sensor "B" Circuit Low Input (P2742,P2743)
DESCRIPTION The No. 2 ATF temperature sensor is installed in the transmission valve body assembly. If the ECM detects an abnormally high ATF temperature near this sensor, it illuminates the warning indicator. HINT: The temperature of ATF easily rises when towing, climbing hills, in ...

Terminals Of Ecu
TERMINALS OF ECU 1. TERMINALS OF ECU Text in Illustration *a Component without harness connected (Skid Control ECU (Master Cylinder Solenoid)) - - Terminal No. (Symbol) Terminal Description S1-1 (GND1 ...