Toyota Tacoma manuals

Toyota Tacoma (2015-2018) Service Manual: Inspection

INSPECTION

PROCEDURE

1. INSPECT FRONT SEATBACK HEATER ASSEMBLY

(a) Check the operation of the front seatback heater assembly.

(1) Apply battery voltage and check the operation of the front seatback heater assembly.

OK:

Connection

Condition

Specified Condition

Battery positive (+) → Terminal 2

Battery negative (-) → Terminal 1

Always

Seatback heater becomes warm

Text in Illustration

*a

Component without harness connected

(Front Seatback Heater Assembly)

NOTICE:

Immediately after confirming that the front seatback heater assembly is functioning normally, remove the battery leads. Failing to do so may cause the front seatback heater assembly to overheat.

If the result is not as specified, replace the front seatback heater assembly.

Removal
REMOVAL PROCEDURE 1. REMOVE FRONT SEAT ASSEMBLY (for Driver Side) (See page ) 2. REMOVE FRONT SEAT ASSEMBLY (for Front Passenger Side) (See page ) 3. REMOVE SEPARATE TYPE FRONT SEATBACK ...

Installation
INSTALLATION PROCEDURE 1. INSTALL FRONT SEATBACK HEATER ASSEMBLY (a) Set the front seatback heater assembly with the name stamp side facing the front seatback cover. (b) Install the front seatba ...

Other materials:

Freeze Frame Data
FREEZE FRAME DATA 1. CHECK FREEZE FRAME DATA (a) Connect the Techstream to the DLC3. (b) Turn the ignition switch to ON. (c) Turn the Techstream on. (d) Enter the following menus: Body Electrical / Navigation System / Trouble Codes. (e) Select a PTC to display its Freeze Frame Data. 2. LIST ...

PTC Heater Circuit
DESCRIPTION PTC HTR heater relays are closed in accordance with signals from the air conditioning amplifier assembly and power is supplied to the quick heater assembly installed on the radiator heater unit. WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: Inspect the fuses for circuits rela ...

Installation
INSTALLATION CAUTION / NOTICE / HINT HINT: Use the same procedures for the RH side and LH side. The procedures listed below are for the LH side. When installing a roof drip side moulding clip, heat the vehicle body and clip using a heat light. When installing the moulding, ...

© 2011-2025 Copyright www.ttguide.net