Toyota Tacoma manuals

Toyota Tacoma (2015-2018) Service Manual: Inspection

INSPECTION

PROCEDURE

1. INSPECT FRONT SEAT CUSHION HEATER ASSEMBLY

(a) Check the operation of the front seat cushion heater assembly.

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

OK:

Connection

Condition

Specified Condition

Battery positive (+) → Terminal A-3

Battery negative (-) → Terminal C-5

Always

Seat cushion heater becomes warm

Battery positive (+) → Terminal A-3

Battery negative (-) → Terminal B-1

Always

Seat cushion heater becomes warm

Text in Illustration

*a

Component without harness connected

(Front Seat Cushion Heater Assembly)

NOTICE:

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

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

(b) Check the operation of the thermostat.

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

OK:

Connection

Condition

Specified Condition

Battery positive (+) → Terminal A-3

Battery negative (-) → Terminal C-5

Always

Seat cushion heater temperature becomes below 55°C (129°F)

NOTICE:

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

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

(c) Check the resistance.

(1) Measure the resistance according to the value(s) in the table below.

Standard Resistance:

Tester Connection

Connection

Specified Condition

A-1 - C-3

Always

Below 1 Ω

A-2 - C-1

Always

Below 1 Ω

A-5 - C-5 - B-2

Always

Below 1 Ω

Components
COMPONENTS ILLUSTRATION *A for Driver Side - - *1 FRONT SEAT CUSHION HEATER ASSEMBLY *2 SEPARATE TYPE ...

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 SEAT CUSHION CO ...

Other materials:

System Description
SYSTEM DESCRIPTION 1. FRONT SEAT HEATER (a) By operating the seat heater switch on the air conditioning control assembly, the temperature can be controlled within the range of 36 to 42.2°C (96 to 108°F). (b) The on/off status and heater level of each seat heater are indicated by the respect ...

Removal
REMOVAL CAUTION / NOTICE / HINT HINT: When removing the name plates or stripe tapes, heat the vehicle body or tail gate and name plates or stripe tapes using a heat light. Heating Temperature Item Temperature Vehicle Body or Tail Gate 40 to 60 ...

Key information
The following keys are provided with the vehicle. Vehicles without engine immobilizer system Master keys Key number plate Vehicles with engine immobilizer system Master keys Key number plate ■Key number plate Keep the plate in a safe place such as your wallet, not in the v ...

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