Toyota 4Runner manuals

Toyota 4Runner: Ptc Heater Assembly

Components

COMPONENTS

ILLUSTRATION


Removal

REMOVAL

PROCEDURE

1. REMOVE AIR CONDITIONING UNIT

(a) Remove the air conditioning unit (See page ).


2. REMOVE QUICK HEATER ASSEMBLY

(a) Detach the 2 clamps.


(b) Remove the 2 screws and quick heater.

Inspection

INSPECTION

PROCEDURE

1. INSPECT QUICK HEATER ASSEMBLY

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

A-1 - B-1

23 to 25°C (73 to 77°F)

0.5 to 2.5 Ω

A-2 - B-1

23 to 25°C (73 to 77°F)

0.5 to 2.5 Ω

A-2 - B-2

23 to 25°C (73 to 77°F)

0.5 to 2.5 Ω

A-3 - B-2

23 to 25°C (73 to 77°F)

0.5 to 2.5 Ω

  • If the result is not as specified, replace the quick heater assembly.
Text in Illustration

*1

Connector A

*2

Connector B

*a

Component without harness connected

(Quick Heater Assembly)


Installation

INSTALLATION

PROCEDURE

1. INSTALL QUICK HEATER ASSEMBLY

(a) Attach the 2 clamps to install the quick heater.

(b) Install the 2 screws.

2. INSTALL AIR CONDITIONING UNIT

(a) Install the air conditioning unit (See page ).


Reassembly
REASSEMBLY PROCEDURE 1. INSTALL NO. 1 COOLER THERMISTOR NOTICE: If reusing the evaporator, do not insert the sensor into a location where the sensor was previously inserted. (a) Insert the se ...

Refrigerant
...

Other materials about Toyota 4Runner:

Fuel pump shut off system
To minimize the risk of fuel leakage when the engine stalls or when an airbag inflates upon collision, the fuel pump shut off system stops the supply of fuel to the engine. Follow the procedure below to restart the engine after the system is activated. ...

VSC OFF Indicator Light Remains ON
DESCRIPTION Operation of the VSC OFF switch changes the vehicle between normal mode, TRAC OFF mode*1 (AUTO LSD mode*2) and VSC OFF mode. During normal mode, pressing the VSC OFF switch for a short amount of time changes vehicle to TRAC OFF mode*1 (AUTO ...

© 2016-2024 | www.to4runner.net

0.0078