Toyota Tacoma (2015-2018) Service Manual: Ptc Heater Assembly

Toyota Tacoma (2015-2018) Service Manual / Air Conditioning / Ptc Heater Assembly

Components

COMPONENTS

ILLUSTRATION

Removal

REMOVAL

PROCEDURE

1. REMOVE LOWER NO. 2 INSTRUMENT PANEL AIRBAG ASSEMBLY

(See page 2. REMOVE INSTRUMENT LOWER PANEL ASSEMBLY )

2. REMOVE INSTRUMENT LOWER PANEL ASSEMBLY

3. REMOVE AIR DUCT ASSEMBLY

4. REMOVE QUICK HEATER ASSEMBLY

(a) Disconnect the connector.

(b) Remove the 2 screws and quick heater assembly.

Inspection

INSPECTION

PROCEDURE

1. INSPECT QUICK HEATER ASSEMBLY

(a) Check the resistance.

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

Text in Illustration

*a	Component without harness connected (Quick Heater Assembly)

Standard Resistance:

Tester Connection (Terminal Code)	Switch Condition	Specified Condition
1(B) - 2(E)	Always	Below 1 Ω
3(B) - 2(E)	Always	Below 1 Ω
3(B) - 4(E)	Always	Below 1 Ω
5(B) - 4(E)	Always	Below 1 Ω

If the specified condition is not met, replace the quick heater assembly.

Installation

INSTALLATION

PROCEDURE

1. INSTALL QUICK HEATER ASSEMBLY

(a) Install the quick heater assembly with the 2 screws.

(b) Connect the connector.

2. INSTALL AIR DUCT ASSEMBLY

3. INSTALL INSTRUMENT LOWER PANEL ASSEMBLY

4. INSTALL LOWER NO. 2 INSTRUMENT PANEL AIRBAG ASSEMBLY

(See page Ptc Heater Relay )

Magnetic Clutch Relay

Inspection INSPECTION PROCEDURE 1. INSPECT MAGNET-CLUTCH RELAY (a) Check the resistance. (1) Using an ohmmeter, measure the resistance between the terminals. Standard: ...

Ptc Heater Relay

Components COMPONENTS ILLUSTRATION Inspection INSPECTION PROCEDURE 1. INSPECT PTC HEATER RELAY (a) Check the resistance. (1) Measure the resistance according to the value(s) i ...

Other materials:

Monitor Drive Pattern
MONITOR DRIVE PATTERN 1. TEST MONITOR DRIVE PATTERN FOR ECT CAUTION: Perform this drive pattern on a level surface and strictly observe the posted speed limits and traffic laws while driving. HINT: Performing this drive pattern is one method to simulate the ECM (ECT) malfunction detection c ...

Check For Intermittent Problems
CHECK FOR INTERMITTENT PROBLEMS 1. DESCRIPTION HINT: A momentary interruption (open circuit) in the connectors and/or wire harness between the sensors and ECUs can be detected through the ECU data monitor function of the Techstream. (a) Turn the ignition switch off. (b) Connect the Techstre ...

System Description
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