Toyota Venza manuals

Toyota Venza: Inspection

INSPECTION

PROCEDURE

1. INSPECT COMPRESSOR AND MAGNETIC CLUTCH (A/C LOCK SENSOR)

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

1 - 2

20°C (68°F)

160 to 320 Ω

If the resistance is not as specified, replace the compressor and magnetic clutch.

Text in Illustration

*1

Component without harness connected

(A/C Compressor)


2. INSPECT COMPRESSOR AND MAGNETIC CLUTCH (A/C COMPRESSOR SOLENOID)

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

2 - 1

20°C (68°F)

10 to 11 Ω

If the resistance is not as specified, replace the compressor and magnetic clutch.

Text in Illustration

*1

Component without harness connected

(A/C Compressor (Compressor Solenoid))


3. INSPECT COMPRESSOR AND MAGNETIC CLUTCH

(a) Disconnect the connector from the compressor and magnetic clutch.


(b) Disconnect the connector from the magnetic clutch.


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

Standard Resistance:

Tester Connection

Condition

Specified Condition

A-3 - B-1

Always

Below 1 Ω

A-3 - Body ground

Always

10 kΩ or higher

If the resistance is not as specified, replace the compressor and magnetic clutch.

Text in Illustration

*1

Component without harness connected

(A/C Compressor)

*2

Front view of wire harness connector

(to Magnetic Clutch)

4. INSPECT MAGNETIC CLUTCH

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

1 - Body ground

20°C (68°F)

3.8 to 4.2 Ω

If the resistance is not as specified, replace the magnetic clutch.


(b) When connector terminal 1 is connected to the positive (+) battery terminal, check that the following occurs: 1) the magnetic clutch's operating sound can be heard, and 2) the magnetic clutch's hub and rotor lock.

OK:

1)

The magnetic clutch's operating sound can be heard.

2)

The magnetic clutch's hub and rotor lock.

If the result is not as specified, replace the magnetic clutch.

Text in Illustration

*1

Component without harness connected

(Magnetic Clutch)

Disassembly
DISASSEMBLY PROCEDURE 1. REMOVE MAGNETIC CLUTCH ASSEMBLY (a) Place the compressor and magnetic clutch in a vise. (b) Using SST, hold the m ...

Installation
INSTALLATION PROCEDURE 1. TEMPORARILY TIGHTEN COMPRESSOR AND MAGNETIC CLUTCH (a) Temporarily install the compressor and magnetic clutch and bracket with the 4 bolts. ...

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