Toyota RAV4 manuals

Toyota Sienna Service Manual: Compressor Solenoid Circuit

DESCRIPTION

In this circuit, the compressor receives a refrigerant compression demand signal from the A/C amplifier.

Based on this signal, the compressor changes the amount of compressor output.

WIRING DIAGRAM

Compressor Solenoid Circuit

INSPECTION PROCEDURE

1 INSPECT A/C COMPRESSOR

INSPECT A/C COMPRESSOR

(a) Disconnect the A/C compressor connector.

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

Standard resistance

2 CHECK HARNESS AND CONNECTOR (A/C COMPRESSOR - BODY GROUND)

CHECK HARNESS AND CONNECTOR (A/C COMPRESSOR - BODY GROUND)

(a) Disconnect the A/C compressor connector.

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

Standard resistance

3 CHECK HARNESS AND CONNECTOR (A/C COMPRESSOR - A/C AMPLIFIER)

CHECK HARNESS AND CONNECTOR (A/C COMPRESSOR - A/C AMPLIFIER)

(a) Disconnect the A/C compressor connector.

CHECK HARNESS AND CONNECTOR (A/C COMPRESSOR - A/C AMPLIFIER)

(b) Disconnect the A/C amplifier connector.

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

Standard resistance

Result

REPAIR OR REPLACE HARNESS OR CONNECTOR

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