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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Other materials:

Problem symptoms table
Use the table below to find the cause of the problem. The numbers indicate the priority of the likely cause of the problem. Check each part in order. If necessary, replace these parts. Front A/C: Rear A/C: ...

Disassembly
1. REMOVE INDICATOR LIGHT WIRE SUB-ASSEMBLY (a) Remove the indicator light wire sub assembly from the position indicator light guide. 2. REMOVE POSITION INDICATOR LIGHT BULB (a) Remove the shift position indicator light bulb from the indicator light wire sub-assembly 3. REMOVE POSITION IND ...

Data list / active test
1. READ DATA LIST HINT: Using the intelligent tester to read the Data List allows the values or states of switches, sensors, actuators and other items to be read without removing any parts. This non-intrusive inspection can be very useful because intermittent conditions or signals may be disco ...

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