Toyota RAV4 manuals

Toyota Sienna Service Manual: Rear Air Conditioning Control Panel Circuit

DESCRIPTION

This is the rear A/C system control signal circuit as well as the power supply circuit of the rear A/C control assembly.

Pulse signals regarding rear A/C control panel switch operation are transmitted between the A/C amplifier and rear A/C control assembly.

WIRING DIAGRAM

Rear Air Conditioning Control Panel Circuit

INSPECTION PROCEDURE

1 CHECK HARNESS AND CONNECTOR (REAR A/C CONTROL ASSEMBLY - BATTERY)

CHECK HARNESS AND CONNECTOR (REAR A/C CONTROL ASSEMBLY - BATTERY)

(a) Disconnect the connector from the rear A/C control assembly.

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

Standard voltage

2 CHECK HARNESS AND CONNECTOR (REAR A/C CONTROL ASSEMBLY - BODY GROUND)

CHECK HARNESS AND CONNECTOR (REAR A/C CONTROL ASSEMBLY - BODY GROUND)

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

Standard resistance

3 CHECK HARNESS AND CONNECTOR (REAR A/C CONTROL ASSEMBLY - A/C AMPLIFIER)

CHECK HARNESS AND CONNECTOR (REAR A/C CONTROL ASSEMBLY - A/C AMPLIFIER)

(a) Disconnect the connector from the A/C amplifier.

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

Standard resistance

PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE

Air Conditioning Compressor Magnetic Clutch Circuit
DESCRIPTION When the A/C amplifier is turned on, a magnetic clutch ON signal is sent from the MGC terminal of the A/ C amplifier. Then, the MG CLT relay turns on to operate the magnetic clutch. W ...

Rear Air Conditioning Relay Circuit
DESCRIPTION The RR A/C relay is switched on by signals from the A/C amplifier. It supplies power to the rear blower motor. WIRING DIAGRAM INSPECTION PROCEDURE 1 INSPECT RELAY (RR A/C) ...

Other materials:

Side Airbag Sensor Assembly RH Circuit Malfunction
DTC B1140/32 Side Airbag Sensor Assembly RH Circuit Malfunction DESCRIPTION The side airbag sensor RH circuit consists of the center airbag sensor assembly and side airbag sensor RH. If the center airbag sensor assembly receives signals from the side airbag sensor RH, it judges whether or ...

Dtc check / clear
1. DTC CHECK (NORMAL MODE) NOTICE: When the diagnostic system is switched from the normal mode to the check mode, all the DTCs and freeze frame data recorded in the normal mode will be erased. So before switching modes, always check the DTCs and freeze frame data, and note the ...

Editing the contact data
For PBAP compatible Bluetooth® phones, this function is available when “Automatic Transfer” is set to off. Select “Edit Contact”. Select the desired contact. Select corresponding to the desired name or number. For editing the name Follow the steps in “Registerin ...

© 2011-2019 Copyright www.tsienna.net