Toyota RAV4 manuals

Toyota Sienna Service Manual: Multiplex Communication Circuit

DESCRIPTION

INSPECTION PROCEDURE

1 GO TO CAN COMMUNICATION SYSTEM

(a) Refer to the CAN communication system (See page CA- 7).

(b) If the CAN communication system is operating normally, proceed to the next step.

2 GO TO MULTIPLEX COMMUNICATION SYSTEM (BEAN)

(a) Refer to the multiplex communication system (See page MP-4).

END

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. ...

Blower Motor Circuit
DESCRIPTION The blower motor is operated by signals from the A/C amplifier. Blower motor speed signals are transmitted by changes in the Duty Ratio. Duty Ratio The duty ratio is the ratio of ...

Other materials:

Data list / active test
HINT: By accessing the DATA LIST displayed by the intelligent tester, you can perform such functions as reading the values of switches and sensors without removing any parts. Reading the DATA LIST as the first step in troubleshooting is one method to shorten labor time. 1. DATA LIST FOR OCCUPA ...

Short in Curtain Shield Squib LH Circuit
DTC B1165/87 Short in Curtain Shield Squib LH Circuit DESCRIPTION The curtain shield squib LH circuit consists of the center airbag sensor assembly and the curtain shield airbag assembly LH. The circuit instructs the SRS to deploy when deployment conditions are met. DTC B1165/87 is record ...

For vehicles equipped with traction control (trac) system
When using a 2-wheel drum tester such as a speedometer tester or chassis dynamometer, etc., or jacking up the front wheels and driving the wheels, always push in the TRAC cut ("TRAC OFF") switch and turn the TRAC system OFF. FOR VEHICLES EQUIPPED WITH TRACTION CONTROL (TRAC) SYS ...

В© 2011-2025 Copyright www.tsienna.net