Toyota RAV4 (XA40) 2013-2018 Service Manual: Circuit inspection

Toyota RAV4 (XA40) 2013-2018 Service Manual / Introduction / How to troubleshoot ecu controlled systems / How to proceed with troubleshooting / Circuit inspection

A description of the main areas of each circuit inspection is below.

Item	Description
description	The major role, operation of the circuit and its component parts are explained.
Dtc no., Dtc detection condition, trouble area	Indicates the diagnostic trouble codes, diagnostic trouble code detection conditions, and trouble areas of a problem.
Wiring diagram	This shows a wiring diagram of the circuit. Use this diagram together with electrical wiring diagram to thoroughly understand the circuit.
Inspection procedures	Use the inspection procedures to determine if the circuit is normal or abnormal. If abnormal, use the inspection procedures to determine whether the problem is located in the sensors, actuators, wire harnesses or ecu.
Inspection procedure connector illustrations	Connector being checked is connected: connections of tester are indicated by (+) or (-) after the terminal name. Connector being checked is disconnected: for illustrations of inspections between a connector and body ground, information about the body ground is not shown in the illustration.

Problem symptoms table

When a "normal" code is output during a dtc check but the problem is still occurring, use the problem symptoms table. The suspected areas (circuits or parts) for each problem symptom are ...

Electronic circuit inspection procedure

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Other materials:

Bus ic communication malfunction
Description The air conditioning harness connects the air conditioning amplifier and the servos. The air conditioning amplifier supplies power and sends operation instructions to each servo through the air conditioning harness. Each servo sends damper position information to the air condi ...

Front seats
The seats can be adjusted (longitudinally, vertically, etc.). Adjust the seat to ensure the correct driving posture. Adjustment procedure Manual seat Seat position adjustment lever Seatback angle adjustment lever Vertical height adjustment lever (driver's side only) Power seat Seat posit ...

Making a phone call
To enter the “phone” mode, press the off-hook switch. Making a phone call Dialing by inputting a name Speed dialing Dialing by entering the number Dialing from call histories Receiving a phone call Answering the phone Refusing the call Operations during a call Transfer ...