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:

Sruepsptrleaminetnstal restraint system center airbag sensor assembly
Components On-vehicle inspection Check center airbag sensor assembly (vehicle not involved in collision and airbag not deployed) Perform a diagnostic system check (see page rs- 49). Check center airbag sensor assembly (vehicle involved in collision and airbag not deplo ...

Short in front driver side - side squib circuit
Description The driver side - side squib circuit consists of the center airbag sensor and the front seat side airbag lh. This circuit instructs the srs to deploy when the deployment conditions are met. These dtcs are recorded when a malfunction is detected in the driver side - side sq ...

Inspection
Inspect automatic transaxle oil panel sub-assembly Remove the magnets and use them to collect any steel chips. Examine the chips and particles in the pan and on the magnet to determine what type of wear has occurred in the transaxle. Steel (magnetic): bearing gear and plate ...