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:

High beam automatic turning on or off conditions
When all of the following conditions are fulfilled, high beam will be automatically turned on: Vehicle speed is above approximately 21 mph (34 km/h). The area ahead of the vehicle is dark. There are no oncoming or preceding vehicles with headlights or tail lights turned on. There are fe ...

Removal
Discharge fuel system pressure (see page fu-9) Drain coolant (see page co-6) Disconnect cable from negative battery terminal Caution: Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to prevent airbag and seat belt pretensioner activation ...

Air conditioning filter
The air conditioning filter must be changed regularly to maintain air conditioning efficiency. Removal method 1. Turn the engine switch to OFF. 2. Open the glove box and slide off the damper. 3. Push in each side of the glove box to disconnect the claws, and then slowly and fully open the glove bo ...