Toyota RAV4 (XA40) 2013-2018 Service Manual: Customer problem analysis

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

Hint:

In troubleshooting, confirm that the problem symptoms have been accurately identified. Preconceptions should be discarded in order to make an accurate judgment. To clearly understand what the problem symptoms are, it is extremely important to ask the customer about the problem and the conditions at the time the malfunction occurred.
Gather as much information as possible for reference.

Past problems that seem unrelated may also help in some cases.
The following 5 items are important points in the problem analysis:

Toyota RAV4. How to proceed with troubleshooting

Operation flow

Hint: Perform troubleshooting in accordance with the procedures below. The following is an outline of basic troubleshooting procedures. Confirm the troubleshooting procedures for the circuit you a ...

Symptom confirmation and diagnostic trouble code

Hint: The diagnostic system in the rav4 has various functions. The first function is the diagnostic trouble code (dtc) check. A dtc is a code stored in the ecu memory whenever a malfunction ...

Other materials:

Customizing the startup and screen off images (if equipped)
An image can be copied from a usb memory and used as the startup and screen off images. When the engine switch is in the “acc” or “on” position (vehicles without a smart key system) or accessory or ignition on mode (vehicles with a smart key system), the initial screen will be displaye ...

Cd player operation
Insert disc or select “cd” on the audio source selection screen with a disc inserted to begin listening to a cd. Audio control screen Pressing the “audio” button displays the audio control screen from any screens of the selected source. Audio source selection screen appears Displ ...

Brake switch "A" / "B" correlation
Description The stop light switch is a duplex system that transmits two signals: stp and st1-. These two signals are used by the ecm to monitor whether or not the brake system is working properly. If the signals, which indicate the brake pedal is being depressed and released, are detected ...