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:

Engine (ignition) switch (vehicles with smart key system)
Performing the following operations when carrying the electronic key on your person starts the engine or changes engine switch modes. Starting the engine 1. Pull the parking brake switch to check that the parking brake is set. The parking brake indicator will come on. 2. Check that the shift lever i ...

Key lock-in prevention function does not work properly
Description When the key is in the ignition key cylinder or the door courtesy light on signal is output to the main body ecu, performing the door lock operation with the lock switch does not lock the door. Wiring diagram Inspection procedure Read value of intelligent tester (unlock w ...

Fuel Economy
Current fuel economy Displays the driving range with remaining fuel. Average fuel economy Displays the average fuel economy since the function was reset or the average fuel economy after starting.* 1, 2, 3 The average fuel economy selected by "Fuel Economy" on the screen is displayed. *1 ...