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:

Short in front passenger side pretensioner squib circuit
Description The front passenger side front pretensioner squib circuit consists of the center airbag sensor and the front seat outer belt rh. This circuit instructs the srs to deploy when the deployment conditions are met. These dtcs are recorded when a malfunction is detected in th ...

Engine immobilizer system
The vehicle's keys have built-in transponder chips that prevent the engine from starting if a key has not been previously registered in the vehicle's on-board computer. Never leave the keys inside the vehicle when you leave the vehicle. This system is designed to help prevent vehicle theft but does ...

Communication malfunction no. 1
Description This dtc is output when a communication error occurs between the transponder key amplifier and transponder key ecu. Some possible reasons for the communication error are: 1) 2 or more ignition keys are positioned too close together, or 2) noise is occurring in the communicatio ...