Toyota RAV4 Service Manual: How to troubleshoot ecu controlled systems

Customize parameters

Notice: When the customer requests a change in a function, first make sure that the function can be customized. Make a note of the current settings before customizing. When troubleshooting ...

General information

A large number of ecu controlled systems are used in the rav4. In general, ecu controlled systems are considered to be very intricate, requiring a high level of technical knowledge to troubleshoot. ...

Other materials:

Removal
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. Remove steering column cover lower Detach the 4 claws, release the ...

Basic inspection
When a malfunction is not confirmed by the dtc check, troubleshooting should be carried out in all circuits considered to be possible causes of the problem. In many cases, by carrying out the basic engine check shown in the following flowchart, the location of the problem can be found quickly a ...

Removal
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. Remove fan and generator v belt Remove the belt (see page em-6). ...