Toyota RAV4 manuals

Toyota RAV4 Service Manual: How to proceed with troubleshooting

Toyota RAV4 Service Manual / Can communication / How to proceed with troubleshooting

Notice:

Hint:

  1. Vehicle brought to workshop


  1. Inspect battery voltage

Standard voltage:: 11 to 14 v

If the voltage is below 11 v, recharge or replace the battery before proceeding.


  1. Check can bus line

  1. Check the can bus line (see page ca-75).


  1. Check installed systems (ecu and sensor) that use can communication


  1. Check and clear dtc*


  1. Check intelligent tester via can vim*

  1. Select "communication bus check" (see page ca- 34).

Toyota RAV4. Check intelligent tester via can vim*


Notice:


  1. Dtc combination table

  1. Confirm the trouble according to the combination of output dtcs regarding the can communication system.

Hint:

Previous can communication system dtcs may be the cause if can communication system dtcs are output and all ecus and sensors connected to the can communication system are displayed on the intelligent tester "communication bus check" screen.

  1. Check the dtc combination table (see page ca-34).


  1. Circuit inspection


  1. Identify problem


  1. Repair or replace


  1. Confirmation test


End

System description
Brief description The can (controller area network) is a serial data communication system for real time application. It is a vehicle multiplex communication system which has a high comm ...

Problem symptoms table
 (2005/11-2006/01) (2006/01- ) Hint: *: For 4wd ...

Other materials:

Position initialization incomplete
Description This dtc is output when the sliding roof drive gear (sliding roof ecu) has not been initialized. Wiring diagram Refer to dtc b2341 (see page rf-11). Inspection procedure Initialize sliding roof drive gear sub-assembly (sliding roof ecu) Check that the sliding roof ...

4Wd control ecu communication stop mode
Description Hint: For vehicle with 4wd only. Wiring diagram Inspection procedure Notice: Turn the ignition switch off before measuring the resistances of the main wire and the branch wire. After the ignition switch is turned off, check that the key reminder warning system ...

Installation
Install ignition switch assembly Install the ignition switch with the 2 screws. Install the ignition key cylinder light connector. Install the ignition switch connector. Install steering column cover lower Attach the 4 claws to install the steering column l ...

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