Toyota RAV4 manuals

Toyota RAV4 (XA40) 2013-2018 Service Manual: Control module communication bus off

Toyota RAV4. Control module communication bus off


Description

The power steering ecu receives signals from the ecm and the skid control ecu via the can communication system.


Hint:

Wiring diagram

Toyota RAV4. Control module communication bus off


Inspection procedure

  1. Reconfirm dtc

  1. Check for dtc.

Ok: dtc is not output.



Go to can communication system

Assist map number un-writing
Description The power steering ecu outputs this dtc when it determines that the assist map is not written in the ecu. Hint: The assist map data is written in the power steering ecu to contro ...

Eps warning light circuit
Description If the power steering ecu detects a malfunction, the p/s warning light comes on. At this time, the power steering ecu stores a dtc in its memory. Wiring diagram Inspection proced ...

Other materials:

System description
System description Hint: The skid control ecu forms a single unit with the abs and traction actuator. Abs (anti-lock brake system): the abs helps prevent the wheels from locking when the brakes are applied firmly or on a slippery surface. Operation description: the skid ...

Monitor drive pattern
Test monitor drive pattern for ect Caution: Perform this drive pattern on a level surface and strictly observe the posted speed limits and traffic laws while driving. Hint: Performing this drive pattern is one method to simulate the ect's malfunction detection conditions. The dtcs may ...

Alarm
The alarm uses light and sound to give an alert when an intrusion is detected. The alarm is triggered in the following situations when the alarm is set: Vehicles without smart key system: A locked door is unlocked or opened in any way other than using the wireless remote control or key. (The ...

В© 2011-2025 Copyright www.trav4.net