Toyota RAV4 manuals

Toyota RAV4 (XA40) 2013-2018 Service Manual: Assist map number un-writing

Toyota RAV4. 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 control assisting power.

The assist map has 3 types. Select an assist map according to the vehicle country information that is recorded in the ecu.


Inspection procedure

  1. Perform assist map writing

  1. Turn the ignition switch on.
  2. Connect the intelligent tester (with can vim) to the dlc3.

Hint:

At this time, check that the p/s warning light is illuminated.

  1. Select signal check, and change to test mode.
  1. Wait for 3 seconds.


  1. Check p/s warning light

  1. Check the p/s warning light.

Result


Hint:

If the p/s warning light blinks at 0.25 Second intervals, the assist map adjustment has completed normally.



  1. Check dtc

  1. Check for dtc.

Result


Hint:

If dtc c1581/26 is output, turn the ignition switch off. Enter test mode again. If the dtc is output 3 times in a row, replace the power steering ecu.


Replace power steering ecu

Power supply relay failure
Description If the power steering ecu detects these dtcs, it shuts off the motor relay circuit (built into the power steering ecu) and stops power assist. Inspection procedure Reconfirm ...

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: When 2 or more dtcs starting with [u] are output simul ...

Other materials:

Rear window and outside rear view mirror defoggers
These features are used to defog the rear window, and to remove raindrops, dew and frost from the outside rear view mirrors (if equipped). Vehicles with a manual air conditioning system On/off The defoggers will automatically turn off after approximately 15 minutes. Vehicles with an au ...

Weight limits
The gross trailer weight must never exceed 1500 lb. (680 Kg). The gross combination weight must never exceed the gcwr described below. 2Wd models: 5985 lb. (2715 Kg) awd models: 6100 lb. (2765 Kg) The gross vehicle weight must never exceed the gvwr indicated on the certification l ...

Adjusting the open position of the back door (vehicles with a power back door)
The open position of the power back door can be adjusted. Open the back door, and adjust it to the desired position. Press and hold the power back door switch on the back door until the buzzer sounds 4 times. Luggage compartment light The luggage compartment light turns on when the back ...

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