Toyota RAV4 manuals

Toyota RAV4 (XA40) 2013-2018 Service Manual: 4Wd control ecu communication stop mode

Description

Toyota RAV4. 4Wd control ecu communication stop mode


Hint:

For vehicle with 4wd only.

Wiring diagram

Toyota RAV4. 4Wd control ecu communication stop mode


Inspection procedure

Notice:

Hint:

Operating the ignition switch, any switches or any doors triggers related ecu and sensor communication with the can, which causes resistance variation.

  1. Check can bus line for disconnection (4wd control ecu branch wire)

Toyota RAV4. Check can bus line for disconnection (4wd control ecu branch wire)


  1. Disconnect the e57 4wd control ecu connector.
  2. Measure the resistance of the wire harness side connector.

Standard resistance



  1. Check wire harness (4wd control ecu - battery and body ground)

Toyota RAV4. Check wire harness (4wd control ecu - battery and body ground)


  1. Disconnect the e57 4wd control ecu connector.
  2. Measure the resistance of the wire harness side connector.

Standard resistance


  1. Measure the voltage of the wire harness side connector.

Standard voltage




Replace 4wd control ecu

Center airbag sensor communication stop mode
Description 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 swi ...

Can bus line
Description When any dtc for the can communication system is output, first measure the resistance between the terminals of the dlc3 to specify the trouble area, and check that there is not a sho ...

Other materials:

Lost communication with front satellite sensor bus lh
Description The front airbag sensor lh consists of the diagnostic circuit and the frontal deceleration sensor. If the center airbag sensor receives signals from the frontal deceleration sensor, it determines whether or not the srs should be activated. Dtc b1607/84, b1608/84, b1617/84 ...

Installation
Install throttle body Install a new gasket onto the intake manifold. Install the throttle body and fuel pipe clamp with the 4 bolts. Torque: 30 n*m (305 kgf*cm, 22 ft.*Lbf) Connect the fuel tube into the clamp. Connect the wire harness clamp. Connect the throttle posi ...

AHB (Automatic High Beam)
The Automatic High Beam uses an in-vehicle front camera to assess the brightness of streetlights, the lights of vehicles ahead etc., and automatically turns the high beams on or off as necessary. WARNING â– Limitations of the Automatic High Beam Do not overly rely on the Automatic High Beam. Always ...

© 2011-2026 Copyright www.trav4.net