Toyota RAV4 manuals

Toyota RAV4 (XA40) 2013-2018 Service Manual: Power steering ecu communication stop mode

Toyota RAV4 (XA40) 2013-2018 Service Manual / Can communication / Fail-safe chart / Power steering ecu communication stop mode

Description

Toyota RAV4. Power steering ecu communication stop mode


Wiring diagram

Toyota RAV4. Power steering 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 (power steering ecu main wire)

Toyota RAV4. Check can bus line for disconnection (power steering ecu main wire)


  1. Disconnect the e18 power steering ecu connector.
  2. Measure the resistance of the wire harness side connector.

Standard resistance




  1. Check wire harness (power steering ecu - battery and body ground)

Toyota RAV4. Check wire harness (power steering ecu - battery and body ground)


  1. Disconnect the a1 and e18 power steering ecu connectors.
  2. Measure the resistance of the wire harness side connector.

Standard resistance


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

Standard voltage




Replace power steering ecu

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Other materials:

Freeze frame data
Description Freeze frame data records the engine conditions (fuel system, calculated load, engine coolant temperature, fuel trim, engine speed, vehicle speed, etc.) When a malfunction is detected. When troubleshooting, it can help determine if the vehicle was running or stopped, the engin ...

Installation
Install no. 2 Chain sub-assembly Set the crankshaft key in the left horizontal position. Turn the cutout of the drive shaft so that it faces upward. Align the yellow mark links with the timing marks of each gear as shown in the illustration. Install the sprockets onto ...

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 mass air flow meter Disconnect the mass air flow meter connector. ...

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