Toyota RAV4 manuals

Toyota RAV4 Service Manual: Ecm communication stop mode (2006/01- )

Toyota RAV4 Service Manual / Can communication / Fail-safe chart / Ecm communication stop mode (2006/01- )

Description

Toyota RAV4. Ecm communication stop mode (2006/01- )


Wiring diagram

Toyota RAV4. Ecm communication stop mode (2006/01- )


Toyota RAV4. Ecm communication stop mode (2006/01- )


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 wire harness (ecm - battery and body ground)

  1. Disconnect the a9 and b30 ecm connectors.

Toyota RAV4. Check wire harness (ecm - battery and body ground)


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

Standard resistance: for 2az-fe


For 2gr-fe


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

Standard voltage




Replace ecm

Ecm communication stop mode (2005/11-2006/01)
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 ...

Main body ecu 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 sw ...

Other materials:

Registration
Perform vehicle stability control system recognition in ecm Notice: If the vehicle has both cruise control and vsc, when replacing ecm, perform vsc recognition as follows: Turn the ignition switch on. After waiting approximately 5 seconds, turn the cruise control main switch on. Ke ...

Dtc check / clear
Notice: When the diagnosis system is changed from normal mode to check mode or vice versa, all dtcs and freeze frame data recorded in normal mode are erased. Before changing modes, always check and make a note of any dtcs and freeze frame data. Hint: Dtcs which are stored in the ecm can be ...

Inspection
Inspect cylinder block for warpage Using a precision straightedge and feeler gauge, measure the warpage of the surface that is in contact with the cylinder head gasket. Maximum warpage: 0.05 Mm (0.0020 In.) If the warpage is greater than the maximum, replace the cylinder block ...

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