Toyota RAV4 manuals

Toyota RAV4 (XA40) 2013-2018 Service Manual: Check and replace ecu

Notice:

Toyota RAV4. Check and replace ecu


  1. First, check the ecu ground circuit. If it is faulty, repair it. If it is normal, the ecu could be faulty.

    Temporarily replace the ecu with a normally functioning one and check if the problem symptoms occur. If the problem symptoms disappear, replace the original ecu.

  1. Measure the resistance between the ecu ground terminal and body ground.

    Standard resistance: Below 1 ù

  2. Disconnect the ecu connector. Check the ground terminal on the ecu side and wire harness side for bending, corrosion or foreign matter. Lastly, check the contact pressure of the female terminals.
Check for short circuit
If the wire harness is ground shorted (fig. 5), Locate the section by conducting a resistance check with the body ground (below). Check the resistance with the body ground. Disconne ...

Terms
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Other materials:

Front wiper motor and link
Components 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 front wiper arm head cap Remove the 2 c ...

Windshield wipers and washer
Operating the wiper lever The wiper operation is selected by moving the lever as follows. For the u.S.A. Intermittent operation Low speed operation High speed operation Temporary operation If equipped, wiper intervals can be adjusted when intermittent operation is select ...

Front axle hub
Components (2005/11-2006/01) Components (2006/01- ) On-vehicle inspection Check front axle hub bearing Remove the front wheel. Disconnect the front disc brake cylinder (see page br-40). Remove the front disc. Inspect the axle hub backlash. Using a dial indicator ...

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