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 seats
Adjustment procedure Manual seat Seat position adjustment lever Seatback angle adjustment lever Vertical height adjustment lever (driver’s side only) Power seat (driver’s side only) Seat position adjustment switch Seatback angle adjustment switch seat cushion (f ...

Warning lights and indicators
The warning lights and indicators on the instrument cluster and center panel inform the driver of the status of the vehicle’s various systems. For the purpose of explanation, the following illustration displays all warning lights and indicators illuminated. Instrument cluster Some indi ...

Front axle hub bolt
Components Replacement Hint Use the same procedures for the rh side and lh side. The procedures listed below are the lh side. Remove front wheel Remove front disc brake cylinder assembly lh (see page br-40) Remove front disc (see page br-42) Remove front axle hub bolt ...

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