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:

Light bulbs
You may replace the following bulbs by yourself. The difficulty level of replacement varies depending on the bulb. If necessary bulb replacement seems difficult to perform, contact your Toyota dealer. For more information about replacing other light bulbs, contact your Toyota dealer. Preparing for ...

Child restraint system fixed with a seat belt
A child restraint system for a small child or baby must itself be properly restrained on the seat with the lap portion of the lap/shoulder belt. â–  Installing child restraint system using a seat belt (child restraint lock function belt) Install the child restraint system in accordance to the operat ...

Precaution
Tire pressure warning system precaution When the tire pressure warning light turns on, immediately check the tire pressure of the tire and adjust it to the specified value. (When the tire pressure warning light circuit is open, the tire pressure warning light flashes for 1 minut ...

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