Toyota RAV4 manuals

Toyota RAV4 Service Manual: Check for short circuit

Toyota RAV4. Check for short circuit


  1. If the wire harness is ground shorted (fig. 5), Locate the section by conducting a resistance check with the body ground (below).
  2. Check the resistance with the body ground.
  1. Disconnect connectors a and c, and measure the resistance

Standard resistance (fig. 6)

Hint:


Measure the resistance while lightly shaking the wire harness vertically and horizontally.

If the results match the examples above, a short circuit exists between terminal 1 of connector a and terminal 1 of connector c.

  1. Disconnect connector b and measure the resistance.

Standard resistance (fig. 7)

If the results match the examples
above, a short circuit exists between terminal 1 of connector b2 and terminal 1 of connector c.

Toyota RAV4. Check for short circuit


If the results match the examples above, a short circuit exists between terminal 1 of connector b2 and terminal 1 of connector c.

Check for open circuit
For an open circuit in the wire harness in fig. 1, Check the resistance or voltage, as described below. Check the resistance. Disconnect connectors a and c, and measure the resi ...

Check and replace ecu
Notice: The connector should not be disconnected from the ecu. Perform the inspection from the backside of the connector on the wire harness side. When no measuring condition is specified, ...

Other materials:

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