Toyota RAV4 (XA40) 2013-2018 Service Manual: Horn

Unlock warning switch

Inspection Inspect unlock warning switch assembly Measure the resistance of the switch. Standard resistance If the result is not as specified, replace the switch assembly. Ecu pow ...

Horn system

Parts location System diagram Problem symptoms table Hint: Use the table below to help determine the cause of the problem symptom. The potential causes of the symptoms are listed in ...

Other materials:

Battery current sensor circuit
Description The battery current sensor installed on the positive (+) battery terminal detects the amount of current supplied from the generator. The battery current sensor changes current to voltage (at the positive (+) battery terminal) and sends it to the ecm. The ecm controls th ...

Components
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Vc output circuit
Description The ecm constantly generates 5 v power from the battery voltages supplied to the +b (batt) terminal to operate the microprocessor. The ecm also provides this power to the sensors through the vc output circuit. When the vc circuit is short-circuited, the microprocessor in the ...