Toyota RAV4 manuals

Toyota RAV4 (XA40) 2013-2018 Service Manual: Electronic control

Toyota RAV4. Electronic control


  1. Removal and installation of battery terminal

Notice:

Certain systems need to be initialized after disconnecting and reconnecting the cable from the negative (-) battery terminal.

  1. Before performing electronic work, disconnect the cable from the negative (-) battery terminal to prevent component and wire damage caused by accidental short circuits.
  2. When disconnecting the cable, turn the ignition switch off and headlight dimmer switch off and loosen the cable nut completely. Perform these operations without twisting or prying the cable. Then disconnect the cable.
  3. Clock settings, radio settings, audio system memory, dtcs and other data are erased when the cable is disconnected from the negative (-) battery terminal. Write down any necessary data before disconnecting the cable.
  1. Handling of electronic parts

Toyota RAV4. Handling of electronic parts


  1. Do not open the cover or case of the ecu unless absolutely necessary. If the ic terminals are touched, the ic may be rendered inoperative by static electricity.
  2. Do not pull the wires when disconnecting electronic connectors. Pull the connector.
  3. Be careful not to drop electronic components, such as sensors or relays. If they are dropped on a hard surface, they should be replaced.
  4. When cleaning the engine with steam, protect the electronic components, air filter and emission-related components from water.
  5. Never use an impact wrench to remove or install temperature switches or temperature sensors.
  6. When measuring the resistance of a wire connector, insert the tester probe carefully to prevent terminals from bending.
For vehicles with supplemental restraint system
The rav4 is equipped with a supplemental restraint system (srs). The srs of this vehicle consists of the following: Steering pad Front passenger airbag assembly Front seat side airbag assemb ...

Removal and installation of fuel control parts
Place for removing and installing fuel system parts Work in a location with good air ventilation that does not have welders, grinders, drills, electric motors, stoves, or any other igni ...

Other materials:

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 order of probability in the "suspected area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Re ...

Starter relay circuit high
Description While the engine is being cranked, the positive battery voltage is applied to terminal sta of the ecm. If the ecm detects the starter control (sta) signal while the vehicle is being driven, it determines that there is a malfunction in the sta circuit. The ecm then illuminates ...

Mil circuit
Description The mil (malfunction indicator lamp) is used to indicate vehicle malfunction detections by the ecm. When the ignition switch is turned on, power is supplied to the mil circuit, and the ecm provides the circuit ground which illuminates the mil. The mil operation can be checked ...

В© 2011-2025 Copyright www.trav4.net