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

Circuit opening relay

On-vehicle inspection Disconnect cable from negative battery terminal Caution: Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to prevent airb ...

Removal

Disconnect cable from negative battery terminal Caution: Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to prevent airbag and seat belt preten ...

Other materials:

Installation
Install knock sensor Install the sensor with the nut. Torque: 20 n*m (205 kgf*cm, 15 ft.*Lbf) Notice: Make sure that the knock sensor is in the correct position. Connect the sensor connector. Install intake manifold insulator install the intake manifold insulat ...

Ecm power source circuit
Description When the ignition switch is turned on, the battery voltage is applied to the igsw of the ecm. The output signal from the mrel terminal of the ecm causes a current to flow to the coil, closing the contacts of the integration relay (efi main relay) and supplying power to either term ...

Passenger side buckle switch circuit malfunction
Description The passenger side buckle switch circuit consists of the occupant classification ecu and the front seat inner belt rh. Dtc b1771 is recorded when a malfunction is detected in the passenger side buckle switch circuit. Troubleshoot dtc b1771 first when dtcs b1771 and b1795 ...