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:

Air fuel ratio sensor
Components On-vehicle inspection Check air fuel ratio compensation system Connect the intelligent tester to the dlc3. Turn the ignition switch on. Select the following menu items: data list / a/fs b1 s1 and o2s b1 s2. Warm up the a/f sensor with the engine speed at 2,500 ...

Rear occupant classification sensor lh collision detection
Description Dtc b1787 is output when the occupant classification ecu receives a collision detection signal sent by the rear occupant classification sensor lh when an accident occurs. Dtc b1787 is also output when the front seat assembly rh is subjected to a strong impact, even if an actua ...

Diagnosis system
Description When troubleshooting obd ii (on-board diagnostics) vehicles, the intelligent tester (complying with sae j1987) must be connected to the dlc3 (data link connector 3) of the vehicle. Various data in the vehicle's ecm (engine control module) can be then read. Obd ii regulations ...