Toyota RAV4 (XA40) 2013-2018 Service Manual: 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 airbag and seat belt pretensioner activation.
- Inspect instrument panel junction block
Notice:
The circuit opening relay is built into the instrument panel junction block.
- Measure the resistance between the terminals.
Standard resistance 
If the result is not as specified, replace the instrument panel junction block.
- Connect cable to negative battery terminal
Ig2 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 ...
ECM
Components
...
Other materials:
Emission inspection
and maintenance (i/m)
programs
Some states have vehicle emission inspection programs which
include obd (on board diagnostics) checks. The obd system
monitors the operation of the emission control system.
If the malfunction indicator lamp comes on
The obd system determines that a problem exists somewhere in the
emission contr ...
General information
A large number of ecu controlled systems are used in the
rav4. In general, ecu controlled systems are considered to
be very intricate, requiring a high level of technical knowledge
to troubleshoot. However, most problem checking procedures
only involve inspecting the ecu controlled system's circ ...
Diagnosis system
Description
Power door lock control system data can be read in the
data link connector 3 (dlc3) of the vehicle. When the
system seems to be malfunctioning, use the intelligent
tester to check for malfunctions and perform repairs.
Check dlc3
The ecu uses iso 15765-4 for communi ...
