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:
Blower motor circuit
Description
When the heater control (blower switch) is set to position 1 or higher, the
contact of the htr relay is
closed, current flows to the blower motor, and the blower motor operates. The
blower motor speed can be
changed by exchanging the ground and the blower resistor circuit with the ...
Engine control system malfunction
Description
If a malfunction in the engine control system is detected, the operations of
vsc and trc are prohibited
by the fail-safe function. When the signals from the engine are input normally,
the fail-safe is canceled and
the dtc is not stored.
Inspection procedure
Check harn ...
System check
Hint:
Performing a system check enables the system,
which consists of multiple actuators, to be operated
without removing any parts. In addition, it can show
whether or not any dtcs are set, and can detect
potential malfunctions in the system. The system
check can be performed with the intelli ...
