Toyota RAV4 (XA40) 2013-2018 Service Manual: 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 harness and connector (momentary interruption)
- Using the data list of the intelligent tester, check for any momentary interruption in the wire harness corresponding to the dtc (see page bc-23).
Ok: there are no momentary interruptions.
Hint:
Perform the above inspection before removing the sensor and connector.
- Check dtc for engine control system
- Clear the dtc (engine control system).
- Check the dtc (engine control system).
Result 
Repair engine control system
- Repair or replace harness and connector (ecm - skid control ecu)
- Reconfirm dtc
- Clear the dtc (see page bc-47).
- Perform a road test.
- Check if the same dtc is recorded (see page bc-47).
Result 
End
Open in abs solenoid relay circuit
Description
The solenoid relay supplies power to the abs solenoid and trc solenoid.
After the ignition switch is turned on, the vehicle speed has reached 6 km/h (4
mph) and the solenoid is
...
Ecm communication circuit malfunction
Description
The circuit is used to send trc and vsc control information from the skid
control ecu to the ecm, and
engine control information from the ecm to the skid control ecu.
Inspecti ...
Other materials:
Speaking on the phone
The following screen is displayed when speaking on the phone.
To adjust the call volume
Select “-” or “+”. You can also adjust the volume using the steering
switches or the volume knob.
To prevent the other party from hearing your voice
Select “mute”.
Inputting tones
When usin ...
Reassembly
Install evaporator temperature sensor
Notice:
If reusing the evaporator, do not insert the sensor to
a location where the sensor was previously inserted.
Insert the sensor within range c shown in the
illustration.
Install the evaporator temperature sensor as shown
in the illustrati ...
Precaution
Caution:
Replace the faulty parts of the seat belt systems (outer
belt, inner belt, bolts, nuts, adjustable shoulder anchor,
tether anchor hardware and other related parts). When
inspecting a vehicle that was in a collision, be sure to
check all of the seat belt systems regardless of whethe ...
