Toyota RAV4 (XA40) 2013-2018 Service Manual: Integration 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 integration relay
Notice:
- The efi relay is built into the integration relay (unit a: efi main).
- Some relays are built into the integration relay.
The integration relay cannot be disassembled. If there is a malfunction in the circuit of the integration relay, replace the integration relay.
- Using a screwdriver, detach the 2 claws and disconnect the integration relay from the no. 1 Engine room junction block.
Hint:
Tape the screwdriver tip before use.
- Disconnect the 3 connectors from the integration relay.
- Inspect the efi relay.
- Check the resistance of the efi main fuse.
If the result is not as specified, replace the efi main fuse.
- Measure the resistance of the integration relay.
Standard resistance 
If the result is not as specified, replace the integration relay.
- Connect cable to negative battery terminal
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 sen ...
Ig1 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 ...
Other materials:
Mass or volume air flow circuit
Description
The mass air flow (maf) meter is a sensor that measures the amount of air
flowing through the throttle
valve.
The ecm uses this information to determine the fuel injection time and to
provide the appropriate air-fuel
ratio.
Inside the maf meter, there is a heated platinu ...
Front passenger side satellite sensor bus initialization incomplete
Description
When the center airbag sensor receives signals from the lateral deceleration
sensor, it determines
whether or not the srs should be activated.
Dtc b1648/82 is recorded when a malfunction is detected in the rear airbag
sensor rh circuit.
Wiring diagram
Inspection pr ...
Driving information display
Select to display fuel consumption
data in various forms.
â– Fuel Economy
Following information is displayed.
Distance to empty
Displays the driving range with
remaining fuel.
Current fuel economy
Displays the instantaneous current
fuel Economy.
Average fuel economy
Displays the average f ...
