Toyota RAV4 (XA40) 2013-2018 Service Manual: Diagnostic trouble code chart
If a trouble code is displayed during the dtc check, check the circuit listed for the code in the table below (proceed to the page listed for that circuit).
- Passenger side buckle switch circuit malfunction
- Front occupant classification sensor lh circuit malfunction
- Front occupant classification sensor rh circuit malfunction
- Rear occupant classification sensor lh circuit malfunction
- Rear occupant classification sensor rh circuit malfunction
- Front occupant classification sensor lh collision detection
- Front occupant classification sensor rh collision detection
- Rear occupant classification sensor lh collision detection
- Rear occupant classification sensor rh collision detection
- Center airbag sensor assembly communication circuit malfunction
- Occupant classification sensor power supply circuit malfunction
- Open in occupant classification ecu battery positive line
- Occupant classification ecu malfunction
- Sleep operation failure of occupant classification ecu
- Trouble in passenger airbag on / off indicator
Data list / active test
Hint:
Using the intelligent tester's data list allows switch, sensor,
actuator and other item values to be read without removing
any parts. Reading the data list early in troubleshooting is
one wa ...
Passenger side buckle switch circuit malfunction
Description
The passenger side buckle switch circuit consists of the occupant
classification ecu and the front seat
inner belt rh.
Dtc b1771 is recorded when a malfunction is detected in th ...
Other materials:
Reassembly
Hint:
Use the same procedures for the rh side and lh side.
The procedures listed below are for the lh side.
Install seat lock release band
Install the band with nut.
Hint:
After installing the band, feed it through the
seatback frame hole towards the rear of the vehicle.
I ...
Intake air temperature sensor gradient too high
Description
The intake air temperature (iat) sensor, mounted on the mass air flow (maf)
meter, monitors the iat.
The iat sensor has a built-in thermistor with a resistance that varies according
to the temperature of the
intake air. When the iat is low, the resistance of the thermist ...
Internal control module random access memory (ram) error
Description
The ecm continuously monitors its own internal memory status, internal
circuits, and output signals
transmitted to the throttle actuator. This self-check ensures that the ecm is
functioning properly. If any
malfunction is detected, the ecm sets the appropriate dtc and illumina ...
