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:
Removal
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.
Remove fan and generator v belt
Remove the belt (see page em-6).
...
Check for intermittent problems
Hint:
Inspect the vehicle's ecm using check mode. Intermittent
problems are easier to detect with the intelligent tester when
the ecm is in check mode. In check mode, the ecm uses 1
trip detection logic, which is more sensitive to malfunctions
than normal mode (default), which uses 2 trip detec ...
Short in can bus lines
Description
There may be a short circuit between the can bus lines when the resistance
between terminals 6 (canh)
and 14 (canl) of the dlc3 is below 54
.
Wiring diagram
Inspection procedure
Notice:
Turn the ignition switch off before measuring the resistances of the
main ...
