Toyota RAV4 (XA40) 2013-2018 Service Manual: Dtc check / clear
- Check dtc
Hint:
- When dtc b1650/23 is detected as a result of troubleshooting for the airbag system, troubleshoot the occupant classification system.
- Use the intelligent tester (with can vim) to read and clear dtcs, otherwise the dtcs cannot be read and cleared.
- Connect the intelligent tester (with can vim) to the dlc3.
- Turn the ignition switch on.
- Check for dtcs by following the prompts on the tester screen.
Hint:
Refer to the intelligent tester operator's manual for further details.
- Clear dtc
- Connect the intelligent tester (with can vim) to the dlc3.
- Turn the ignition switch on.
- Clear the dtcs by following the prompts on the tester screen.
Hint:
Refer to the intelligent tester operator's manual for further details.
Diagnosis system
Description
The occupant classification ecu controls the functions of
the occupant classification system on the vehicle. Data
of the occupant classification system can be read in the
data lin ...
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 ...
Other materials:
Back-up power source circuit
Description
This is the back-up power source circuit for the air conditioning amplifier.
Power is supplied even when the
ignition switch is turned off and is used for functions such as the diagnostic
trouble code memory.
wiring diagram
Inspection procedure
Inspect fuse (ecu-b2)
...
Blower motor
On-vehicle inspection
Inspect blower motor (for automatic air conditioning system)
Disconnect the blower motor connector.
Connect the positive (+) lead from the battery to
terminal 1 and negative (-) lead to terminal 2, and
then check that the motor operates smoothly.
If the ...
Control module communication bus off
Description
Inspection procedure
The skid control ecu inputs the signals from the ecm, steering angle sensor,
and yaw rate and
acceleration sensor via can communication system.
Check harness and connector (momentary interruption)
Using the data list of the intelligent test ...
