Toyota RAV4 (XA40) 2013-2018 Service Manual: Dtc check / clear
Notice:
When the diagnosis system is changed from normal mode to check mode or vice versa, all dtcs and freeze frame data recorded in normal mode are erased. Before changing modes, always check and make a note of any dtcs and freeze frame data.
Hint:
- Dtcs which are stored in the ecm can be displayed on the intelligent tester. The intelligent tester can display current and pending dtcs.
- Some dtcs are not set if the ecm does not detect the same malfunction again during a second consecutive driving cycle. However, such malfunctions, detected on only one occasion, are stored as pending dtcs.
- Check dtc (using intelligent tester)
- Connect the intelligent tester to the dlc3.
- Turn the ignition switch on.
- Turn the tester on.
- Select the following menu items: diagnosis / enhanced obd ii / dtc info / current codes or pending codes.
- Check the dtc(s) and freeze frame data, and then write them down.
- Check the details of the dtc(s) (see page es-51).
- Clear dtc (using intelligent tester)
- Connect the intelligent tester to the dlc3.
- Turn the ignition switch on.
- Turn the tester on.
- Select the following menu items: diagnosis / enhanced obd ii / dtc info / clear codes.
- Press the yes button.
- Clear dtc (without using intelligent tester)
- Perform either of the following operations.
- Disconnect the cable from the negative (-) battery terminal for more than 1 minute.
- Remove the efi and etcs fuses from the engine room relay block (located inside the engine compartment) for more than 1 minute.
Diagnosis system
Description
When troubleshooting obd ii (on-board diagnostics)
vehicles, the intelligent tester (complying with sae
j1987) must be connected to the dlc3 (data link
connector 3) of the vehicle ...
Freeze frame data
Description
Freeze frame data records the engine conditions (fuel
system, calculated load, engine coolant temperature,
fuel trim, engine speed, vehicle speed, etc.) When a
malfunction is dete ...
Other materials:
Short in front passenger side squib circuit
Description
The front passenger side squib circuit consists of the center airbag sensor
and the front passenger airbag.
The circuit instructs the srs to deploy when the deployment conditions are met.
These dtcs are recorded when a malfunction is detected in the front passenger
side sq ...
Test mode procedure
Hint:
By switching the skid control ecu from normal mode to
test mode, abnormality detection sensitivity is enhanced
and troubleshooting can be conducted efficiently.
Perform a sensor check in test mode after the speed
sensor or sensor rotor has been repaired or replaced.
If the igniti ...
Data list / active test
Read data list
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 way to save time.
Connect the intelligent tester (with can vim) to the
dlc3 ...
