Toyota RAV4 (XA40) 2013-2018 Service Manual: Check mode procedure
Hint:
Intelligent tester only: compared to normal mode, check mode is more sensitive to malfunctions. Therefore, check mode can detect the malfunctions that cannot be detected by normal mode.
Notice:
All the stored dtcs and freeze frame data are erased if:
- The ecm is changed from normal mode to check mode or vice versa;
- Or the ignition switch is turned from on to acc or off while in check mode. Before changing modes, always check and make a note of any dtcs and freeze frame data.
- Check mode procedure (using intelligent tester)
- Check and ensure the following conditions:
- Battery positive voltage 11 v or more.
- Throttle valve fully closed.
- Transmission in the p or n position.
- A/c switch off.
- Turn the ignition switch off.
- 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/ check mode.
- Switch the ecm from normal mode to check mode.
Make sure the mil flashes as shown in the illustration.- Start the engine.
- Make sure the mil turns off.
- Simulate the conditions of the malfunction described by the customer.
- Check dtcs and freeze frame data using the tester.
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 ...
Fail-safe chart
If any of the following dtcs are set, the ecm enters fail-safe
mode to allow the vehicle to be driven temporarily.
Hint:
*: The vehicle can be driven slowly when the accelerator
pedal is depre ...
Other materials:
Evaporator temperature sensor circuit
Description
The no. 1 Cooler thermistor (evaporator temperature sensor) is installed on
the evaporator in the air
conditioning unit to detect the temperature of the cooled air that has passed
through the evaporator and to
control the air conditioner. It sends signals to the air conditioni ...
Rear brake flexible hose
Installation
Hint:
Use the same procedures for the lh side and rh side.
The procedures listed below are for the lh side.
Install rear brake tube flexible hose
Notice:
The gasket and union bolt must be used as a set, as
shown in the illustration.
Connect the flexible hose wi ...
Problem symptoms table
Hint:
Use the table below to help determine the cause of the
problem symptom. The potential causes of the symptoms
are listed in order of probability in the "suspected area"
column of the table. Check each symptom by checking the
suspected areas in the order they are listed. Re ...
