Toyota RAV4 manuals

Toyota RAV4 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:

  1. The ecm is changed from normal mode to check mode or vice versa;
  2. 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.
  1. Check mode procedure (using intelligent tester)


  1. Check and ensure the following conditions:
  1. Battery positive voltage 11 v or more.
  2. Throttle valve fully closed.
  3. Transmission in the p or n position.
  4. A/c switch off.
  1. Turn the ignition switch off.
  2. Connect the intelligent tester to the dlc3.
  3. Turn the ignition switch on.
  4. Turn the tester on.
  5. Select the following menu items: diagnosis / enhanced obd ii/ check mode.
  6. Switch the ecm from normal mode to check mode.

  7. Make sure the mil flashes as shown in the illustration.
  8. Start the engine.
  9. Make sure the mil turns off.
  10. Simulate the conditions of the malfunction described by the customer.
  11. 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:

Traction control switch (for 2wd)
Components 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 traction control switch (auto lsd switch) ...

Evaporative emission control system incorrect purge flow
Dtc summary Description The description can be found in the evap (evaporative emission) system (see page es-335). Inspection procedure Refer to the evap system (see page es-340). Monitor description The two monitors, key-off and purge flow, are used to detect malfunctions relating ...

Brake booster
Installation (2005/11-2006/01) Install check valve grommet Install the grommet to the booster. Install brake vacuum check valve assembly Install the check valve to the grommet. Install brake booster gasket Install a new gasket to the booster. Install brake ...

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