Toyota RAV4 manuals

Toyota RAV4 Service Manual: Air-fuel ratio (a/f) and heated oxygen (ho2) sensor heater monitors (front a/f and rear ho2 sensor type)

Toyota RAV4 Service Manual / 2Az-fe engine mechanical / Sfi system / Readiness monitor drive pattern / Air-fuel ratio (a/f) and heated oxygen (ho2) sensor heater monitors (front a/f and rear ho2 sensor type)

Toyota RAV4. Air-fuel ratio (a/f) and heated oxygen (ho2) sensor heater monitors (front a/f and rear ho2 sensor type)


  1. Preconditions

The monitor will not run unless:

  1. Drive pattern
  1. Connect the intelligent tester to the dlc3.
  2. Turn the ignition switch on.
  3. Turn the tester on.
  4. Clear dtcs (if set) (see page es-35).
  5. Start the engine.
  6. Allow the engine to idle for 10 minutes or more.
  7. Drive the vehicle at 40 km/h (25 mph) or more for at least 2 minutes.
  1. Monitor status
  1. Check the readiness monitor status displayed on the tester.

If the status does not switch to compl (complete), make sure that the preconditions have been met, and repeat steps from (5) to (7) described in the drive pattern above.

Air-fuel ratio (a/f) and heated oxygen (ho2) sensor monitors (active air-fuel ratio control type)
Preconditions The monitor will not run unless: 2 Minutes or more have elapsed since the engine was started. The engine coolant temperature (ect) is 75°c (167°f) or more. Cumula ...

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 th ...

Other materials:

Front suspension lower no. 1 Arm
Components Removal Remove front wheel Remove hood sub-assembly Remove the hood (see page ed-4). Suspend engine assembly Install the no. 1 And no. 2 Engine hangers with the bolts as shown in the illustration. Torque: 38 n*m (387 kgf*cm, 28 ft.*Lbf) parts no. ...

Parking brake assembly
Components Disassembly Hint: Use the same procedures for the lh side and rh side. The procedures listed below are for the lh side. Remove rear wheel Disconnect rear disc brake cylinder mounting lh (see page br-55) Remove parking brake shoe adjusting hole plug Remove t ...

If the vehicle battery is discharged
The following procedures may be used to start the engine if the vehicle’s battery is discharged. You can also call your toyota dealer or a qualified repair shop. If you have a set of jumper (or booster) cables and a second vehicle with a 12-volt battery, you can jump start your vehicle by fo ...

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