Toyota Tacoma manuals

Toyota Corolla Repair Manual: Catalyst monitor (o2s type)

  1. Preconditions

The monitor will not run unless:

Notice

: * 2002 and later my vehicles: the readiness test can be completed in cold ambient conditions (less than 14f / 10 C), if the drive pattern is repeated a second time after cycling the ignition off.

  1. Drive pattern
  1.  connect the obd ii scan tool to the dlc3 to check monitor status and preconditions.
  2.  Drive the vehicle at 40 to 55 mph (64 to 88 km/h) for approximately 3 minutes.

Notice

: drive with smooth throttle operation and avoid sudden acceleration.

If iat is less than 50f (10 C) when starting engine, continue to drive vehicle at 40 to 55 mph (64 to 88km/h) for approximately 4 minutes.

  1. Drive the vehicle at 35 to 45 mph (56 to 72 km/h) for approximately 7 minutes.

Notice

: drive with smooth throttle operation and avoid sudden deceleration as much as possible with the throttle fully closed.

  1. If readiness status dose not switch to complete, make sure that the preconditions are met and the ignition switch is turned off and then repeat steps (2) and (3).
  2.  Release pressure in the fuel tank by removing and then reinstalling the fuel tank cap.
  3.  Start the engine and immediately begin driving as directed.
Purpose of the readiness tests
The onboard diagnostic (obd ii) system is designed to monitor the performance of emissionrelated components and report any detected abnormalities in the form of diagnostic trouble codes ...

Evap monitor (vacuum pressure monitor)
Notice: a cold soak must be performed prior to conducting the drive pattern to complete the internal pressure readiness monitor. Cold soak preconditions The monitor will not run unless: ...

Other materials:

Using the steering wheel switches
The steering wheel switches can be used to operate a connected cellular phone or portable digital audio player (portable player). Operating a Bluetooth phone using the steering wheel switches 1 Volume The voice guidance volume cannot be adjusted using these buttons. 2 Off-hook switch Turns t ...

Inspection procedure
1 Check p squib circuit(airbag sensor assy center instrument panel passenger airbag assy) Disconnect the negative () terminal cable from the battery, and wait at least for 90 seconds.  disconnect the connectors between the airbag sensor assy center and the instrument panel pas ...

Inspection procedure
Hint: read freeze frame data using the hand-held tester or the obd ii scan tool. Freeze frame data records the engine conditions when a malfunction is detected. When troubleshooting, it is useful for determining whether the vehicle was running or stopped, the engine was warmed up or not, the ...

2011-2020 Copyright www.tcorolla.net