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Toyota Sienna Service Manual: Catalyst monitor (active air-fuel ratio control type)

Toyota Sienna Service Manual / Engine / 2Gr-fe engine control system / Sfi system / Readiness monitor drive pattern / Catalyst monitor (active air-fuel ratio control type)

Catalyst monitor (active air-fuel ratio control type)

(a) Preconditions

The monitor will not run unless:

(b) Drive Pattern

(1) Connect an intelligent tester.

(2) Turn the ignition switch to the ON position.

(3) Turn the tester or scan tool ON.

(4) Clear the DTCs.

(5) Start the engine and warm it up.

(6) Drive the vehicle at between 40 mph and 70 mph (64 km/h and 113 km/h) for at least 10 minutes.

(c) Monitor Status

(1) Check the Readiness Monitor status displayed on the tester.

(2) If the status does not switch to COMPL (complete), extend the driving time.

Purpose of readiness tests
The On-Board Diagnostic (OBD II) system is designed to monitor the performance of emissionrelated components, and indicate any detected abnormalities with DTCs (Diagnostic Trouble Codes). ...

Evap monitor (key-off type)
(a) Preconditions The monitor will not run unless: The fuel tank is less than 90% full. The altitude is less than 8000 ft (2450 m). The vehicle is stationary. The engine coolant temperature ...

Other materials:

Phone Display Settings
Display the “Phone/Message Settings” screen. Select “Phone Display Settings”. Select the desired item to be set. Change the incoming call display. “Full Screen”: When a call is received, the hands-free screen is displayed and can be operated on the screen. ...

Open in CAN Main Bus Line
DESCRIPTION There may be an open circuit in the CAN main bus wire and/or the DLC3 branch wire when the resistance between terminals 6 (CANH) and 14 (CANL) of the DLC3 is 69 Ω or higher. Symptom Trouble Area Resistance between terminals 6 (CANH) and 14 (CANL) of t ...

Precaution
1. PRECAUTION (a) Before inspecting and repairing the fuel system, disconnect the cable from the negative (-) battery terminal. (b) Do not smoke or work near fire when handling the fuel system. (c) Keep gasoline away from rubber or leather parts. 2. DISCHARGE FUEL SYSTEM PRESSURE (*1) ...

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