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Mazda CX-5 Service & Repair Manual: Heated Oxygen Sensor (HO2 S) Heater Control [Skyactiv G 2.0]

Mazda CX-5 Service & Repair Manual / HVAC / General / Heated Oxygen Sensor (HO2 S) Heater Control [Skyactiv G 2.0]

Outline

Block Diagram


Operation


Output duty ratio

Control condition

0%

  • Engine stopped

  • Fuel cut injection control is in engine start zone

  • Engine coolant temperature is -10 °C {14 °F}or less

  • Other than battery voltage of 10—16 V

  • Within a fixed period of time after engine start (varies according to engine coolant temperature)

30%

  • HO2S not activated

0?100%

(Determined by engine speed and charging efficiency)

  • Other than the above


Front Heat Duct Removal/Installation
1. Disconnect the negative battery cable.. 2. Remove the following parts: a. Dashboard under cover. b. Side wall. c. Glove compartment. 3. Detach the tab and remove the front heat duct. LH ...

Heater Core
Purpose The heater core heats passing air. Function A portion of the engine coolant is taken into the heater core to heat the air passing through the heater core. Co ...

Other materials:

Differential Oil Replacement
1. Place the vehicle on level ground. 2. Remove the filler plug. 3. Remove the drain plug and drain the differential oil into a container. 4. Install a new washer and the drain plug, and tighten. Tightening torque 40—53 N·m {4.1—5.4 kgf·m, 30—39 ft·lbf} 5. Add the ...

Steps for Determining the Correct Load Limit
Steps for Determining Correct Load Limit- (1) Locate the statement “The combined weight of occupants and cargo should never exceed XXX kg or XXX lbs” on your vehicle's placard. (2) Determine the combined weight of the driver and passengers that will be riding in your vehicle. (3) Subt ...

Using the Audi phone box
General information Applies to: vehicles with Audi phone box Fig. 135 Front center console: Audi phone box with connections Depending on vehicle equipment, you may be able to use the following functions with the Audi phone box: Make phone calls using the vehicle's exterior antenna Charge a mobi ...

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