Purpose, Function
The tire pressure monitoring system warning light notifies the driver that it was determined that a tire pressure has decreased below the specified value based on the initialization.
The tire pressure monitoring system warning light notifies the driver that a malfunction has occurred in the tire pressure monitoring system.
Construction, Operation
The tire pressure monitoring system warning light is built into the instrument cluster.

The tire pressure monitoring system warning light illuminates/flashes based on the DSC HU/CM command.
The tire pressure monitoring system warning light illuminates if a tire pressure decreases below the specified value based on the initialization.
The tire pressure monitoring system warning light flashes for 1 min if a malfunction is detected in the tire pressure monitoring system, and then it illuminates.
If the tire pressure monitoring system warning light has illuminated, it will turn off by performing the initialization. If the initialization is not performed, the light will illuminate again when the ignition is switched from off to ON.
Fail-safe
Function not equipped.
Tire Pressure Monitoring System Set Switch Removal/Installation
Tire Pressure Warning AlarmFront Under Cover No.1 Removal/Installation
1. Remove bolts A.
2. Remove screws B.
3. Remove fasteners C.
4. Remove the front under cover No.1 in the direction of the arrow in the order
of (1), (2) shown in the figure while detaching the guide D.
5. Install in the reverse order of removal. ...
Main Relay Control [Skyactiv G 2.0]
Outline
Supplies power to each part by switching the main relay on/off at the optimal
timing according to the vehicle conditions.
Block Diagram
Operation
When the ignition is switched ON, the main relay turns on and electrical
power is supplied to each sensor and devic ...
Air Fuel Ratio (A/F) Sensor Heater Control [Skyactiv G 2.0]
Outline
Based on the control of the A/F sensor heater, a stabilized oxygen concentration
is detected even at low exhaust temperatures, and feedback control of fuel injection
even at cold engine start is made possible for improved cold temperature exhaust
emission performance.
...