All OBD-II Vehicles Have a Minimum of ____________________ Oxygen Sensors

question 6

Essay

All OBD-II vehicles have a minimum of ____________________ oxygen sensors.

---

Definitions:

Dust Boot

In a disc brake caliper, an accordion-type seal that protects the outside of the piston and the piston bore from debris. In a drum brake wheel cylinder, two dust boots protect the pistons.

Fixed Caliper

A type of brake caliper that does not move relative to the brake rotor and uses multiple pistons on both sides for clamping action.

Steering Knuckle

A pivotal component in a vehicle's steering system that connects the wheel and tire to the suspension system, allowing for steering movement.

Floating Calipers

A disc brake caliper that “floats,” or moves back and forth, on bolts in its mounting hardware when the brakes are applied.