Green Cars & Green Fuel Center

By: Anthony Fontanelle
Automotive engine is a complex arrangement of system of machine operations that aims to establish fuel efficient operations. Designed to deliver powerful engine performance, Pontiac rides have been engineered to impress you with its great navigation and driving safety capabilities. By incorporating the use of advanced automotive engineering, your Pontiac investment surely meets your performance expectations. The secret to its unmatched riding and driving quality lie on the functionality and service of its electronic engine sensors. Engine sensors are employed to effectively keep you posted on the actual working conditions of your engine and its components. With computer assisted engine assemblies, electronic sensors are automated so timely adjustments to critical factory performance settings will be made. To continually enjoy fuel efficient combustion operations, your engine is equipped with top of the line Pontiac Oxygen sensor application to maintain excellent fuel efficiency status. As the name implies, it precisely measures the oxygen proportion of your engine’s yielded air-fuel ratio. Because the date is the most accurate way of determine how clean and efficient fuel is burnt, engine sensors are directly wired to the engine control unit (ECU) where necessary adjustments to combustion operations is determined. This way, the metered amounts of fuel delivered by fuel injection system is immediately adjustment to have lesser emission and therefore less fuel wastage.

Typical Pontiac oxygen sensor constructions may be comprised with either zirconia or titania element which is responsible in generating voltage. To effectively keep track of your engine’s combustion efficiency, stock Pontiac oxygen sensors are typically mounted right at the intake manifold with its probe tip exposed to the exhaust gas lines. The sensor tip or probe is a small rocket nose-shaped extrusion that is typically coated with ceramic material with thin layer of platinum as its form of electrode. While this very sensitive sensor part is fragile, it is protected by a slotted metal tube that allows exhaust gas to flow through the probe. To deliver the oxygen proportion inputs to the ECU, the sensor generates specified amount of voltage electricity. Generating 900 millivolt of electricity corresponds to rich air-fuel mixture or low oxygen proportion and 100 millivolt means lean mixture. Your engine may have employed a heated or non-heated oxygen sensor. While heated sensors could instantly be actuated once you turn in the ignition, non-heated sensors is only actuated when predetermined operations temperature have been reached. Because a cold sensor have high impedance which a typical restriction to generating electric signals, modern sensor constructions are comprised with built-in heaters to quickly drop the impedance and reach the operating temperature of specific sensor applications.

To keep your engine running at its peak fuel efficiency status, the part delivers the determined oxygen proportion to the ECU at real-time pace. Make sure that your oxygen sensors are kept effective and efficient to continually enjoy the gains offered by its great functionality. Because your engine runs smoothly with correct air-fuel ratio, your engine surely foul up once your stock Pontiac oxygen sensor suddenly becomes inefficient. Poor drivability might be experienced along with poor fuel mileage and increased emission levels. At the first sign of potential sensor failure, immediately consulting a qualified service technician is advised. His accurate diagnostics could help you target all potential causes of sensor failure with timely adjustments or repair. When stock oxygen sensors go beyond repair, quality and OEM-match Pontiac oxygen sensor replacements are conveniently available for specific year and model of applications to offer cost effective solutions to getting back its great valued service.