Oxygen Sensor for 2003-2006 Porsche Cayenne - Bosch 17174

Bosch 17174 oxygen sensor for the 2003-2006 Porsche Cayenne V8 4.5L reads the oxygen in the exhaust so the engine computer can adjust the air-fuel ratio. This wide-band Bosch O2 sensor gives the ECU more detail than a switching sensor.

• High-precision air-fuel ratio readings across the full lambda range
• Reaches operating temperature in under 7 seconds for quick closed-loop control
• Metal housing, integrated heater element and TSP coating to resist vibration, corrosion and contamination
• Withstands exhaust streams up to 1,880°F

Quick facts

• Part: Bosch 17174 oxygen sensor
• Fits: 2003-2006 Porsche Cayenne V8 4.5L
• Position: Upstream
• Material: Metal housing
• Condition: New

A worn oxygen sensor can show up as a check engine light, poorer fuel economy or a rough idle, though other faults can produce those as well. Before replacing it, look over the sensor's wiring and connector for damage with the engine off and cool, since a chafed harness can set a light too.

Fits

This upstream oxygen sensor is a direct-fit replacement for the 2003-2006 Porsche Cayenne V8 4.5L. The 2003-2006 Porsche Cayenne V8 4.5L takes one sensor, and this listing is one sensor.

Specifications

In the box

One oxygen sensor with its wiring harness.

Installation notes

• Direct-fit connectors.
• Conductive anti-seize is pre-applied to the threads.
• Built for quick installation.