DENSO Auto Parts Air / Fuel Ratio Sensor P/N:234-5700
DENSO Auto Parts 234-5006 air / fuel ratio sensor for the 2001-2005 Saturn L300 V6 3.0L and other vehicles measures the air-fuel ratio in the exhaust and reports it to the engine computer.
A check engine light, poor fuel economy or a rough idle can mean the sensor is worn, though a cracked vacuum hose or a leaking exhaust manifold gasket can be behind the same signs, so find the cause before replacing it. This listing is one upstream sensor, and the 2001-2005 Saturn L300 V6 3.0L takes two.
This direct-fit sensor is made and tested to the strictest OE standards, and it also fits the 2001-2003 Saturn LW300 V6 3.0L and the 1999-2001 Cadillac Catera V6 3.0L. If your car is not named here, look it up in the "Vehicles it fits" section.
Fit and size
Build and materials
This part cross-references / interchanges with the following part numbers:
Does the 2001-2005 Saturn L300 V6 3.0L take the DENSO Auto Parts 234-5006?
Yes, DENSO Auto Parts 234-5006 is listed for the 2001-2005 Saturn L300 V6 3.0L. For a different car, look it up in the "Vehicles it fits" section on this page.
Is the DENSO Auto Parts air fuel ratio sensor a wide-band type?
Yes. DENSO Auto Parts 234-5006 is a wide-band sensor with a heated element and 5 wires.
How long is the wiring harness on this air / fuel ratio sensor?
The wiring harness is 22.20 inches long. The thread diameter is 0.711 inch.
Is this an upstream or downstream air / fuel ratio sensor?
This sensor is listed for the upstream position. The listing is one sensor, and the vehicles it fits take two.
How can I tell an air / fuel ratio sensor is wearing out?
A check engine light, poor fuel economy or a rough idle can be signs. A shop can test the sensor with a scan tool.
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WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.