DENSO Auto Parts Oxygen Sensor P/N:234-2052
DENSO Auto Parts 234-4619 oxygen sensor for the 1992-1995 Lexus SC400 V8 4.0L measures oxygen in the exhaust gas. This DENSO Auto Parts oxygen sensor is a heated, narrow-band, 4-wire unit for the downstream position.
A check engine light, rough running or poorer fuel economy can mean an oxygen sensor is wearing out. These signs alone do not prove the sensor is the problem, since an exhaust leak can cause them too.
This is an oxygen sensor for the 1992-1995 Lexus SC400 V8 4.0L, which takes two. This listing is a single sensor for the downstream position.
Fit and size
Build and materials
This part cross-references / interchanges with the following part numbers:
Is the DENSO 234-4619 oxygen sensor the right one for a 1992-1995 Lexus SC400 V8 4.0L?
Yes. DENSO Auto Parts 234-4619 is listed for the 1992-1995 Lexus SC400 V8 4.0L, which takes two oxygen sensors. This listing is one sensor for the downstream position.
How many wires does the DENSO 234-4619 oxygen sensor have?
DENSO Auto Parts 234-4619 has 4 wires on a 31.50 in wiring harness with a male connector. It is a heated, narrow-band sensor with a threaded mounting, 0.708 in thread diameter.
What protects the ceramic element in this oxygen sensor?
A PTFE filter blocks contaminants, and dual-layer protection shields the ceramic element. An aluminum oxide trap layer guards it from silicone and lead poisoning.
Is this a downstream or upstream oxygen sensor?
This sensor is for the downstream position. It is a heated, narrow-band sensor sold individually.
Is this oxygen sensor a universal or a specific-fit sensor?
Specific fit. It is a direct-fit sensor with a threaded mounting and a male connector.
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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.