Denso 234-4361 Oxygen Sensor - Downstream

Denso OE Style Oxygen Sensor for Honda Insight

The Denso 234-4361 is a specific-fit heated oxygen sensor built for the downstream position on select 2001-2006 Honda Insight models. It is engineered to match OE-style dimensions and connector requirements for a direct replacement on the Honda Insight exhaust system.

Denso’s OE Style line focuses on exact replacement fitment and factory-level sensor performance. This oxygen sensor uses a threaded mounting design, a female connector, four wires, and a 10.83-inch wiring harness length for a clean installation on the intended application.

Key Features

• Specific-fit heated oxygen sensor for downstream placement
• OE Style replacement for 2001-2006 Honda Insight
• Part number 234-4361 for accurate ordering and lookup
• 4-wire design with female connector
• Threaded mounting type with 0.708-inch thread diameter
• 10.83-inch wiring harness length
• Built to OE standards for exact replacement fit
• Aluminum oxide trap layer helps protect the ceramic element from silicone and lead contamination

Detailed Description

Denso 234-4361 is an OE-style downstream oxygen sensor designed for the 2001-2006 Honda Insight. It is manufactured and tested to OE-level standards, with a specific-fit design that supports first-time fitment and correct sensor placement in the exhaust stream. The heated sensor configuration helps the engine management system monitor exhaust oxygen content efficiently once operating temperature is reached.

This part cross-references Honda 36532PHMA51 for the same application. If you are searching for a downstream oxygen sensor for a Honda Insight, Denso 234-4361 provides the correct connector style, wire count, and threaded mounting format for the listed vehicle range.

Common Issues This Part Can Address

• Check engine light related to downstream oxygen sensor performance
• Incorrect air-fuel ratio feedback from a worn sensor
• Reduced fuel economy caused by inaccurate exhaust readings
• Slow sensor response from contamination or age
• Failed emissions inspection tied to oxygen sensor faults

Installation Notes and Tips

Confirm the downstream sensor location before installation and compare the connector, wire count, and thread size to the original part. The threaded mounting design should be installed into the correct exhaust bung, and the harness length should be routed to avoid heat and abrasion. For best results, inspect the connector and wiring condition on the vehicle before replacing the sensor.

Compatible With 2001-2006 Honda Insight, downstream. Search terms such as Honda Insight downstream oxygen sensor, 2001-2006 Honda Insight O2 sensor, and Denso 234-4361 oxygen sensor align with this application.

Quality Assurance

Denso manufactures this sensor to strict OE standards and tests each component for replacement accuracy and fit. The OE Style product line is focused on factory-style dimensions and dependable sensor performance for the specified Honda Insight application.