O2 Oxygen Sensor Upstream Downstream for Honda Fit (2009-2014) 1.5L

Direct-Fit Upstream & Downstream O2 Oxygen Sensor Kit for 2009-2014 Honda Fit (GE8)

What it Does: This matched upstream and downstream oxygen sensor kit monitors exhaust oxygen levels on the 2009-2014 Honda Fit (GE8) L15A7 1.5L to maintain closed-loop fuel accuracy.

The Stock Honda Fit Sensor Failure

On the GE8 Fit equipped with the L15A7 1.5L, factory oxygen sensors endure severe thermal cycling, exhaust soot, and condensation shock. Over time, internal heater elements open and zirconia sensing cells suffer silicone contamination, causing sluggish voltage switching. Once response lags, the ECU loses accurate closed-loop fuel trim control, triggering P0135, P0141, P2A00, or P0420 faults.

Common Symptoms of a Failing OEM O2 Sensor

• Check Engine Light: Stored heater or circuit codes like P0135, P0141, and P2A00.
• Fuel Trim Drift: Sluggish switching causes rough idle, hesitation, and poor MPG.
• Emissions Failure: Lazy downstream response triggers P0420 and failed readiness monitors.

The Direct-Fit Precision Oxygen Sensor Solution

Replacing both Bank 1 sensors as a matched set restores balanced ECU feedback across the L15A7 1.5L exhaust stream. Each unit features stainless steel housings, double-lasered thermal shields, and fast-acting zirconia ceramic elements for rapid light-off. Factory-style Weather Pack connectors plug directly into the GE8 wiring harness, replacing 234-9117, 234-9077, 234-9078, and 234-4218 with zero splicing.

What's Included

• 1x Upstream Oxygen Sensor
• 1x Downstream Oxygen Sensor

Technical Specifications

Compatibility

• 2009-2014 Honda Fit 1.5L (2 sensors: 1 upstream, 1 downstream)

Frequently Asked Questions & Fitment Warnings

Does this fit the GE8 Fit?

Yes. Direct fit for the 2009-2014 Honda Fit with the L15A7 1.5L engine. Excludes 1.3L models like 2010-2011 Honda Insight; confirm engine before ordering.

Will this clear P0135, P0141, or P2A00 codes?

Yes, if sensors are faulty. Replaces both heaters and elements to clear P0135, P0141, and P2A00; inspect catalytic health if P0420 persists.

Is wire splicing required for installation?

No. Direct-fit OEM connectors plug right in; verify thread cleanliness and torque to factory spec.

The Honda Precision Standard

Built for crisp throttle response and closed-loop efficiency on the GE8 chassis. Restore factory air-fuel accuracy and emissions readiness.