BOSCH POST CATALYTIC OXYGEN O2 SENSOR TO SUIT SUZUKI SWIFT EZ HT51S ZC11S ZD11S ZD21S HT81S ZC31S M13A M15A M16A 1.3L 1.5L 1.6L I4

Bosch Post Catalytic Oxygen Sensor – Downstream Exhaust Monitoring for Emission Control

A post catalytic oxygen sensor, also known as a downstream O2 sensor, is located after the catalytic converter in the exhaust system. It monitors oxygen content in treated exhaust gases and sends this information to the ECU, helping the vehicle assess catalytic converter efficiency during normal operation.

When sensor response becomes slow, incorrect, or unstable, the vehicle may show check engine light warnings, emission related fault codes, poor exhaust monitoring, or failed inspection results. A Bosch post catalytic oxygen sensor provides a practical replacement option where downstream exhaust feedback is required.

Why Choose Bosch Post Catalytic Oxygen Sensor?

• Manufactured using proven OE technology.
• Supports catalytic converter efficiency monitoring.
• Helps maintain emission system feedback after exhaust treatment.
• Corrosion resistant construction suited to exhaust conditions.
• Suitable for replacing a worn or faulty downstream oxygen sensor.
• Practical choice for diagnostic repair and emission system servicing.

Choose Bosch post catalytic oxygen sensor for a trusted replacement solution focused on downstream exhaust monitoring.

This post-cat oxygen sensor suits Suzuki Swift fitted with M13A, M15A and M16A I4 engines.

Specifications:

• Type: Zirconia
• Number of Wires: 4

Contents:

• 1 X Post catalytic oxygen sensor

Vehicle Fitment Guide

Notes:

• Please verify that your oxygen sensor matches the dimensions of the one in this listing prior to purchase. If you are unsure, please contact us for further assistance.
• The image is for illustrative purposes only.