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Bosch Oxygen Sensor – VW Jetta, Golf & Cabrio (1996-1999)

Availability:
Out of stock
SKU 15026
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Original price $53.39 - Original price $53.39
Original price
$53.39
$53.39 - $53.39
Current price $53.39
CALIFORNIA WARNING

Handling passenger or off-highway motor vehicle parts can expose you to chemicals such as phthalates and lead, which can cause cancer and reproductive harm. To minimize exposure, service the vehicle in a well-ventilated area, wear gloves, and wash your hands. For more information see www.P65Warnings.ca.gov/motor-vehicle-parts.

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This Bosch oxygen sensor (15026) is a direct replacement for VW Jetta, Golf, and Cabrio models from 1996 to 1999 with the 2.0L inline-4 engine. It monitors exhaust oxygen levels to maintain the correct air-fuel ratio for improved fuel economy and reduced emissions. Bosch sensors are known for their reliability and long service life.

Key Features & Benefits

  • Heated Sensor: Faster light-off to closed-loop operation, reducing cold-start emissions.
  • OE Replacement: Matches original specifications for seamless integration.
  • Threaded Mounting: Easy installation using common tools.

Vehicle Fitment

Make Model Years Engine
Volkswagen Jetta 1996–1999 2.0L4
Volkswagen Cabrio 1996–1999 2.0L4
Volkswagen Golf 1996–1998 2.0L4

Technical Specifications

Part Number 15026

Installation Notes

Direct replacement, no special tools required.

About BOSCH

Bosch is a premier automotive parts manufacturer, supplying OE sensors to Volkswagen and many other brands.

This part also goes by the following cross reference.

Cross Reference Part Number:

Fits These Vehicles 3 applications
Volkswagen
Make Model Engine Years
No vehicles listed for this group.
MK3
Make Model Engine Years
Volkswagen Jetta 2.0L4 1996–1999
Volkswagen Cabrio 2.0L4 1996–1999
Volkswagen Golf 2.0L4 1996–1998
Fits 3 vehicle applications Check vehicle fitment before ordering View fitment

About this Oxygen Sensor

The BOSCH 15026 oxygen sensor measures the oxygen in the exhaust so the engine computer can keep the fuel mixture correct. Sensors before the catalytic converter control the mixture; sensors after it monitor the converter's efficiency.

Frequently asked questions

What does an oxygen sensor do?

It reports how rich or lean the exhaust is, and the engine computer adjusts fuel delivery in response. A faulty sensor can make the engine run too rich or too lean.

What are the signs of a failing oxygen sensor?

A check-engine light with oxygen-sensor or fuel-trim codes, poorer fuel economy, rough idle, or a failed emissions test. Exhaust leaks near the sensor can cause similar codes, so check for those too.

How do I know which sensor I need?

Sensors are specific to their position: upstream (before the catalytic converter) or downstream (after it), and on V engines, bank 1 or bank 2. The fault code usually identifies the position; check the product details for the position this sensor fits.

Can I replace an oxygen sensor myself?

Usually, yes, using an oxygen-sensor socket. Many new sensors come with anti-seize already on the threads; if not, use a sensor-safe compound only on the threads, and keep it off the sensor tip.

How do I make sure this oxygen sensor fits my car?

Compare the part numbers listed on this page with the number on your old part or in your vehicle's parts catalog, and check the fitment information. If you are unsure, contact us with your VIN before ordering.