The Mercedes W117 M133 Oxygen Sensor | DELPHI ES21119-12B1 measures the amount of oxygen in the exhaust gases to optimize the fuel mixture ratio. This part helps maintain emission values under control, providing an environmentally friendly driving experience.
Product Features and Benefits
- OEM compatible DELPHI ES21119-12B1 offers high quality and durability.
- Improves the efficiency of your emission control system, positively affecting engine performance.
- Prevents time loss with easy installation and provides a user-friendly experience.
- Produced by a European manufacturer, this part is known for its reliability.
- Its long-lasting structure reduces your maintenance costs.
Technical Details
| Manufacturer Brand | DELPHI |
| Product Code (OE/OEM) | ES21119-12B1 |
| Part Type | Lambda Sensor |
| Production Standard | OE Equivalent / OEM |
| Origin | Europe |
| System | Emission |
Vehicle Compatibility
This oxygen sensor is compatible with the Mercedes W117 chassis. It works with CLA180, CLA200, CLA250, CLA45 AMG, CLA180CDI, CLA200CDI, and CLA220CDI variants along with engine codes M270, M274, OM651, M133. We recommend confirming your compatibility with the VIN.
- Chassis code: W117
- Engine codes: M270, M274, OM651, M133
- Production year range: 2013-2019
- Equipment / Variant: CLA180, CLA200, CLA250, CLA45 AMG, CLA180CDI, CLA200CDI, CLA220CDI
It is recommended to confirm with our support line using your 17-digit VIN (chassis) number for the correct part selection.
Quality and Warranty
As a European-origin OE equivalent manufacturer brand, DELPHI produces at high standards. Supported by quality certifications, its products offer reliability and performance in the industry. DELPHI ES21119-12B1 is a product of a brand known for its reliability.
Installation and Usage Notes
During installation, attention should be paid to the torque values of the sensor. Ensure that the connections are secure with the correct order. It is recommended to seek support from an authorized service to check the operation of the sensor after the installation process.
Frequently Asked Questions
What is the effect of this sensor on the vehicle?
This sensor optimizes the fuel mixture, improving engine performance and emission values.
Is the installation process difficult?
The installation process is generally easy, but there are some points that require careful attention.
How long does this part last?
Thanks to its quality structure, it is long-lasting, but it may vary depending on usage conditions.
Why should I choose the DELPHI brand?
DELPHI is a well-established brand that offers high quality and reliability, making it a recommended choice.
Advantages of German Parts Depot: Same-day shipping, 14-day return policy, e-archive invoicing, WhatsApp expert support line (wa.me/905382927219). Our stock information is updated in real-time; your order is only confirmed from items physically available. If you write to our support line with your vehicle's chassis number, we will quickly provide you with a quote for the correct OE/equivalent part.
