Oxygen Sensor for 2003-2005 Mercedes-Benz C230 - Bosch 16475

Q: Is this C230 oxygen sensor right for the 2003-2005 Mercedes-Benz C230 4-cylinder 1.8L?

Yes. Bosch 16475 is a downstream oxygen sensor listed for the 2003-2005 Mercedes-Benz C230 4-cylinder 1.8L (L4-1.8L), and that engine takes one.

Q: Does this Bosch oxygen sensor come with a wiring harness or a bracket?

Yes, the Bosch 16475 includes its wiring harness. A mounting bracket is not included.

Q: Is this Bosch premium oxygen sensor heated, and what are its thread and hex sizes?

Yes. It is a narrow-band heated sensor with an M18 - 1.5 thread and a 22 mm hex.

Q: Can I check this oxygen sensor myself?

You can look over the sensor wiring and connector for damage with the engine off and cool. Testing the signal needs the engine running, so a shop should do that.

Q: Does the Bosch 16475 need anti-seize on the threads before it goes in?

No. The Bosch 16475 comes with conductive anti-seize already applied to the threads, and its connectors are direct-fit.

$112.99

Part number: 16475

UPC: 028851164757

Condition: New

Weight: 0.28 LBS

Item Package Quantity: 1

$112.99

Current Stock: 26

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Bosch Oxygen Sensor P/N:16475

$112.99

Description

Bosch 16475 oxygen sensor for the 2003-2005 Mercedes-Benz C230 4-cylinder 1.8L measures oxygen in the exhaust and reports the air-fuel ratio to the ECU. This Bosch O2 sensor sits downstream and helps the ECU keep combustion stable and emissions down.

Narrow-band heated sensor with an integrated heater element
Advanced ceramic element and optimized heater control for consistent output under thermal and vibration loads
Metal housing with TSP coating to resist vibration, corrosion and contamination
Built to withstand exhaust streams up to 1,880°F
Reaches operating temperature in <10 seconds for quick closed-loop control and cold-start performance

Quick facts

Part: Bosch 16475 oxygen sensor
Fits: 2003-2005 Mercedes-Benz C230 4-cylinder 1.8L
Position: Downstream
Material: Metal housing
Condition: New

A lit check engine light, poorer fuel economy or a failed emissions test can point to a worn sensor, but an exhaust leak is another common cause, so find the cause before replacing it. This engine takes one downstream sensor, and this listing is one.

Fits

It is a direct-fit replacement for the 2003-2005 Mercedes-Benz C230 4-cylinder 1.8L (L4-1.8L).

Specifications

Fit and size

Position: downstream
Quantity per vehicle: 1
Thread size: M18 - 1.5
Hex size: 22 mm
Length (sealing surface to end of connector): 25.4 in

Build and materials

Sensor type: narrow-band, heated
Housing material: metal
Condition: new
Warranty: Bosch 1-year, unlimited-mileage warranty for non-commercial passenger cars and light trucks
Country of origin: United States

In the box

One oxygen sensor with its wiring harness. A mounting bracket is not included.

Installation notes

Conductive anti-seize is pre-applied on the threads.
Direct-fit connectors are built for quick installation.

Manufacturer's description

Product specs

Vehicles it fits

Interchange numbers

Buyer's Q&A

Frequently Asked Questions

Is this C230 oxygen sensor right for the 2003-2005 Mercedes-Benz C230 4-cylinder 1.8L?

Yes. Bosch 16475 is a downstream oxygen sensor listed for the 2003-2005 Mercedes-Benz C230 4-cylinder 1.8L (L4-1.8L), and that engine takes one.

Does this Bosch oxygen sensor come with a wiring harness or a bracket?

Yes, the Bosch 16475 includes its wiring harness. A mounting bracket is not included.

Is this Bosch premium oxygen sensor heated, and what are its thread and hex sizes?

Yes. It is a narrow-band heated sensor with an M18 - 1.5 thread and a 22 mm hex.

Can I check this oxygen sensor myself?

You can look over the sensor wiring and connector for damage with the engine off and cool. Testing the signal needs the engine running, so a shop should do that.

Does the Bosch 16475 need anti-seize on the threads before it goes in?

No. The Bosch 16475 comes with conductive anti-seize already applied to the threads, and its connectors are direct-fit.