# 21174634 Sensor | Genuine Volvo Penta Part

🔧 Product Description

  

Genuine Volvo Penta Water-in-Drive-Oil Sensor - Part Number: 21174634

  

Brand-new genuine Volvo Penta water-in-drive-oil sensor used in the sterndrive lubrication monitoring system. The sensor detects water contamination in the drive oil and sends a warning signal through the compatible vessel/engine electrical system.

  

⚙️ Key Features

  

• Dedicated WID drive-oil contamination sensor

• Installed in the OceanX/DPI drive oil circuit

• Sealed marine electrical connector

• Supports early warning before bearing and gear damage

• Sensor assembly only; drive harness and sealing parts are separate unless supplied

  

🔄 Supersession & Cross Reference

  

OEM Supersession Chain:

  

• 21174634 - Current OEM reference

  

OEM / Related Numbers:

  

• Volvo Penta 21174634

• VOE21174634

• OceanX water-in-drive-oil monitoring

• DPI WID system

  

Aftermarket / Verified Equivalents:

  

• No aftermarket equivalent

  

🚤 Compatibility

  

Commonly used on:

  

• Volvo Penta OceanX and DPI sterndrive oil-monitoring system

  

Typically suits:

  

• Engine / drive models:

• OceanX sterndrive

• DPI sterndrive installations using WID monitoring

• Engine Type: Volvo Penta sterndrive propulsion system

• Year / Generation: OceanX/DPI electronic monitoring generation

  

🔌 Function

  

Detects a change in drive-oil electrical properties caused by water ingress and alerts the operator through the monitoring system.

  

Common signs of failure:

  

• Persistent water-in-oil warning with clean oil

• No warning during a confirmed contamination test

• Corroded connector or damaged wiring

• Oil leakage around the sensor installation

• Intermittent warning caused by moisture in the connector

  

📦 Condition

  

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging

## Details

- **Price:** 406.62 AUD
- **Vendor:** Volvo Penta
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 406.62 AUD | In stock |

## Images

- 21174634 Sensor | Genuine Volvo Penta Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/21174634-sensor-genuine-volvo-penta)
> Updated: 2026-08-16