# 21124251 Wiring Harness | Genuine Volvo Penta Part

🔧 Product Description

  

Genuine Volvo Penta OceanX Drive Sensor Wiring Harness - Part Number: 21124251

  

Genuine drive-sensor wiring harness used in selected Volvo Penta OceanX and DPS drive installations. It carries low-voltage signals between the drive-mounted sensors and the engine or EVC controller through sealed marine connectors.

  

⚙️ Key Features

  

• OceanX and DPS drive-sensor harness

• Factory-sealed marine connectors

• Supports drive oil, position, trim or related sensor circuits

• Extensive documented petrol-engine application list

• Drive version and connector layout control fitment

  

🔄 Supersession & Cross Reference

  

OEM Supersession Chain:

  

• 21124251 - Current OEM part number

  

OEM / Related Numbers:

  

• 21124251

  

Aftermarket / Verified Equivalents:

  

• No direct aftermarket harness equivalent

  

Associated Service Parts:

  

• 21174634 - Related drive-oil sensor

• 3852555 - Related retainer

• 21174636 - Related attaching clamp

• Sensor seals, connector housing parts and terminals are service-position dependent and not included unless specified

  

🚤 Compatibility

  

Documented engine and drive families:

  

• 5.0Gi and 5.0GXi petrol-engine variants using OceanX/DPS drive sensors

• 5.7Gi, 5.7GXi, 5.7OSi and 5.7OSXi variants using OceanX/DPS drive sensors

• 8.1Gi, 8.1GXi and 8.1OSi variants using OceanX/DPS drive sensors

• V6-200, V6-240, V6-250 and V6-280 families

• V8-225, V8-270, V8-300, V8-320, V8-350, V8-380 and V8-430 families

• DPS-A

• DPS-A OXi

• DPS-B OX

• DPS-B1 OX

  

Documented V6 and V8 suffix groups include:

  

• V6-200-A, V6-200-B, V6-200-C

• V6-225-A, V6-225-B, V6-225-C

• V6-225-E-A

• V6-240-A, V6-240-B, V6-240-C

• V6-250-A, V6-250-B, V6-250-C

• V6-280-A, V6-280-B, V6-280-C

• V8-225-A, V8-225-B

• V8-270-A, V8-270-B, V8-270-C

• V8-300-A, V8-300-B, V8-300-C

• V8-320-A, V8-320-B, V8-320-C

• V8-350-A, V8-350-B, V8-350-C

• V8-380-CE-A through applicable later CE suffixes using this harness

• V8-430-CE-A through applicable later CE suffixes using this harness

  

• Confirm the complete engine suffix, drive model, OceanX configuration, connector layout and serial number

  

🔌 Function

  

The harness supplies sensor power and carries drive-condition or position signals to the engine and EVC electronic system.

  

Common signs of failure:

  

• Intermittent trim or drive-position reading

• Drive-oil or sensor warning

• Fault appears as the drive is raised or lowered

• Water or corrosion in the connectors

• Open or short circuit

• Chafed wiring near the transom or pivot

• Signal changes when the harness is moved

  

📦 Condition

  

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging

## Details

- **Price:** 331.33 AUD
- **Vendor:** Volvo Penta
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 331.33 AUD | In stock |

## Images

- 21124251 Wiring Harness | Genuine Volvo Penta Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/21124251-wiring-harness-genuine-volvo-penta)
> Updated: 2026-08-02