# 873969 Diode | Genuine Volvo Penta Part

## 🔧 Product Description

Genuine Volvo Penta diode from the Cables and Fuses group, weighing 0.018 kg and listed for 2 applications on D series engines. The narrow fitment makes the part number the reliable way to order it.

## 🚤 Compatibility

Typically suits:

-   Volvo Penta D12C-A MP
-   Volvo Penta D12D-A MH

-   **Engine Family:** D

## ⚙️ Key Features

-   0.018 kg
-   2 applications on D series engines

## 🔌 Function

Allows current in one direction only, blocking reverse flow and suppressing the voltage spike from switched coils.

## ⚠️ Common Signs of Failure

-   Circuit permanently live or permanently dead depending on how the diode has failed
-   Relay or solenoid buzzing or dropping out unexpectedly
-   Body cracked, blackened or heat-marked
-   Legs corroded or broken at the crimp
-   Voltage present where the circuit should be isolated

## 🛠️ Service Notes

-   Note the polarity and orientation before removal — a diode fitted the wrong way round will not work

## 📦 Condition

-   Genuine Volvo Penta part
-   Brand new
-   Supplied in original or equivalent packaging

## Details

- **Price:** 54.19 AUD
- **Vendor:** Volvo Penta
- **Type:** Electrical & Wiring
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 54.19 AUD | In stock |

## Images

- 873969 Diode | Genuine Volvo Penta Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/873969-diode-genuine-volvo-penta)
> Updated: 2026-10-07