# 21631741 Kit | Genuine Volvo Penta Part

## 🔧 Product Description

A genuine Volvo Penta ignition-key installation package for a configuration-specific marine electrical and engine-start system. The kit combines the keyed start/stop switch and its matching wiring connection so the authorised ignition station can be installed or renewed without adapting non-marine automotive components.

## 🚤 Compatibility

-   **Year Range:** Approximately late 2000s onward; exact electrical architecture must be confirmed

## ⚙️ Key Features

-   Genuine Volvo Penta OEM ignition-key installation kit
-   Correct Volvo Penta part number 21631741
-   Marine ignition switch and matched wiring-harness package
-   Configuration-specific Volvo electrical-power-management component
-   Exact EVC / engine installation parts list for your engine must specify 21631741

## 📋 Kit Contents

-   Ignition key-switch assembly - supplied under kit number 21631741 - quantity 1; no separate Volvo service number published
-   Matching ignition keys - supplied under kit number 21631741 - quantity 2; no separate Volvo service number published
-   Installation wiring harness / adaptor cable - supplied under kit number 21631741 - quantity 1; no separate Volvo service number published
-   Connector and mounting components - supplied under kit number 21631741; separate internal part numbers are not published

## 🔌 Function

The keyed switch authorises and controls engine electrical power and start/stop commands, while the matched harness connects the switch to the Volvo Penta control system.

## ⚠️ Common Signs of Failure

-   Key will not turn or remains loose in the switch
-   Engine electrical system does not wake up with the key
-   Start or stop command is intermittent
-   Switch or harness connector shows water intrusion or corrosion
-   Replacement kit connector does not match the installed EVC architecture

## 🛠️ Service Notes

-   Fitment is controlled by the engine electrical parts list for your engine, EVC generation, number of helm stations and connector architecture.
-   A universal engine-model or serial-number list is not published for this installation kit.
-   Compare the original switch, key system and harness connectors before ordering.

## 📦 Condition

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

## Details

- **Price:** 778.03 AUD
- **Vendor:** Volvo Penta
- **Type:** Service & Repair Kits
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 778.03 AUD | In stock |

## Images

- 21631741 Kit | Genuine Volvo Penta Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/21631741-kit-genuine-volvo-penta)
> Updated: 2026-09-01