# 23746426 Wiring Harness | Genuine Volvo Penta Part

## 🔧 Product Description

Genuine Volvo Penta wiring harness listed for 40 applications across the TAD, TWD and TADH engine series, weighing 0.229 kg. It supersedes part number 23074672.

## 🚤 Compatibility

-   **Engine Family:** TAD, TWD, TADH

Full model list at the end of this description.

## ⚙️ Key Features

-   40 applications across TAD, TWD and TADH series engines
-   0.229 kg
-   Supersedes 23074672

## 🔌 Function

Carries the electrical connections between engine-mounted components, keeping the individual leads bundled and routed clear of heat and movement.

## ⚠️ Common Signs of Failure

-   Intermittent faults that come and go with engine vibration
-   Warning lamps or fault codes that cannot be traced to a component
-   Green corrosion inside a connector body
-   Insulation chafed or heat-hardened where the loom passes the manifold
-   A broken conductor inside intact insulation, found on continuity testing

## 🛠️ Service Notes

-   Photograph the routing and clip positions before removing the old harness
-   Check the connectors at each end before condemning the harness - most faults are at the plugs

## 🔄 Supersession & Cross Reference

### OEM Supersession Chain

-   23746426 → Supersedes 23074672 → Supersedes 22071229

### OEM / Related Numbers

-   23074672 earlier number superseded by this part
-   22071229 earlier number superseded by this part

## 📦 Condition

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

## 🔎 Full Model Compatibility

Typically suits:

-   Volvo Penta TAD540-42VE, TAD540-42VE-C
-   Volvo Penta TAD550-51VE, TAD550-52VE-C
-   Volvo Penta TAD570-72VE, TAD570-71VE-B
-   Volvo Penta TAD840-43VE, TAD840-43VE-C
-   Volvo Penta TAD850-52VE, TAD850-52VE-C
-   Volvo Penta TAD880-82GE, TAD880-84VE
-   Volvo Penta TADH880-82GE, TADH880-84VE
-   Volvo Penta TWD1683GE-B, TWD1683VE
-   Volvo Penta TAD1140-42VE
-   Volvo Penta TAD1150-52VE
-   Volvo Penta TAD1170-72VE
-   Volvo Penta TAD1180-83VE
-   Volvo Penta TAD1341-43GE-B
-   Volvo Penta TAD1344-45GE-B
-   Volvo Penta TAD1346GE
-   Volvo Penta TAD1351-53VE
-   Volvo Penta TAD1371-75VE
-   Volvo Penta TAD1380-82GE
-   Volvo Penta TAD1381-85VE
-   Volvo Penta TAD1384-85VE-IWP
-   Volvo Penta TAD1640-42GE-B
-   Volvo Penta TAD1643VE-B
-   Volvo Penta TAD1650VE-B/51VE
-   Volvo Penta TAD1670-72VE
-   Volvo Penta TAD552VE
-   Volvo Penta TAD580-83VE
-   Volvo Penta TAD853VE
-   Volvo Penta TAD870-73VE
-   Volvo Penta TWD1644-45GE
-   Volvo Penta TWD1672-1673GE
-   Volvo Penta TWD1682-83GE
-   Volvo Penta TWD1744GE

## Details

- **Price:** 458.38 AUD
- **Vendor:** Volvo Penta
- **Type:** Electrical & Wiring
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 458.38 AUD | In stock |

## Images

- 23746426 Wiring Harness | Genuine Volvo Penta Part
- 23746426 Wiring Harness | Genuine Volvo Penta Part - photo 2 of 2

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/23746426-wiring-harness-genuine-volvo-penta)
> Updated: 2026-09-21