23346937 Wiring Harness | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta 3000 mm post-SCR NOx sensor harness, weighing 0.29 kg and listed for 26 applications across D, TAD, TWD and TADH series engines.

🚤 Compatibility

• Engine Family: D, TAD, TWD, TADH

Full model list at the end of this description.

⚙️ Key Features

• Wiring harness for the post-SCR NOx sensor
• 3000 mm long
• 0.29 kg
• Listed for 26 applications across D, TAD, TWD and TADH series engines
• L=3000mm (Volvo assembly listing)

🔌 Function

Connects the NOx sensor downstream of the SCR catalyst to the aftertreatment control unit, carrying its heater supply and signal.

⚠️ Common Signs of Failure

• Fault code for the downstream NOx sensor or its heater circuit
• Emissions warning and a power derate with fluid and dosing in order
• Connector found heat-damaged where it sits near the exhaust
• Sleeving hardened or chafed along the run
• Pins corroded or a conductor broken inside intact insulation

🛠️ Service Notes

• The 1000 mm harness is 23346936 and the 5000 mm one 23346938, so order on the measured run rather than the engine alone
• Route it clear of hot exhaust surfaces and clip it at the original points

📦 Condition

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

🔎 Full Model Compatibility

Typically suits:

• Volvo Penta D13C3-B MH, D13C4-B MH, D13C5-B MP, D13C3-B MG, D13C4-B MG, D13C7-B MP, D13C8-B MP, D13C4-B MP
• Volvo Penta D16C1-E MG, D16C2-E MG, D16C1-E MH, D16C2-E MH, D16C1-F MH
• Volvo Penta D8A6-A MH, D8A6-A MG, D8A7-A MP, D8A8-A MP
• Volvo Penta TAD1180-83VE
• Volvo Penta TAD1380-82GE
• Volvo Penta TAD1381-85VE
• Volvo Penta TAD1384-85VE-IWP
• Volvo Penta TAD580-83VE
• Volvo Penta TAD880-84VE
• Volvo Penta TADH880-84VE
• Volvo Penta TWD1682-83GE
• Volvo Penta TWD1683GE-B