| Attribute | Specification |
|---|---|
| COGENG Part Number | CG-VWH-22041209 |
| Replaces OEM Number | VOE22041209 （22041209) |
| Product Name | VOLVO Universal Wiring Harness Assembly |
| Application | Compatible with Volvo EC290B Excavators and L120Z Wheel Loaders. Always verify specific machine model and serial number for exact compatibility. |
| Harness Type | Universal Chassis / Engine Harness |
| Connector Type | OEM-Specification Sealed Connectors |
| Wire Insulation | Oil-Resistant, High-Temperature XLPE |
| Color Coding | OEM-Standard Wire Colors and Tracers |
| Quality Standard | ISO 9001, Compliant with Volvo OEM Specifications |
| Warranty | COGENG Limited 18-Month Warranty |
| NO | Number | Name | Qty |
| 1 | VOE22041209 | Wiring harness | 1 |
| CONNECTED TO: | |||
| ·Connector | |||
| …Engine speed,camshaft |
|||
| Solenoid valve | |||
| ·Coolant temperature |
|||
| …Charge-air temperature |
|||
| ·FuelRegulator | |||
| ·FuelNozzle | |||
| ·Fuel pressure |
Q: What Volvo models use the VOE22041209 wiring harness?
A: The COGENG 22041209 (also referenced as VOE22041209) universal wiring harness is a direct OEM replacement specifically designed for Volvo EC290B excavator and L120Z wheel loader models. It may also be compatible with other Volvo equipment where this harness part number is specified. Always verify the part number stamped on your original harness tag and consult your machine's parts manual to confirm exact compatibility before ordering.
Q: What are the symptoms of a failing wiring harness on a Volvo EC290B or L120Z?
A: Common symptoms include intermittent electrical faults, multiple warning lights illuminated on the display, unresponsive hydraulic or engine controls, erratic gauge or sensor readings, CAN bus communication errors, specific functions not responding, or unexpected machine shutdowns. Volvo equipment relies heavily on clean CAN bus signals, and harness degradation from heat, vibration, and moisture ingress can cause widespread electrical issues.
Q: Is this harness a direct plug-and-play replacement?
A: Yes, the COGENG VOE22041209 harness is manufactured to exact OEM specifications for connector types, pin assignments, wire gauge, and routing length. It is a direct plug-and-play replacement requiring no wire splicing, soldering, or modifications when installed on compatible Volvo EC290B excavators or L120Z wheel loaders.
