| Parameter | Specification | Testing Standard |
|---|---|---|
| COGENG Part Number | COGENG-82028413-MWH | Internal Quality Standard QS-500 |
| Replaces OEM Part No. | 82028413 | Direct OEM Replacement |
| Wire Gauge Range | 0.5 mm² - 25.0 mm² | ISO 6722 |
| Temperature Rating | -40°C to +125°C (-40°F to +257°F) | ISO 16750-4 |
| Insulation Material | Cross-linked polyethylene | UL 224 |
| Protective Conduit | Corrugated PA66 | ISO 6722 Class B |
| Voltage Rating | 12V/24V DC | IEC 60589 |
| Current Capacity | 5A - 150A (circuit dependent) | ISO 3780 |
| Insulation Resistance | >100 MΩ at 1000V DC | IEC 60851 |
| Dielectric Strength | 2500V AC for 60 seconds | ISO 1456 |
| Connector System | AMP/Tyco agricultural series | USCAR-2 |
| Waterproof Rating | IP67 (connectors) | IEC 60529 |
| Vibration Resistance | 5-2000 Hz, 20G RMS | ISO 19453 |
| Circuit Function | Wire Gauge | Color Code | Connector Type | Application |
|---|---|---|---|---|
| Starter Motor | 25.0 mm² | Red | Heavy-duty lugs | High-current starting |
| Alternator Output | 16.0 mm² | Orange | Ring terminals | 120A charging system |
| Engine ECU Main | 4.0 mm² | Red/Black | 24-pin weatherproof | ECU power & control |
| Transmission Control | 1.5 mm² | Green/White | 16-pin connector | Transmission ECU |
| Hydraulic Valves | 2.5 mm² | Blue/Yellow | 12-pin weatherpack | Valve solenoids |
| Lighting System | 2.0 mm² | White/Black | 8-pin connector | Work lights |
| Cab Controls | 0.5 mm² | Various | 32-pin connector | Operator interfaces |
| Sensor Cluster | 0.75 mm² | Various | Multiple 4-pin | Engine/transmission |
| CAN Bus System | 0.75 mm² | Orange/Brown | Twisted pair shielded | Data communication |
| Ground Distribution | 25.0 mm² | Black | Multiple points | System grounding |
| Brand | Series | Specific Models | Model Years |
|---|---|---|---|
| New Holland | TM Series | TM120, TM130, TM140, TM150 | 2000-2007 |
| New Holland | TM Series | TM155, TM165, TM175, TM190 | 2000-2007 |
| Case IH | MXM Series | MXM120, MXM130, MXM140, MXM155 | 2000-2006 |
| Case IH | MXM Series | MXM175, MXM190, MXM155 PRO | 2000-2006 |
| NO | Number | Name | Qty |
| 1 | 82034549 | WIRE HARNESS | [1] |
| 82028409 | WIRE HARNESS | [1] | |
| 82028253 | Main Rear, MXM120, MXM130, MXM140 | [1] | |
| 82028414 | WIRE HARNESS | [1] | |
| 82028410 | WIRE HARNESS | [1] | |
| 82028408 | WIRE HARNESS | [1] | |
| 2 | 263117 | CABLE TIE,292.1mm L, Nylon, Black | [4] |
| 2 | 5112712 | COLLAR,M4.8 x 283 | [3] |
| 3 | 82011886 | WIRE HARNESS | [1] |
| 4 | 80015353 | RELAY,12V, 0.88A | [1] |
| 5 | 82028411 | WIRE HARNESS | [1] |
| 5 | 82028412 | WIRE HARNESS | [1] |
| 6 | 81872099 | SCREW,Hex, M8 x 1.25 x 16mm, Cl 8.8 | [3] |
| 7 | 83976853 | CLIP,12.7mm, Coat, 11.5mm Bolt Hole, J Type | [1] |
| 8 | 81813738 | CLIP | [1] |
| 9 | 83918745 | SPRING CLIP | [4] |
| 10 | 83864706 | BOOT | [3] |
| 11 | 820150683 | WIRE HARNESS | [1] |
| 12 | 82015352 | PLATE | [2] |
| 13 | 10523401 | WASHER,6.15mm ID x 18mm OD x 2mm Thk | [4] |
| 14 | 12035670 | LOCK WASHER | [4] |
| 15 | 10902224 | SCREW,Hex, M6 x 16mm, Cl 8.8, Full Thd | [4] |
| 16 | 82028413 | WIRE HARNESS | [1] |
| 17 | 82004463 | RELAY,12V, 30A | [2] |
| 18 | 16043824 | SCREW,Hex, M8 x 1.25 x 30mm, Cl 8.8, Full Thd, DAC | [4] |
| 19 | 14496504 | WASHER,8.4mm ID x 17mm OD x 1.6mm Thk | [4] |
| 20 | 82031360 | BRACKET | [1] |
| 21 | 15687201 | SELF-TAP SCREW,Cross Pan Hd, M3.5 x 13mm | [4] |
| 21 | 16043424 | SCREW,Hex, M8 x 1.25 x 20mm, Cl 8.8, Full Thd | [2] |
| 22 | 16100811 | NUT,Hex, M8, 6.80mm, Cl 8, ZND | [2] |
| 23 | 82028413 | WIRE HARNESS | [1] |


| Parameter | Minimum | Typical | Maximum |
|---|---|---|---|
| Starter Voltage Drop | N/A | <0.4V | <0.6V |
| Signal Circuit Resistance | N/A | <0.1Ω | <0.2Ω |
| CAN Bus Termination | 110Ω | 120Ω | 130Ω |
| Insulation Resistance | 100 MΩ | 500 MΩ | N/A |
| Voltage Drop (Power) | N/A | <0.3V | <0.5V |
| Maintenance Activity | Interval | Parameters | Test Equipment |
|---|---|---|---|
| Visual Inspection | 500 hours | Check for abrasion, UV damage | Visual assessment |
| Connector Check | 1000 hours | Verify IP67 seal integrity | Connector test tool |
| Resistance Test | 2000 hours | Circuit resistance < 0.2Ω | Digital multimeter |
| Insulation Test | 4000 hours | >100 MΩ at 1000V DC | Megohmmeter |
| Function Test | 8000 hours | Full system operational check | Diagnostic software |