Overview
The ZF 6073.017.084 TCU ERGOPOWER M/L EC4A is a critical electronic control unit designed specifically for the WG 210 series transmission. This OEM genuine part governs shift logic, clutch modulation, and diagnostic communication within the transmission assembly. Positioned externally on the housing, the TCU interprets sensor data to optimize gear selection and pressure regulation. The SKU 6073.017.084 ensures precise compatibility with ERGOPOWER M/L EC4A systems, making it indispensable for maintaining factory-spec performance in heavy-duty applications.
Symptoms of Failure
- Erratic gear engagement or slipping – When the TCU fails, the transmission may hesitate or slip between gears, especially under load, due to corrupted shift timing signals.
- No communication with diagnostic tools – A worn TCU often prevents scan tools from reading transmission codes, leaving operators blind to underlying issues.
- Intermittent limp mode activation – The system may default to a reduced-power state without warning, triggered by voltage irregularities or internal TCU faults.
- Delayed or harsh shifts – Degraded electronic control can cause abrupt clutch engagement or delayed upshifts, reducing driveline comfort and component life.
Technical Specifications
| Parameter | Value |
|---|---|
| Part Number (SKU) | 6073.017.084 |
| OEM Reference | ZF ERGOPOWER M/L EC4A |
| Material | Reinforced polymer housing with aluminum heat sink |
| Weight | 1.2 kg (2.65 lbs) |
| Dimensions (L x W x H) | 210 mm x 140 mm x 45 mm |
| Operating Voltage | 12V / 24V DC |
| Connector Type | 40-pin AMP |
| Sealing Class | IP67 |
Compatibility
This TCU is engineered for the ZF WG 210 series, but it also integrates with select models in the WG180, WG200, and WG250 families when used with the correct firmware. The 6073.017.084 is specifically calibrated for ERGOPOWER M/L EC4A configurations, which are common in municipal trucks, refuse vehicles, and medium-duty construction equipment. Always verify transmission serial numbers before installation.
During replacement, technicians often pair this TCU with the HOUS.FRONT SECT (4657201161) to ensure proper sealing and alignment. The 螺栓 (0636115293) secures the unit to the housing, while the O-RING (0634313603) prevents fluid ingress at the connector interface. Additionally, the CYLINDRICAL PIN (0631306816) aligns the TCU mounting bracket for vibration-free operation.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 4657201161 | HOUS.FRONT SECT | Front housing section for TCU mounting |
| 0636115293 | 螺栓 | Mounting bolt for TCU bracket |
| 0634313603 | O-RING | Seal for TCU connector port |
| 0631306816 | CYLINDRICAL PIN | Alignment pin for TCU installation |
| 0636100801 | CAP SCREW | Fastener for housing cover |
| 4656301148 | FIXING PLATE | Retains TCU harness |
| 4657301032 | SCREEN SHEET | Debris filter for oil circuit |
| 4657301033 | SCREEN SHEET | Secondary debris filter |
| 0636100803 | CAP SCREW | Fastener for valve body |
| 4656301047 | OIL FEED.HOUSG. | Oil supply housing for TCU cooling |
