Overview
The ZF 6073.017.152 TCU ERGOPOWER M/L EC4A is a critical electronic control unit specifically engineered for the WG210 series transmission. This OEM genuine part manages shift timing, clutch pressure modulation, and diagnostic communication within the ERGOPOWER M/L EC4A system. Positioned directly on the valve body assembly, the TCU interprets sensor inputs to optimize gear engagement and torque converter lockup. The SKU 6073.017.152 ensures exact OEM fitment, eliminating calibration mismatches common with aftermarket alternatives. When paired with a properly sealed HOUS.FRONT SECT, this unit maintains hydraulic integrity under high-pressure operating conditions.
Symptoms of Failure
- Erratic gear hunting or delayed engagement: A failing TCU may cause the WG210 to hesitate between gears or skip shifts entirely, particularly under load.
- Intermittent loss of communication with diagnostic tools: When the EC4A module degrades, scan tools may fail to read transmission codes, mimicking a wiring fault.
- Torque converter shudder at low RPM: Faulty solenoid drivers within the TCU can produce vibration during lockup, often misdiagnosed as fluid contamination.
- Unexpected limp mode activation: The system may default to a single gear if the TCU detects internal voltage irregularities, requiring immediate replacement.
Technical Specifications
| Parameter | Value |
|---|---|
| OEM Part Number | 6073.017.152 |
| Transmission Series | WG210 (ERGOPOWER M/L EC4A) |
| Material | Die-cast aluminum housing with conformal-coated PCB |
| Weight | 1.2 kg (2.65 lbs) |
| Dimensions (L x W x H) | 210 mm x 140 mm x 45 mm |
| Operating Voltage | 12V DC (10-16V range) |
| Connector Type | 40-pin AMPseal |
| OEM Reference | ZF 6073.017.152 |
Compatibility
This TCU is designed for the ZF WG210 series, but it also cross-fits select WG180 and WG200 variants when the EC4A software revision matches. The ERGOPOWER M/L designation confirms compatibility with medium-duty trucks and construction equipment using the 6-speed layshaft architecture. Always verify the 螺栓 mounting pattern and the O-RING seal groove before installation. For precise alignment, the CYLINDRICAL PIN must be inserted into the locating bore to prevent connector damage.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 4657201161 | HOUS.FRONT SECT | Front housing section for valve body protection |
| 0636115293 | 螺栓 | Mounting bolt for TCU bracket |
| 0634313603 | O-RING | Hydraulic seal between TCU and valve body |
| 0631306816 | CYLINDRICAL PIN | Alignment dowel for TCU positioning |
| 0636100801 | CAP SCREW | Fastener for housing cover |
| 4656301148 | FIXING PLATE | Retention plate for wiring harness |
| 4657301032 | SCREEN SHEET | Fine mesh filter for oil gallery |
| 4657301033 | SCREEN SHEET | Coarse mesh filter for sump pickup |
| 0636100803 | CAP SCREW | Bolt for solenoid retainer |
| 4656301047 | OIL FEED.HOUSG. | Oil feed housing for lubrication circuit |
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