Overview
The ZF 6057.018.071 CONTROL UNIT is a critical electronic module designed for the WG211 series powershift transmission. This OEM genuine part governs hydraulic valve actuation, managing clutch engagement and gear selection within the transmission’s valve body. Positioned directly atop the main control housing, it interprets input signals to modulate line pressure and shift timing. The SKU 6057.018.071 ensures precise electro-hydraulic coordination, directly interfacing with the TRANSMISSION HOUSING to maintain consistent torque delivery under heavy loads.
Symptoms of Failure
- Erratic gear hunting during load shifts: The control unit fails to regulate solenoid current, causing the transmission to slip between gears under moderate to heavy throttle.
- Delayed or harsh engagement from neutral to drive: Worn internal circuitry leads to lag in clutch pack pressurization, producing a jarring shift feel.
- Intermittent loss of communication with the vehicle ECU: Corroded pins or cracked circuit boards trigger “transmission fault” codes, often accompanied by a limp-home mode activation.
- Oil contamination in the electrical connector: A failing seal allows transmission fluid to wick into the unit, causing short circuits and erratic solenoid behavior.
Technical Specifications
| Parameter | Value |
|---|---|
| OEM Part Number | 6057.018.071 |
| Material | Die-cast aluminum housing with glass-filled nylon connector |
| Weight | 1.45 kg (3.2 lbs) |
| Dimensions (L x W x H) | 210 mm x 140 mm x 65 mm |
| Operating Voltage | 12V DC / 24V DC compatible |
| Seal Type | Integrated O-ring (replacement recommended) |
| OEM Reference | ZF 6057.018.071 |
Compatibility
This control unit is engineered for the ZF WG211 series, but it also cross-fits select WG180, WG200, and WG250 models with identical hydraulic valve body configurations. It mounts directly to the HOUS.FRONT SECT and the HOUSING REAR PART, requiring the CYLINDRICAL PIN for precise alignment during installation. Always verify your transmission’s serial number against ZF’s compatibility matrix before ordering.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 4657101049 | TRANSMISSION HOUSING | Main structural casing for gear sets |
| 4657301130 | HOUS.FRONT SECT | Front section housing clutch packs |
| 4657301131 | HOUSING REAR PART | Rear section supporting output shaft |
| 0631306816 | CYLINDRICAL PIN | Alignment dowel for housing assembly |
| 0636102489 | CAP SCREW | M10 fastener for control unit mounting |
| 4656301148 | FIXING PLATE | Retains control unit against vibration |
| 0636102463 | CAP SCREW | M8 bolt for valve body attachment |
| 4657201133 | SCREEN SHEET | Filter mesh protecting hydraulic passages |
| 0636115287 | CAP SCREW | M12 bolt for housing flange |
| 4657301065 | PLATE | Spacer plate between control unit and housing |
