ZF 6057.018.028 CONTROL UNIT for WG210 | OEM Genuine Part

Overview

The ZF 6057.018.028 CONTROL UNIT is a critical electro-hydraulic interface within the WG210 transmission series. This OEM genuine part governs shift timing, clutch pressure modulation, and torque converter lock-up by translating electronic signals from the vehicle’s ECU into precise hydraulic commands. Positioned on the valve body assembly, the SKU 6057.018.028 directly regulates oil flow to the clutch packs and bands. When functioning correctly, it ensures seamless gear changes under varying load conditions. For proper sealing and alignment, this control unit is mounted against the HOUS.FRONT SECT and secured within the HOUSING REAR PART.

Symptoms of Failure

• Erratic or delayed gear engagement — A failing control unit often causes a noticeable lag when shifting from Neutral to Drive or Reverse, especially under cold starts.
• Harsh upshifts and downshifts — Worn solenoids or internal valve sticking within the 6057.018.028 produce jarring shifts that can be felt throughout the vehicle.
• Transmission fluid contamination — Internal debris from a degraded control unit can bypass the SCREEN SHEET, leading to metallic particles in the oil pan.
• Intermittent limp mode activation — The transmission may default to a single gear when the control unit fails to communicate properly with the TRANSMISSION HOUSING ground circuit.

Technical Specifications

Compatibility

This control unit is engineered for the ZF WG210 series, but it also fits WG180, WG200, and WG250 transmissions produced after 2012. The 6057.018.028 is directly interchangeable with earlier revision 6057.018.025. It requires a CYLINDRICAL PIN for precise alignment during installation. Always verify the transmission serial number against ZF’s service bulletin TSB-2023-04 before ordering.

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