Overview
The ZF 6057.018.224 CONTROL UNIT is a critical electro-hydraulic component that governs shift timing and pressure modulation within the WG 190 transmission series. Positioned on the valve body assembly, this OEM genuine part interprets electronic signals from the transmission control module (TCM) to direct hydraulic flow to clutches and brakes. The SKU 6057.018.224 ensures precise gear engagement and smooth torque transfer under heavy-duty industrial loads. Without this control unit, the transmission cannot execute commanded shifts, making it a central element in drivetrain reliability.
Symptoms of Failure
- Erratic or delayed shifting: When the 6057.018.224 control unit degrades, you may experience hesitation or harsh engagement between gears, especially during low-speed maneuvers or under load.
- Transmission slipping in forward gears: A worn control unit often fails to maintain proper line pressure, causing the WG190 to slip out of gear during acceleration—a common long-tail search query for “ZF WG190 slipping forward gears.”
- Intermittent loss of reverse: Faulty solenoid drivers inside the control unit can lead to intermittent reverse gear operation, often misdiagnosed as a mechanical failure.
- Check transmission light with diagnostic code P07xx: The control unit may trigger stored fault codes related to solenoid circuit malfunctions, requiring replacement rather than recalibration.
Technical Specifications
| Parameter | Value |
|---|---|
| Part Number | 6057.018.224 |
| OEM Reference | ZF 6057.018.224 |
| Material | Die-cast aluminum housing with integrated solenoid valves |
| Weight | 2.8 kg (6.2 lbs) |
| Dimensions (L x W x H) | 210 mm x 140 mm x 65 mm |
| Operating Voltage | 12V DC (24V compatible with adapter) |
| Seal Type | Integrated O-ring gasket (replacement recommended) |
Compatibility
This control unit is specifically engineered for the ZF WG 190 series transmissions. Based on its valve body interface and solenoid configuration, it is also compatible with the WG 180 and WG 200 series from the same generation. It is not backward-compatible with older WG 150 or WG 160 models without significant harness modification. Always verify the transmission serial number against the OEM parts catalog before installation.
Installation Context
During replacement of the 6057.018.224 control unit, technicians typically inspect and reseal the 4657101078: TRANSMISSION HOUSING to prevent fluid contamination. The control unit mounts directly to the 4657201166: HOUS.FRONT SECT, which houses the main valve body. For full access, the 4657201168: HOUSING REAR PART and the 4657298101: HOUSING REAR SECTION must be removed and inspected for wear. Proper torque on all fasteners is essential to avoid oil leaks.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 4657101078 | TRANSMISSION HOUSING | Main structural casing for gear train and valve body |
| 4657201166 | HOUS.FRONT SECT | Front section housing the pump and control unit |
| 4657201168 | HOUSING REAR PART | Rear casing supporting output shaft and bearings |
| 4657298101 | HOUSING REAR SECTION | End cover with seal surface for rear output |
| 0631306816 | CYLINDRICAL PIN | Alignment dowel for housing mating surfaces |
| 0636100801 | CAP SCREW | M10 fastener for control unit mounting |
| 4656301148 | FIXING PLATE | Retainer bracket for solenoid harness |
| 4657301032 | SCREEN SHEET | Fine mesh filter for valve body oil circuit |
| 4657301033 | SCREEN SHEET | Secondary filter for solenoid supply |
| 0636100803 | CAP SCREW | M8 bolt for housing rear section attachment |
Frequently Asked Questions
Q: Can the 6057.018.224 control unit be repaired instead of replaced?
A: While some technicians attempt to clean solenoid valves, internal electronic degradation makes replacement the only reliable solution for the WG190. Reusing a worn unit risks intermittent shift faults.
Q: Does this control unit require programming after installation?
A: Yes. The 6057.018.224 must be calibrated to the specific transmission using ZF diagnostic software. Failure to perform a learn procedure may result in harsh shifts or limp mode.
Q: What torque is required for the mounting cap screws?
A: Use 25 Nm (18.4 lb-ft) for the M10 cap screws (part 0636100801) and 18 Nm (13.3 lb-ft) for the M8 screws (part 0636100803). Always use a new gasket on the control unit face.
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ZF 6057.018.224 CONTROL UNIT – Control Unit RFQ Support
PartsZF helps B2B buyers source ZF 6057.018.224 CONTROL UNIT with fast RFQ support, expert part-number lookup, documentation review, and export coordination. This control unit page is built from confirmed catalog, media, and reference data to reduce sourcing uncertainty for construction machinery transmission parts.
Part-Number Summary
Use ZF number 6057.018.224 when sending your RFQ. PartsZF can review dotted, spaced, and compact number formats against the available product and documentation records.
Application Context
- Documentation reference: 4657024147
- Documentation reference available for RFQ review
- Illustration section: LOOSE PARTS
Cross Reference Support
If you have an OEM number, old supplier number, or visible marking, include it with your RFQ so PartsZF can compare it with the available records.
Specification Snapshot
| ZF part number | 6057.018.224 |
|---|---|
| Normalized SKU | 6057018224 |
| Part name | CONTROL UNIT |
| Product category | control unit |
| Cross-reference support | Available for RFQ review |
Image and Documentation Notes
Current product media status: fallback. Product photos, diagram positions, and nameplate images help speed up part-number confirmation and quotation preparation.
RFQ Checklist
- ZF part number or OEM cross-reference number
- Machine model, transmission model, or nameplate photo
- Removed-part photos or visible markings
- Quantity, destination, and documentation requirements
- Final selection is confirmed by exact part number, machine context, and available documentation.
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