Overview
The ZF 6009.012.146 AUTOMATIC CONTROL UNIT is a precision-engineered electro-hydraulic valve body designed specifically for the WG 200 Series transmissions. This OEM genuine part governs shift timing, pressure modulation, and clutch engagement within the transmission assembly. Located within the main casing, the control unit receives signals from the vehicle’s ECU to regulate hydraulic flow, ensuring smooth gear transitions under load. The SKU 6009.012.146 is a direct replacement for worn or failed units, restoring factory shift quality and preventing drivetrain damage. For complete assembly integrity, this unit is often paired with a TRANSMISSION HOUSING (4644101212) or a TRANSMISSION HOUSING (4644301221) to ensure proper sealing and alignment.
Symptoms of Failure
When the 6009.012.146 control unit deteriorates, operators may notice distinct operational issues. Common failure symptoms include:
- Erratic or delayed gear engagement – The transmission hesitates before shifting, especially from neutral to drive.
- Harsh or slipping shifts – Abrupt upshifts or a sensation of the transmission “hunting” between gears under acceleration.
- Loss of hydraulic pressure – Resulting in intermittent clutch slip or a complete failure to engage a gear.
- Transmission warning lights – The vehicle’s diagnostic system triggers fault codes related to solenoid or pressure regulation.
These issues often worsen over time, making early replacement critical. The control unit mounts directly to the TYPE PLATE (0730365067) and is secured with a GROOVED STUD (0631311009) for precise positioning.
Technical Specifications
| Parameter | Value |
|---|---|
| Part Number | 6009.012.146 |
| OEM Reference | ZF 6009.012.146 |
| Material | Die-cast aluminum alloy with steel solenoids |
| Weight | 3.2 kg (7.1 lbs) |
| Dimensions (L x W x H) | 280 mm x 180 mm x 95 mm |
| Operating Pressure | 12–18 bar (174–261 psi) |
| Fluid Type | ZF TE-ML 04 or equivalent ATF |
| Seal Compatibility | Requires O-RING (0634306531) and O-RING (0634306525) |
Compatibility
This ZF 6009.012.146 control unit is engineered for the WG200 Series transmissions, including models such as the WG180, WG200, and WG210. It is also compatible with select variants of the Ecomat 2 and 3 series that share the same valve body architecture. Always verify the transmission serial number before installation. The unit interfaces with a COVER PLATE (4644303060) or COVER PLATE (4644303061) to protect internal solenoids, and a SCREEN TUBE (4644221031) filters incoming fluid. A SCREW PLUG (0636305026) seals the pressure test port during operation.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 4644101212 | TRANSMISSION HOUSING | Encloses the gear train and control unit |
| 4644301221 | TRANSMISSION HOUSING | Alternate housing variant for WG200 |
| 0730365067 | TYPE PLATE | Identification plate for transmission specs |
| 0631311009 | GROOVED STUD | Secures control unit to housing |
| 4644303060 | COVER PLATE | Protects solenoid bank from debris |
| 4644303061 | COVER PLATE | Alternate cover plate with gasket |
| 4644221031 | SCREEN TUBE | Inline filter for hydraulic fluid |
| 0634306531 | O-RING | Seals control unit ports |
| 0634306525 | O-RING | Secondary seal for pressure lines |
| 0636305026 | SCREW PLUG | Closes diagnostic pressure port |
ZF 6009.012.146 AUTOMATIC CONTROL UNIT – Control Unit RFQ Support
PartsZF supports RFQ review for ZF 6009.012.146 AUTOMATIC CONTROL UNIT in transmission control-system sourcing. The key step is confirming the part number against the machine or removed-unit evidence.
Part-Number Summary
Use ZF number 6009.012.146 when sending your RFQ. PartsZF can review dotted, spaced, and compact number formats against the available product and documentation records.
Application Context
- 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 | 6009.012.146 |
|---|---|
| Normalized SKU | 6009012146 |
| Part name | AUTOMATIC CONTROL UNIT |
| Product category | control unit |
| RFQ support | Part-number lookup and documentation review |
| Media support | Product photo or diagram review when available |
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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