Overview
The ZF 6009.065.448 CONTROL UNIT is a critical electronic component that governs hydraulic pressure modulation and shift timing within the WG 210 transmission series. Positioned on the valve body assembly, this OEM genuine part (SKU: 6009.065.448) translates driver commands and engine load data into precise clutch and band engagements. Without a properly functioning control unit, the transmission cannot execute smooth gear changes or maintain optimal line pressure, leading to drivability issues and accelerated wear on internal components like the TRANSMISSION HOUSING.
Symptoms of Failure
- Erratic or harsh shifting: A failing control unit often causes delayed or abrupt gear engagements, especially during 2-3 or 3-4 upshifts. This is a common search query for “WG210 transmission jerks when shifting.”
- No reverse engagement: When the control unit loses communication with the solenoid pack, the transmission may fail to engage reverse gear entirely, a symptom frequently searched as “WG200 no reverse after control unit failure.”
- Intermittent limp mode: The system may default to a single gear (usually 2nd or 3rd) with reduced power, triggered by internal voltage irregularities. This aligns with long-tail searches like “ZF WG210 limp mode control unit fault.”
- Transmission fluid overheating: Improper pressure regulation from a defective control unit can cause clutch slippage, generating excessive heat and potential damage to the HOUS.FRONT SECT and torque converter.
Technical Specifications
| Specification | Value |
|---|---|
| Part Number | 6009.065.448 |
| OEM Reference | ZF 6009.065.448 |
| Material | Die-cast aluminum housing with sealed electronics |
| Weight | 1.2 kg (2.65 lbs) |
| Dimensions (L x W x H) | 180 mm x 120 mm x 45 mm |
| Operating Voltage | 12V DC (nominal) |
| Connector Type | 24-pin rectangular |
Compatibility
This control unit is specifically engineered for the ZF WG 210 series, but it also cross-fits select models in the WG180 and WG200 families due to shared valve body architecture. It is commonly used in medium-duty buses, fire trucks, and construction vehicles. Always verify the transmission serial number before installation. For full assembly integrity, ensure the HOUSING REAR PART and the CYLINDRICAL PIN are inspected for wear during replacement.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 4657101034 | TRANSMISSION HOUSING | Main structural casing for gear train |
| 4657201027 | HOUS.FRONT SECT | Front section housing torque converter |
| 4657201012 | HOUSING REAR PART | Rear section supporting output shaft |
| 0631306792 | CYLINDRICAL PIN | Alignment dowel for housing mating |
| 0636100801 | CAP SCREW | Fastener for valve body attachment |
| 4656301148 | FIXING PLATE | Retains control unit to valve body |
| 4657301032 | SCREEN SHEET | Fine mesh filter for hydraulic fluid |
| 4657301033 | SCREEN SHEET | Coarse mesh pre-filter for oil pump |
| 0636100803 | CAP SCREW | Bolt for securing oil pan |
| 4681301040 | OIL FEED.HOUSG. | Distributes pressurized oil to clutch packs |
Frequently Asked Questions
Q: Can the 6009.065.448 control unit be repaired, or must it be replaced?
A: Due to the sealed electronic design and proprietary firmware, field repair is not recommended. Replacement with this OEM genuine part ensures correct calibration and longevity.
Q: How do I know if my WG210 needs a new control unit versus a solenoid issue?
A: A control unit failure typically presents with multiple gear faults or complete loss of communication, while solenoid issues often affect a single shift. Diagnostic scan data showing voltage irregularities in the control module confirms the unit is faulty.
Q: Does this part include the mounting hardware?
A: No, the control unit is sold as a standalone component. You will need the FIXING PLATE and CAP SCREW separately for installation.
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Phone: +86 158 2286 3467 |
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ZF 6009.065.448 CONTROL UNIT – Control Unit RFQ Support
PartsZF helps B2B buyers source ZF 6009.065.448 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 6009.065.448 when sending your RFQ. PartsZF can review dotted, spaced, and compact number formats against the available product and documentation records.
Application Context
- Documentation reference: 4657054046
- 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 | 6009.065.448 |
|---|---|
| Normalized SKU | 6009065448 |
| 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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