ZF 6009.065.637 CONTROL UNIT for WG210 | OEM Genuine Part

Genuine ZF CONTROL UNIT (Part No. 6009.065.637). This part fits: 6 WG 210. Found in: Loose Parts. Also referenced as: 6009065637 / 6009.065.637 / 6009 065 637.

Overview

The ZF 6009.065.637 CONTROL UNIT is a precision electronic module responsible for managing hydraulic valve actuation within the WG210 series transmission. This OEM genuine part interprets input from the vehicle’s ECU and driver commands to regulate clutch engagement, shift timing, and line pressure. Positioned directly on the valve body assembly, the control unit (SKU: 6009.065.637) ensures smooth power delivery and prevents driveline shock during gear changes. Without this component, the transmission cannot execute programmed shift schedules, making it critical for both on-highway and off-highway applications.

Symptoms of Failure

  • Erratic or delayed shifting – The transmission hesitates before engaging gears, often accompanied by harsh engagement. This occurs when the control unit fails to send precise solenoid commands.
  • Intermittent loss of forward or reverse – Drivers report sudden neutral conditions during operation, typically caused by internal circuit degradation within the 6009.065.637 unit.
  • Transmission stuck in limp mode – The system defaults to a single gear (usually 2nd or 3rd) due to corrupted signal processing from the control module.
  • No communication with diagnostic tools – Scan tools fail to establish a link with the TCM, indicating a complete electrical failure of the control unit.

Technical Specifications

Parameter Value
Part Number 6009.065.637
OEM Reference ZF 6009.065.637
Material Aluminum alloy housing with sealed PCB
Weight 1.2 kg (2.65 lbs)
Dimensions (L x W x H) 210 mm x 140 mm x 45 mm
Operating Voltage 12V / 24V DC
Connector Type 24-pin AMP/TE

Compatibility

This control unit is engineered for the ZF WG210 series, but cross-referencing with similar ZF powershift models is essential. It is compatible with WG180, WG200, and WG211 transmissions that utilize the same valve body interface. The 6009.065.637 unit also fits select WG150 and WG160 variants when paired with the correct wiring harness. Always verify the transmission serial number before installation, as later WG210 revisions may require updated firmware.

When replacing the control unit, inspect the TRANSMISSION HOUSING for cracks or corrosion, as fluid ingress often damages the module. The HOUS.FRONT SECT and HOUSING REAR PART must be free of debris to ensure proper sealing. Additionally, the CYLINDRICAL PIN that aligns the control unit to the valve body should be replaced if worn.

Related Components

Part Number Name Function
4657101033 TRANSMISSION HOUSING Encloses gear train and valve body
4657201027 HOUS.FRONT SECT Front section of main housing
4657201012 HOUSING REAR PART Rear housing section for output shaft
0631306792 CYLINDRICAL PIN Alignment pin for control unit
0636100801 CAP SCREW Fastener for housing assembly
4656301148 FIXING PLATE Secures control unit to valve body
4657301032 SCREEN SHEET Fine mesh filter for hydraulic fluid
4657301033 SCREEN SHEET Coarse mesh pre-filter
0636100803 CAP SCREW Bolt for valve body attachment
4681301040 OIL FEED.HOUSG. Lubrication oil supply housing

Authorized ZF Distributor

We are a certified supplier of genuine ZF components.

ZF Official Authorization Certificate
Transmission Fitment

ZF 6 WG 210

Section

Loose Parts