Hydraulic controller regeneration ZF 6HP19/21/26/28

We offer professional hydraulic controller regeneration service (mechatronics) ZF 6HP19, 6HP21, 6HP26, 6HP28including comprehensive repair and replacement of key components. Our service restores the gearbox to full working order, ensuring long-lasting and trouble-free operation.

Scope of Services

• Channel reaming and fitting of oversized pistons (only in damaged areas).
• Separation plate replacement to a new one that meets the original specification.
• Replacement of all pressure accumulators for new components.
• Replacing faulty valves (only those that need replacing); the surcharge for OE valves is £ 380/piece.

Typical ZF 6HP Controller Faults

ZF 6HP controllers are prone to some characteristic failures, including:

• Piston wear leading to leakage and pressure drop.
• Damage to the separation plate resulting in shift errors.
• Pressure accumulator failure causing unstable gearbox operation.
• Damage to solenoid valves affecting shift precision.

Regeneration process

1. Diagnostics: Detailed failure analysis of the controller.
2. Dismantling: Breaking down the controller into its component parts.
3. Repair: Replacement of defective components with new or reconditioned ones.
4. Tests: Test bench verification of correct operation.
5. Assembly: Assembling the controller and preparing it for shipment or installation in the vehicle.

Conditions of Service

• Lead time: 3-5 working days from receipt of the controller from the customer.
• Guarantee: 12 months for the service provided.
• Shipping option: Possibility to send your own controller for reconditioning.

Fits vehicles:

ZF 6HP19/21/26/28 controllers are used in a wide range of vehicle models, including:

• BMW: 3, 5, 6, X3, X5 series
• Jaguar: XF, XJ
• Land Rover: Range Rover, Discovery
• Volkswagen: Touareg, Phaeton
• Audi: A6, A8

Restore the full performance of your gearbox with our professional ZF 6HP19/21/26/28 hydraulic controller remanufacturing service.