Mercedes-Benz 722.8 CVT TCU Repair VGS (A1695451032)

SKU: TRA0242

Common Faults:

  • P1815 / 0717 – The RPM signal from component Y3 / 9b3 (primary speed sensor CVT) not available
  • P1826 / 0722 – The RPM signal from component Y3 / 9b5 (output speed sensor CVT) not available
  • P1939 / 0793 – The RPM signal from component Y3 / 9b4 (secondary speed sensor CVT) not available
  • 0723 – The rpm signal from component Y3/9b5 CVT (output rpm sensor) is implausible
  • 0739 – The rpm signal from component Y3/9b4 CVT – secondary rpm sensor is not available
  • 0896 – impermissible adjustment of the step down ratio in the continuously variable automatic transmission (CVT)
  • 0794 – Intermediate Input Shaft Speed Sensor Signal
  • 1634 – Component Y3 / 9n1 (CVT) is defective or the power supply is faulty (under voltage)
  • Transmission Visit workshop warning on dash
  • Transmission can go straight into limp mode when selecting drive, slipping, loss of all drive and unable to select drive.
    These symptoms usually start off intermittently and become more frequent until total failure.
Turnaround

1-3 working days

Covering all our repairs

Next Day UK from: £16.50

Expert Support

Mon-Fri, 9am-5:30pm

£219.00£499.00 (Excl. 20% VAT)

Icon Visa
Icon Mastercard
Icon Maestro
Icon Klarna
Icon Paypal
Icon Applepay
Icon Gpay

Mercedes-Benz 722.8 CVT VGS TCU Repair, Replacement & Fitting

The Mercedes-Benz 722.8 CVT VGS TCU is a critical component in the Continuous Variable Transmission (CVT) system, specifically designed for Mercedes-Benz vehicles. This Transmission Control Unit plays a vital role in ensuring the smooth functioning and efficiency of the 722.8 CVT, renowned for its seamless gear changes and adaptability.

TCU Functionality
The 722.8 CVT VGS TCU governs the CVT’s operations, managing the variable gear ratios to optimize vehicle performance. It employs advanced software and electronics to ensure responsive and fluid gear shifts, contributing significantly to the vehicle’s drivability and fuel efficiency.

TCU Integration and Control
Integrated seamlessly with the vehicle’s engine and electronic systems, the TCU enables the CVT to dynamically adjust gear ratios based on driving conditions and inputs. This results in a consistently comfortable and efficient driving experience, characteristic of Mercedes-Benz vehicles.

Routine maintenance and repair of the Mercedes-Benz 722.8 CVT VGS TCU are essential for maintaining the CVT’s functionality and the vehicle’s overall performance.

Mercedes-Benz 722.8 CVT VGS TCU Common Faults

Typical issues may include erratic transmission behavior, delayed response, or transmission system communication error codes. These problems can impact the driving experience and efficiency, highlighting the importance of professional diagnostics and repair.

Mercedes-Benz 722.8 CVT VGS TCU Repair, Replacement & Remanufacture Services

ControlUnits offers specialized repair and remanufacture services for the Mercedes-Benz 722.8 CVT VGS TCU. Our comprehensive services include repair by post, on-site fitting, and replacement units. Using advanced diagnostic equipment, our technicians ensure accurate fault detection and perform effective repairs and recalibration.

  • Replacement Units: Available for quick and convenient solutions.
  • Replacement and Fitting On-Site: We provide a complete service with professional installation, ensuring full compatibility and restored functionality.

Please Note: Service availability may differ for each product. It’s advisable to consult the ‘Service’ dropdown menu on the product page for specific options.

Get in Touch for Mercedes-Benz 722.8 CVT VGS TCU Services

For expert repair, replacement, and remanufacture of your Mercedes-Benz 722.8 CVT VGS TCU, trust ControlUnits. Our dedication to maintaining high-quality standards ensures your vehicle achieves optimal transmission performance. Contact us to select the most appropriate service for your Mercedes-Benz.

Find Your Part Number

If your part number is not listed below or you require assistance, please call us on 01884 798090

*Part numbers for this product will be available soon.

  • P1815 / 0717 - The speed signal from component Y3 / 9b3 (primary speed sensor CVT) is not available
  • P1826 / 0722 - The speed signal from component Y3 / 9b5 (output speed sensor CVT) is not available
  • P1939 / 0793 - Speed signal from component Y3 / 9b4 (secondary speed sensor CVT) is not available
  • 0723 - The rpm signal from component Y3/9b5 CVT (output rpm sensor) is implausible
  • 0739 - The rpm signal from component Y3/9b4 CVT - secondary rpm sensor is not available
  • 0794 - Intermediate Input Shaft Speed Sensor Signal
  • P2198 / 0730 - The gear ratio in the transmission (CVT) is not permissible
  • 0720 - Speed Gradient
  • 1634 - Component Y3 / 9n1 (CVT) is defective or the power supply is faulty (under voltage)
  • 0896 - impermissible adjustment of the step down ratio in the continuously variable automatic transmission (CVT)
  • Transmission Visit workshop warning on dash
  • Transmission can go straight into limp mode when selecting drive, slipping, loss of all drive and unable to select drive. These symptoms usually start off intermittently and become more frequent until total failure.

These vehicles fit to your product

MakeModelYears
MakeModelYears
Loading...

Repair Service (By Post)

  1. Place Your Order: Book your repair online or by phone and complete our repair form.
  2. Send Your Item: Securely pack your item and ship it to us. If you require a collection service, please get in touch with us.
  3. Testing & Repair: We’ll test your unit first. If it’s faulty, we will repair it within 1-3 working days.
  4. Payment: Once the repair is completed, we’ll contact you with payment options.
  5. Return Shipment: Your repaired item will be shipped back to you, carefully packed and tracked.

Note: If the unit sent to us is not faulty, we will charge only a test fee, along with packaging and postage costs. Please see our test fee and postage charges.

Repair & Fitting (On-site)

  1. Contact Us: Call to discuss your repair needs and schedule an appointment.
  2. Diagnosis & Repair: Our technicians will diagnose the issue and remove, repair, reinstall the faulty component, usually within 2-3 hours (depends on the unit type).
  3. Test Drive: After the successful repair, we will take your vehicle for a test drive to ensure everything works perfectly.
  4. Payment & Collection: Pay for the service and drive away with your restored vehicle.
Replacement

Replacement Units

  1. Place Your Order: Please contact us with your faulty unit's part number so we can check the availability of a replacement unit.
  2. Ship Your Original Unit: Carefully pack and send your original unit to us.
  3. Data Transfer Process: We will transfer all necessary data from your original unit to ensure the replacement is fully compatible with your vehicle. Some units can be programmed without the original unit (please check with a member of our staff).
  4. Self-Programming (Optional): If you prefer to program the replacement unit yourself and send your original unit later, contact our customer service. A deposit will apply until we receive your original unit.
  5. Return Shipment: Once the data transfer or programming is complete, we will send your replacement unit to you, ready for installation. Please be aware that some mechatronic units will require an adaptation procedure after installation, which must be carried out with the relevant diagnostic tools.

Note: All replacement units are sold on an exchange basis. You must return your original unit to complete the process.

Replacement & Fitting (On-Site)

  1. Contact Us: Call to discuss your replacement needs and schedule an appointment.
  2. Diagnosis & Repair: Our technicians will diagnose the vehicle and remove, replace, and install the replacement unit, usually within 2-3 hours (depends on the unit type).
  3. Test Drive: After the component installation, we will take your vehicle for a test drive to ensure everything works perfectly.
  4. Payment & Collection: Pay for the service and drive away with your restored vehicle.

Note: All replacement units are sold on an exchange basis, so your original unit will remain with us.

How to place an order...

Login or Create Account

Sign in or up to begin your purchase

Find Products & Order

Locate parts, opt services, and order now

Confirm Your Purchase

Review and verify your cart's contents

Manage Shipping

Choose shipping method; we handle the rest

Need help? Get in touch!

Chat Online