Mercedes-Benz 7G Tronic 722.9 Transmission Control Module TCM Conductor Plate Repair Service
Mercedes-Benz 7G Tronic 722.9 Transmission Control Module TCM Conductor Plate Repair Service
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Mercedes-Benz 7G Tronic 722.9 TCM Conductor Plate Repair Service
Repair Service: Ship your Mercedes-Benz 7G Tronic 722.9 Transmission Control Module (TCM) Conductor Plate to us. We’ll repair it and ship it back to you quickly and reliably. Shipping costs cover the return of your repaired part.
Issues We Address
Our expert repair service resolves the following common transmission problems:
- Transmission will not shift gears
- Slipping between gear changes
- Loss of forward drive
- Unable to select drive
Note: These issues often start intermittently and worsen over time.
Fault Codes We Fix
We specialize in diagnosing and repairing the following fault codes associated with the 722.9 TCM:
- P0705: Component Y3/8s1 (selection range sensor) is defective
- P0717: Signal from Y3/8n1 (turbine speed sensor) not available
- P0718: Component Y3/8n1 (turbine speed sensor) is defective
- P0720: Output speed sensor circuit malfunction
- P0721: Transmission output speed signal implausible vs. wheel RPM
- P0722: Output speed sensor no signal
- P0723: Component Y3/8n3 (output speed sensor) is defective
- P2200: Signal from Y3/8n2 (internal speed sensor) not available
- P2201: Component Y3/8n2 (internal speed sensor) is defective
- P2204: Signal from Y3/8n1 (turbine speed sensor) not available
- P2205: Component Y3/8n1 (turbine speed sensor) is defective
- P2206: Signal from Y3/8n3 (output speed sensor) not available
- P2207: Value of Y3/8n3 (output speed sensor) is implausible
- P2550: Component Y3/8n3 (output speed sensor) is defective
- P2716: Pressure control solenoid electrical issue
- P2767: Signal from Y3/8n2 (internal speed sensor) not available
- P2768: Component Y3/8n2 (internal speed sensor) is defective
Compatible Models
This repair service is compatible with the following Mercedes-Benz models equipped with the 7G Tronic 722.9 transmission:
- CLS 350 / 500 (late 2004 & up)
- M Class (W164 - 2005 & up)
- R Class (W251 - 2005 & up)
- SLK (R171 - 09/04 & up)
- G Class (X164 - 2006 & up)
- E350 (late 2004 & up)
Supported Part Numbers
We repair TCM conductor plates with the following part numbers:
- A 0002701700
- A 000270170080
- A 0335457332
- A 0335456732
- A 0034460310
- A 2202702906
- A 2202702706
- A 2202703106
- A 2202703206
- A 2202701206
- A 2202702106
- A 2202701806
- A 9062700006
- A 2202701306
- A 2202701506
- A 2202702806
- A 2202701906
- A 2202702206
- A 2202702406
- A 2202700026
- A 2702702306
- A 2202700160
- A 2122700006
- A 2122700106
- A 2202701406
- 2212707302
- 0335457332 A 033 545 73 32

Getting Started
Submit Your Work Order
Fill out our simple work order form to get your unique work order number. We'll email you shipping instructions immediately. Ship your module to us using any carrier (USPS, FedEx, UPS). Include your work order number with your shipment.
What's Covered
Thorough Bench Testing
Every module is tested before and after repair to ensure full functionality. If your unit tests fine, shows no issues, or is deemed non-repairable, a bench fee applies. We'll contact you before charging anything beyond the base service fee.
What to Expect
Turnaround & Warranty
✓ Turnaround: 2-3 business days (complex jobs may take longer)
✓ Warranty: 6 months on repairs we perform
✓ Programming: Not required—plug and drive
About ECU Maverick — Expert ECU Repair & Programming Services
ECU Maverick specializes in component-level ECU repair and programming for European, domestic, and specialty vehicles. Based in Fort Myers, Florida, we serve independent repair shops, dealerships, and vehicle owners nationwide.
Where most shops rely on reprogram-and-replace methods, we take a different approach. Our technicians diagnose and repair individual circuits at the board level, restoring modules that others write off as failures. This expertise comes from years of reverse engineering and bench testing across thousands of control units.
Vehicles We Service
We specialize in European automotive electronics, including BMW, Mercedes-Benz, Audi, Porsche, Land Rover, Bentley, Ferrari, Lamborghini, Maserati, and Aston Martin ECU repair. We also service domestic vehicles, heavy equipment control modules, and marine electronics systems.
Why Shops and Owners Choose Us
Fast Turnaround — Most ECU repairs ship within 2–3 business days. Same-day rush service available.
Plug-and-Play Ready — Every module leaves fully programmed and coded to your vehicle. No dealer visit required.
Direct Communication — Text or call us and speak with a real technician. No ticket queues, no waiting.
6-Month Unlimited Mileage Warranty — Drive with confidence. Our warranty covers you regardless of how many miles you put on.
Our Commitment
We exist to keep your vehicle out of the dealership and back on the road—with reliable repairs, transparent pricing, and expert support from start to finish. Every job receives the same attention we'd give our own vehicle.