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Lou P. master tech
Lou P. master tech, Mercedes Technician
Category: Transmissions
Satisfied Customers: 3920
Experience:  15 years master certified 100% fix rate and have access to factory radio codes, wiring, and instructions.
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C350: I have in my shop 2006 Mercedes C350 not shifting gear.

Customer Question

I have in my shop 2006 Mercedes C350 not shifting gear. code U0101 and P2734 any help please.
Submitted: 8 months ago.
Category: Transmissions
Expert:  Lou P. master tech replied 8 months ago.
Hello, i am checking over your codes now to see if i can assist. Lou P
Expert:  Lou P. master tech replied 8 months ago.
2734 The internal electrical check of component Y3/8y3 (K2 clutch control solenoid valve (VGS)) has failed. Remedial action if component 'Y3/8y3 (K2 clutch control solenoid valve (VGS))' is faultyOperation number of operation texts and work units or standard texts and flat rates:27-0641CauseComponent Y3/8y3 (K2 clutch control solenoid valve (VGS)) is defective.REMEDYDisassemble and assemble automatic transmission using the repair instructions.Exchange electrohydraulic control unit.Notes on submitting warranty or goodwill claimsSEAG damage code (7 digits): 53380 73 IMPORTANT NOTEFollowing the repair measures, the following checks MUST be carried out using the Diagnosis Assistance System, menu 'Initial startup'Initial startup with manual settings input for new control unit the repair must be made at a dealer so they can program the new control unit and hydraulic plate, hope this helps. Lou P.