The DSG transmission in Volkswagen Passat B6 models is praised for performance but also notorious for issues. Drivers often report jerking, hesitation, or warning lights.

Main Causes

• Mechatronic unit failure – The transmission brain malfunctions.
• Worn clutch packs – Causes shuddering during take-off.
• Old or dirty transmission fluid – Lack of proper maintenance worsens problems.

Solutions

• Change DSG oil and filter every 60,000 km.
• Replace worn clutch packs.
• Repair or replace mechatronic unit if faulty (can be expensive).