MAN TG3 Flame Starting Wiring Diagram – TGX/TGS Euro 6d (Q4 2020)

This official schematic outlines the Flame Starting System (Flammstartanlage) wiring for MAN TG3 TGX/TGS Euro 6d trucks, released by MAN Truck & Bus SE (Werk München) in Q4 2020. This preheating aid is typically used for cold weather start enhancement on diesel engines.

🔥 Included components and features:

• FSA Preheating Control:
  • Powered via Fuses F883.1 (Kl.15) and F884.1 (Kl.30)
  • Circuit routed from Zentralelektrik (A100.1) and PFB Power (A1356.1 – AP018)
• Motortrennstelle (X2799) – Engine disconnect interface
• FHS-RHM A2 Harness Routing – Connectors X6302.1A1 and X6302.2A1
• High-current heating circuit routed via terminal 30/15 logic
• Part numbers:
  • Harness: 81.25432-6220, 81.25432-6221, 81.25475-6033

🧊 Perfect for:

• Diagnosing flame-start heater faults
• Cold start performance issues
• Planning retrofits or validating fuse/power line integrity
• Service work in low-temperature operating regions

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Delivery:

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