MAN TG3 Emergency Call System Wiring Diagrams – TGX/TGS Euro 6d (Q4 2020)

This 2-part OEM schematic set details the full Emergency Call System (ERA-GLONASS) architecture in MAN TG3 TGX/TGS Euro 6d trucks, issued Q4 2020 by MAN Truck & Bus SE (Werk München). It includes all cabling, button triggers, speaker/mic wiring, GPS antenna inputs, and CAN integration.

🚨 Key Components and Functions:

• AP190 (A1457.2) – ERA-GLONASS emergency module
• S1371.1 / S1414.1 – Emergency call buttons (co-driver/driver)
• WV012.1 – GPS antenna
• B686.2 (BP003) – Bass loudspeaker (right)
• F1701.1 (F111) – Emergency system fuse
• Connectors:
  • X6432, X6433, X6434, X6435 – Roof signal cutoffs
  • X6411 – Door cab cut-off interface
• CAN/D-CAN & LIN Bus integration with infotainment system, RIO, and cabin telematics

The schematic also includes internal connections for:

• Microphone & speaker lines
• Signal indicators
• Vehicle mute functions
• Safety relay fusing and terminal assignments from A100.1 (central electric system)

Perfect for:

• Diagnosing ERA system faults or failed eCall triggering
• Replacing damaged roof or dash wiring to GPS/infotainment modules
• Validating CAN and telematics signal continuity
• Workshop service documentation for cabin electronics

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Delivery:

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