MAN TG3 External Engine Engagement Wiring Diagram – TGX/TGS Euro 6d (Q4 2020)

This OEM schematic outlines the External Engine Engagement System for MAN TG3 TGX/TGS Euro 6d trucks. Released by MAN Truck & Bus SE (Werk München) and dated Q4 2020, this schematic is essential for understanding how external bodybuilder controls interface with the truck’s ECU to enable or inhibit remote engine start/stop.

🔌 Key features:

• Start/Stop Interface (DIN-Schnittstelle):
  • Controlled via X6493 and X6408 connector interface points
  • Integrates with open leads and FHS harness preparations
• RIO/CVM Input Lines (AP025 / A1363.2):
  • A/1: External start trigger
  • A/2: External stop trigger
  • A/3: Start/stop request
  • A/22, C/22: Start/stop enable logic
• CAN and M-CAN Lines:
  • A/40, A/41: CAN 1 High/Low to CVM and telematics modules
  • Prepped for chassis-end integration using MAN harnesses:
  • 81.25475-0189, 81.25435-0842

🔧 Ideal for:

• Body builders implementing remote start/stop functions
• Retrofitting or wiring PTO-mounted engine controls
• Diagnostics of start/stop enable/disable logic
• Connecting control panels at frame or cabin bulkhead

---

Delivery:

The download link will be promptly delivered to your email upon completing the checkout process.