Temic ECU Mercedes Vario Bus 815 4.2 d

Typical Defects:
Failure to start one or more banks

Error Codes:
24906 - Ground return in bank 2

The control unit Mercedes OE A0195458732 is commonly identified as a Temic PLD control unit (Pumpe-Leitung-Düse), used on various Mercedes-Benz commercial vehicles with PLD diesel injection architecture. In this configuration the PLD manages the electrical control of the pumping/injection units and the supervision of the related circuits, operating within the engine management strategy defined for that specific vehicle, engine and software variant. In practice: the pump generates high pressure, sends it through a short line and the injector atomizes it into the combustion chamber.

Technical specifications

• Type: PLD control unit for unit pump / PLD injection systems
• Manufacturer: Temic
• Vehicle architecture: 24 V system
• System interface: multipole connectors; (55-pin and a 16-pin connector)

DIPA can intervene to overhaul these components thanks to its experience and expertise.

Functions

• Electrical control of the injection units in PLD architecture (driving the solenoids/actuators of the unit pumps according to the engine strategy)
• Monitoring and diagnostics of the control circuits and the electrical returns (feedback) of the injection units
• Management of safety conditions in the event of faults

Model applications

• Mercedes-Benz Vario bus

Typical faults

• No ignition in one or more banks

Error codes
24906 - Ground return in bank 2

Final conclusions

The Mercedes OE A0195458732 is a Temic PLD control unit intended for PLD / unit pump injection systems on various Mercedes commercial vehicles, with occurrences on the Vario bus.

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