High-quality Bosch electronic accelerator pedal assembly designed for drive-by-wire systems in Citroën and Peugeot models. This genuine-design replacement restores precise pedal feel and accurate throttle response by sending reliable position signals to the engine control unit. Frequently searched by OE numbers (0280755103, 9681990080, 1601AG), this pedal is ideal for professional workshops and mechanically-minded DIYers who need a direct-fit, durable component to resolve throttle hesitation, limp mode, or erratic acceleration faults.

Technical Information

• Manufacturer: Bosch
• Model: Accelerator Pedal / Throttle Position Sensor Assembly
• Product Codes: 0280755103, 9681990080, 1601AG
• Additional Numbers: 1601EA, 280755103

Fitment

Commonly fitted to Stellantis Group vehicles. Typical compatible models include:

• Citroën Berlingo
• Citroën C4 Picasso
• Peugeot Partner

Always verify the part number against the vehicle’s existing part to ensure correct fitment.

Function

The accelerator pedal assembly converts driver input into an electrical signal for the engine management system (drive-by-wire). Modern pedals incorporate redundant sensor elements to provide accurate, fail-safe pedal position information, enabling smooth throttle control, fuel management, and safety interlocks.

Common Failure Modes

• Sensor wear or internal potentiometer degradation causing intermittent or incorrect position signals.
• Corrosion or moisture ingress at the electrical connector leading to poor contact or short circuits.
• Mechanical binding from dirt, debris, or worn pivot points affecting movement smoothness.
• Wiring damage from chafing or rodents causing open/short conditions and fault codes.

Installation Recommendation

• Disconnect the battery before starting work and follow the vehicle manufacturer’s safety procedures.
• Remove trim panels to access the pedal, unplug the electrical connector, and unbolt the pedal assembly from its bracket.
• Inspect the wiring harness and connector for corrosion or damage; replace or repair if required.
• Fit the new pedal, torque mounting fasteners to manufacturer specification, and reconnect the wiring.
• After installation clear any related fault codes and perform throttle/idle relearn or calibration if required by the vehicle’s ECU (some vehicles may require a diagnostic tool for complete calibration).
• Verify correct operation by checking for absence of throttle-related fault codes and performing a controlled test drive.

Why This Part Fails Most Often

Electronic accelerator pedals are subject to continual movement and environmental exposure. Over time, the internal sensing elements can wear, connectors can corrode, and contaminants can cause mechanical sticking. Electrical faults typically present as throttle hesitation, reduced drivability, or a limp-home mode triggered by the engine control unit.

Notes for Professionals

This accelerator pedal is a direct replacement part for the listed OE numbers. For reliable results, technicians should check associated components (throttle body, wiring loom, and connectors) when diagnosing throttle-related faults to avoid premature recurrence.