Description
Throttle valve, assembled DELPHI air metering unit for 1.6 HDI engines. From a vehicle with 46,000 km mileage.
The Delphi Throttle Valve Assembly (1.6 HDI) is a direct-fit air metering unit designed for Citroën and Peugeot 1.6 HDI diesel engines. This used unit carries OE references 9660030380 and 0345E3 and is ideal for mechanics and DIY enthusiasts who need a reliable replacement part that restores correct air control, idle stability and throttle response. Common search terms include throttle body 1.6 HDI, DELPHI throttle valve, 9660030380 and 0345E3.
Technical Information
- Manufacturer: Delphi
- Model: Throttle Valve / Air Metering Unit For 1.6 HDI Engines
- Product Codes: 9660030380, 0345E3
- Other Numbers: Stellantis Citroën Peugeot (OE References Above); Source Vehicle Mileage: 46,000 km
Compatibility
Fits vehicles equipped with the 1.6 HDI engine family. Typical applications include:
- Citroën C3
- Citroën C3 Picasso
- Peugeot 207
- Peugeot 307
Function And Benefits
The throttle valve (electronic throttle body) controls the amount of intake air reaching the engine by modulating a butterfly valve under command of the engine management system. Proper function is essential for stable idle, smooth throttle response and accurate air/fuel control. Replacing a faulty unit restores drivability, reduces surging or stalling at idle and resolves limp-home modes related to throttle faults.
Installation Recommendations
- Always Disconnect The Battery Before Starting Work To Prevent Electrical Damage.
- Remove Intake Ducting And Air Filter Housing To Access The Throttle Body. Unplug The Electrical Connector And Any Vacuum Lines Carefully.
- Unbolt The Throttle Body From The Intake Manifold, Replace The Gasket If Damaged, And Clean The Mating Surface Before Fitting The New Unit.
- Reinstall All Hoses And Connectors Securely; Ensure Vacuum Lines Are Reconnected Correctly.
- Clear Related Fault Codes After Installation And Perform Throttle Adaptation/Learn Procedure With A Diagnostic Tool If Required (recommended to ensure Correct Idle And Response).
- Use Appropriate Tightening Torque Per Manufacturer Specifications And Avoid Overtightening To Prevent Damage.
Why This Part Most Commonly Fails
- Carbon And Soot Buildup From EGR And Diesel Combustion Causes The Butterfly To Stick Or Move Erratically.
- Wear Or Failure Of The Internal Position Sensor (Potentiometer) Or Motor Causes Incorrect Throttle Position Feedback.
- Corroded Or Damaged Electrical Connector/Wiring Leading To Intermittent Signals.
- Ingress Of Moisture Or Oil Contamination Damaging Electronics.
- Mechanical Fatigue Of Internal Components After High Mileage Or Aggressive Driving Conditions.
Service Tips
Before replacing the throttle body, inspect and clean the intake tract, MAF sensor and EGR system. Replacing a faulty throttle body without addressing heavy soot or a blocked EGR may lead to premature failure of the new unit. After fitting, perform a full system check and clear any stored fault codes; if idle adaptation is not automatic, follow the vehicle-specific throttle relearn procedure.
This Delphi throttle valve with OE numbers 9660030380 / 0345E3 offers a cost-effective way to restore correct air metering on 1.6 HDI Citroën and Peugeot engines. Order now to get a tested-fit replacement and bring back smooth idle and reliable throttle response.
