Description
BOSCH parking assistant control unit for PEUGEOT 407 cars
Part description
This parking assistant control unit is intended for Peugeot 407 cars and is used to control the PDC system function. It is an important electrical component that processes the signals of the parking assistant and ensures the correct cooperation of the individual elements of the system.
The part is mainly searched for by production and catalog numbers, therefore it is particularly suitable for mechanics and do-it-yourselfers who are looking for a spare part according to the exact designation. With used electronic parts, it is always important to compare the numbers on the original and replacement part.
Technical information
- Manufacturer: BOSCH
- Model: Peugeot 407
- Other numbers: 9656174280, 9659350680, 0263004095, 6590L7, 6590T5
Product codes
- Product codes: 0263004095, 6590L7, 6590T5, 9656174280, 9659350680
- Models: Peugeot 407
Installation recommendations
Generally and typically for this type of part, the exact replacement procedure may vary depending on the specific car design and equipment. It is important to be careful with the electronic parts of the parking assistant to avoid damaging the connectors, wiring or the unit itself.
1) Before assembly
- Check that all numbers on the original and replacement part match.
- Inspect the condition of the connectors, pins and plastic body of the unit.
- Check whether the used part is not mechanically damaged, cracked or affected by moisture.
- Compare the layout of the connectors and the attachment with the old piece.
2) Necessary tools and materials
- Basic set of hand tools
- Screwdrivers and possibly a plastic pry bar for removing covers
- Cleaning agent for electrical contacts
- Work gloves and lighting
3) Step-by-step assembly procedure
- Park the vehicle in a safe place and turn off the ignition.
- Disconnect the battery to avoid a short circuit or damage to the electronics when handling the wiring.
- Access the area where the original parking assistant unit is located.
- Carefully remove any covers or brackets that prevent access to the unit.
- Disconnect the electrical connectors from the old unit without force and check their condition.
- Remove the original unit from the bracket or mount.
- Compare the old and new part by markings, connectors and body shape.
- Place the replacement unit in place and secure it properly.
- Connect the connectors so that they are fully seated and secured.
- Reinstall all covers and fasteners.
- Connect the battery.
- Turn on the ignition and verify the basic function of the parking assistant.
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4) Post-assembly checks and test drive/function verification
- Check that the system is responding without dropouts.
- Verify that there are no error symptoms in the operation of the parking assistant.
- During the test, observe the correct response of the system to obstacles.
- After a short ride, recheck the firmness of the attachment and the condition of the connectors.
5) The most common assembly mistakes + how to avoid them
- Part swapping by appearance instead of numbers – always compare all markings.
- Damage to the connectors during disassembly – release the connectors carefully and without prying with force.
- Assembly without disconnecting the battery – for electronic components it is an unnecessary risk of damage.
- Observation of oxidation or moisture – check contacts and surrounding wiring before installation.
- Insufficient fastening of the unit – a poorly seated part can be susceptible to vibrations and subsequent malfunctions.
Reasons why the part is damaged
- long-term exposure to moisture or water
- oxidation of electrical contacts and connectors
- cabling damage or voltage fluctuations in the electrical installation
- mechanical stress, shocks and vibrations during operation
- unprofessional disassembly or assembly
- defect in subsequent parts of the parking assistant








