Battery Protection Management Unit Fuse Box For Citroen C4 Ds4 Ds5 Peugeot 9665878080

Check part compatibility by using our vehicle filter options below. If you find your car, this part is compatible.

Facing an infuriating non-start issue or mysterious electrical circuit fault on your Peugeot 508, Citroen C4, or DS5?

The notorious failure of the engine bay Battery Protection Management Unit (BPGA) is often the direct cause of these crippling problems and battery drains. Eliminate the headache, fix multiple intermittent faults, and restore full power management by replacing your worn-out unit with this quality Fuse Box, guaranteed to match OE specifications for part number 9665878080.

OEM Number: 9811475080, 9666817380, 9815189480, 9665878080, 9665878280, 9805119280, 9665878380, 9805119780,

Quantity : 1

Our SKU: TC9665878080_313 

All our Battery Protection Management Unit Fuse Box For Citroen C4 Ds4 Ds5 Peugeot 508 are OEM quality and reliable after market car parts. This Battery Protection Management Unit Fuse Box For Citroen C4 Ds4 Ds5 Peugeot 508 is specifically compatible with Citroën: C4, C4 Cactus, DS4, DS5, DS: DS 4 / DS 4 Crossback, DS5, Peugeot: 508, 508 SW, .

Please use our make-model-year tool to check this part's compatibility with your vehicle. However, please note that our tool is for reference only and we recommend that you check the part number on your old unit prior to purchasing.

If you are still not sure about the compatibility of this part to your vehicle, please supply us with the VIN number or Reg number in our live chat or contact form! You can also find details on our purchasing & shipping guide here.

FAQs — Battery Protection & Management Unit (9665878080)

Q1: What is the Battery Protection & Management Unit 9665878080 (BPGA)?
A1: This component is a fuse / battery management control unit that protects and monitors the 12V battery system. It handles functions like electrical relay switching, overcurrent protection, and managing key power distribution circuits in Citroën / Peugeot vehicles. The listing identifies it as a “Battery Protection Management Unit Fuse Box.”

Q2: Which vehicles and engines is part number 9665878080 compatible with?
A2: According to the Part number, it fits a wide range of Citroën / DS / Peugeot models, including:

• Citroën C4 (various diesel and petrol variants from 2009 to 2024)

• DS4, DS5 (Petrol and Diesel)

• Peugeot 508, 508 SW

It is cross‑referenced with OEM numbers 9811475080, 9666817380, 6500JE, among others.

Q3: How can I verify if 9665878080 matches the unit in my vehicle?
A3: To confirm fitment:

• Check the part number on your current battery management / fuse box module.

• Compare OEM cross‑references like 6500JE, 9666817380, 9811475080.

• Use your vehicle’s VIN or registration with a parts database or Contact Us to confirm compatibility.

• Confirm the physical layout, connectors, and mounting arrangement match your original unit.

Q4: What are common symptoms of a failing BPGA / battery protection unit?
A4: Some signals that this module might be faulty:

• “Battery charge fault / Stop the vehicle” warnings appear on the dashboard.

• Intermittent electrical faults, such as accessories behaving erratically or power cuts.

• The error code B1624 / “Supplies protection & management unit: Central power switch positive relay status fault” appears in diagnostic scans.

• The module’s internal relay sticks or fails, causing the battery to be disconnected or not managed properly.

• The module often fails after battery replacement or due to wear / heat stress.

Q5: Is replacement of this unit a DIY job or should a professional handle it?
A5: You may do it yourself if you're confident with car electrics, but with caution:

• Disconnect the battery before working.

• Remove and transfer all electrical connectors, fuses, mounting points carefully.

• Avoid causing short circuits or wire damage.

• After installation, test all electrical systems thoroughly.

• Note: in many cases this module does not require coding (i.e. it is plug‑and‑play). Some users report it is straightforward if the part number is correct.

• Always ensure you’ve got the correct variant - the wrong module may cause more faults.

Q6: Does this unit require programming / coding after installation?
A6: It does not require coding - it is a direct replacement module, provided you install the correct variant for your vehicle.
However, always check with your service manual or diagnostic tool after replacement to clear fault codes or initialize functions.

Q7: What warranty or return policy should this product have?
A7: We offers:

• Up to 10‑year “worry‑free” warranty, depending on the part.

• A 180‑day return policy if the item is unused and in original packaging.

It’s good practice to clearly state that damage during installation or tampering may void the warranty.

Q8: What should I do if I receive a defective or incorrect unit?
A8:

1. Do not install the unit.

2. Photograph the item (labels, connectors, packaging).

3. Contact Us immediately with your order number.

4. Request a replacement or refund according to our return terms.

5. Keep all original packaging and parts intact for return eligibility.

Q9: Will this unit support vehicles with start/stop systems or hybrid features?
A9: Yes - many Citroën / Peugeot vehicles with BlueHDi diesel engines, which include start/stop, use this module to manage battery power and relay switching.
Because it controls battery and power distribution, correct compatibility ensures start/stop, battery charging and electrical stability.

Q10: Are there alternative or cross‑reference part numbers for 9665878080?
A10: Yes - cross references include:

• 9805119280 

• 9666817380, 9815189480, 9665878080, 9665878280, 9805119280, 9665878380, 9805119780

These cross references help buyers confirm whether their OEM unit matches.

1. Standard Shipping (Free) - Please allow 1-3 days for your order to be delivered 
2. DPD Next Day (£4.99) - Please place orders between Monday - Thursday before 4 PM UK time. This service applies to UK Mainland orders only.
3. Royal Mail Special Special Saturday Delivery (£19) - Please place orders between Monday - Friday before 3 PM UK time. 
4. International - Rates vary based on product size. Please enquire for further details. 

We do not provide any guarantees on shipping times, as we are reliant on 3rd parties. However, we strive to ensure that our customers are always satisfied.

All products are protected by a upto 10 year worry-free warranty depending on Part 

Warranty Coverage: In case a purchased product becomes faulty during its warranty period, for reasons unrelated to your acts, omissions or misuse of the goods, you must promptly notify us and fill out a warranty claim form. 

Warranty Non-Coverage: We do not have any liability for any defect arising from normal wear & tear, wilful damage, negligence, tampering of the goods, incorrect fitting of the goods by you and/or a third party. We are also not liable for any abnormal working conditions, alteration or repair of the goods or a failure to follow goods manufacturers' instructions (whether oral or in writing) 

We have a 180-day return policy, which means you have 180 days after receiving your item to request a return. 

To be eligible for a return, your item must be in the same condition that you received it, unused, and in its original packaging. You will also need the receipt or proof of purchase. 

For All Return buyers pay Return Postage.Returns will only be processed after we receive the approved part and a member of our team fully inspects the returned item & successfully matches the returned part to the return reason. 

For All UK orders, we offer free return. We do not offer any reimbursement of shipping costs for Any orders on original sale like Next Day Postage. 

For All Outside UK order  We do not offer any reimbursement of shipping costs for Any orders on either the original sale or the return. 

Please direct all questions to sales@d2pautoparts.com. 

Damages and issues 
Please inspect your order upon reception and contact us immediately if the item is defective, damaged or if you receive the wrong item, so that we can evaluate the issue and make it right.

Exchanges 

The fastest way to ensure you get what you want is to return the item you have, and once the return is accepted, make a separate purchase for the new item.

Refunds 
We will notify you once we’ve received and inspected your return, and let you know if the refund was approved or not. If approved, you’ll be automatically refunded on your original payment method. Please remember it can take some time for your bank or credit card company to process and post the refund.