2012 Citroen DS3 1.6L Diesel · AP12 AWW

Chronic electrical and exhaust mounting defects define the roadworthiness profile of this 2012 Citroen DS3, with three separate MOT failures recorded across the testing window alongside a single advisory. The latest test on 28 August 2025 returned a pass, but carried an advisory for a defective rear exhaust mounting box, suggesting the system has not been properly re-secured during a previous repair. Earlier failures on 2 August 2023 cited a non-functioning nearside headlamp on dipped beam and a non-working nearside stop lamp, both straightforward electrical items, while the 9 May 2022 failure involved an inoperative registration plate lamp and the 5 May 2021 failure flagged an insecure front exhaust system. The clustering of lamp and exhaust issues across consecutive years points to a recurring pattern of minor electrical degradation and exhaust hardware loosening that has not been comprehensively addressed, even though each individual defect is relatively low-cost to remedy. Recorded mileage stands at 101,865 miles across roughly fourteen years of use, equating to an annual accumulation of approximately 7,276 miles per year, which sits close to the typical usage rate for a vehicle of this age. The mileage progression between tests appears consistent and uninterrupted, with no extended gaps in the testing record that would indicate long periods off the road. This steady, moderate usage pattern suggests the mechanical components have been worked regularly rather than left standing, which generally aids long-term condition of seals, brake components and the drivetrain, though it does mean that consumable items such as suspension bushes, brake discs and pads will have accumulated wear proportional to the mileage covered. The absence of structural or corrosion advisories across all recorded tests is a positive indicator given the DS3's age. Given the specific components flagged, a prospective buyer should pay particular attention to the exhaust system during inspection. With both front and rear mounting defects recorded, the system should be examined from underneath for additional brackets that may have loosened, perished rubber hangers, or cracked pipe joints, and the engine should be revved while listening for any ticking or clonking sounds from beneath the vehicle that would indicate an unsecured section contacting the underbody. On the test drive, any rattling or metallic vibration that changes with engine speed could point to a deteriorated mounting that has worsened since the 2025 advisory. The electrical faults warrant equally focused checks. With three separate lamp-related defects recorded, all exterior lighting should be verified before purchase, including dipped beam, main beam, stop lamps, indicators, and the registration plate illumination, as a single failed bulb on test day is sufficient to fail the MOT. On the test drive, listen for any flickering or intermittent operation of the dashboard or headlamp switchgear, and inspect the condition of the headlamp and rear lamp connectors for signs of corrosion or water ingress, which are common failure points on DS3s of this era. Additionally, the lack of any recorded advisories relating to suspension, braking or corrosion across the entire testing history is notable, but a thorough buyer should still test the steering for any vibration or pulling under braking, and inspect the front brake discs for lipping, as these items are consistent wear concerns at this mileage level.