2007 Citroen C1 1.0L Petrol · KY57 ABZ

The most recent MOT, dated 13 December 2024, was passed but returned several advisories concerning the front suspension arm pins or bushes, sub‑frame corrosion and a corroded brake pipe. Earlier that same day a failure was recorded for the parking‑brake efficiency, and in the preceding years the car has also failed on exhaust emissions and headlamp aim. The pattern shows that while the vehicle has been able to clear the test after remedial work, a number of wear items are recurring and have not been fully rectified, indicating a maintenance trend that is broadly stable but with persistent, unresolved issues that could deteriorate if left unattended. At 124,536 mi the car has logged roughly 6,500 mi per annum over its 19‑year life, a usage rate that sits squarely within normal expectations for a small city car. There are no obvious periods of unusually high mileage that would suggest accelerated wear, nor are there long gaps that would hint at extensive standing periods. Nevertheless, the combination of age and moderate mileage means that many components – particularly those subject to corrosion or rubber degradation – are likely approaching the end of their service lives. The front suspension arm pins and bushes have been flagged in every MOT since 2022. Although they have not yet produced excessive movement, worn pins can lead to a loose feel, clunking noises when negotiating bumps, and uneven tyre wear, especially on the front outer edges. A thorough visual inspection of the arm bushings for cracking or excessive play, and a test‑drive that includes firm cornering and a short “pothole” simulation, will reveal any developing looseness. The sub‑frame corrosion noted as “not seriously weakened” should be examined for any rust‑through or loss of section, particularly around the mounting points; any creaking or flex under load could indicate that the corrosion is progressing toward a structural concern. The brake pipe corrosion, together with the parking‑brake efficiency failure, warrants a close look at the handbrake mechanism and the condition of the flexible brake hoses – look for rust spots, stiff sections or leaks, and verify that the handbrake holds the vehicle securely on a slight incline. The recurring oil leak, though described as minor, should be traced to its source; even a small leak can lead to oil on the exhaust or clutch plates, potentially causing premature wear or smoke. Finally, the exhaust‑related failures (excessive CO and blue smoke) suggest the engine may be running rich or have worn valve guides or piston rings; a short road test should be attentive to any bluish exhaust plume under acceleration and a noticeable loss of power, and a compression or leak‑down test would be advisable before committing to purchase. Given the car’s age, the tyre sidewalls should be inspected for cracking, dry rot or hardening, as rubber deteriorates with time regardless of tread depth. The 12 V battery, likely well beyond its typical five‑year lifespan, should be load‑tested to confirm it can hold charge, especially if the vehicle has spent periods idle. All service‑book stamps and oil‑change records ought to be checked for adherence to the manufacturer’s interval, as time‑based fluid degradation (coolant, brake fluid, gearbox oil) can lead to corrosion and reduced performance even on a vehicle with modest mileage. In summary, the C1 can be roadworthy if the highlighted suspension, corrosion and brake issues are addressed, but the buyer should budget for a comprehensive inspection and possible remedial work on those recurring items before finalising the purchase.