2017 Vauxhall Mokka 1.4L Petrol · SW12 JRW

The mechanical story for this 2017 Vauxhall Mokka is dominated by a rear brake disc failure that presented as a Dangerous defect at the most recent test on 16 October 2025, alongside a near-miss on both front tyres which were recorded at the legal minimum 3mm tread depth. The fact that the vehicle passed and failed on the same date at the same centre suggests the brake disc was either replaced or rectified immediately after the failure was identified, allowing the car to be put back on the road without delay. Looking at the broader trend, the 2024 test cycle recorded a presentation item for a non-functioning front headlamp on dipped beam which was subsequently resolved before the pass was issued, and the 2023 test was returned with a clean sheet. The pattern does not suggest chronic neglect, but it does indicate that brake and tyre condition should be approached as live items rather than historical certainties, particularly given the dangerous classification on the rear brake disc which points towards corrosion scoring, lipping, or structural cracking of the disc surface rather than simple wear. Covering 57,035 miles over nine years equates to an average of approximately 6,300 miles per year, which sits squarely within the typical range for a vehicle of this age and segment. There are no extended gaps in the testing record that would suggest long periods off the road, and the mileage progression between 2023 and 2025 appears consistent and steady. For a turbocharged petrol or diesel Mokka of this vintage, this kind of usage is generally kinder to the drivetrain than very high annual mileage would be, but it does mean the vehicle has seen enough real-world use to develop normal wear in consumable areas such as brake components, tyres, and suspension linkages. Routine replacement of timing chains, clutch components, or dual-mass flywheels is less of a concern at this mileage than it would be in higher-use examples, though the brake history suggests the system has been worked relatively hard. A prospective buyer should place immediate physical inspection focus on the rear brake assembly, as the dangerous failure on the nearside rear disc implies the offside disc may have been subject to similar wear patterns even if not yet flagged. On a road test, listen for any grinding or scraping noise from the rear axle, check for rear brake judder through the pedal under firm application, and verify that the handbrake holds the vehicle securely on an incline without requiring excessive lever travel. The front tyres being on 3mm at the last advisory should also prompt immediate replacement budgeting, as they will now be at or beyond the legal threshold and warrant a fresh set of matching tyres on the same axle to maintain even grip and predictable handling. With the front tyre condition already marginal at test, the rears should be inspected for uneven wear which can indicate alignment issues or worn suspension bushes. Beyond the flagged items, a test drive should include a thorough assessment of the suspension geometry, as the Mokka of this generation is known to develop wear in the front anti-roll bar drop links, lower control arm bushes, and rear torsion beam mounting points. Listen for clonks or knocks when traversing speed humps or potholes, particularly over the rear axle, and feel for any vagueness or wandering from the steering wheel which could indicate worn tie rod ends or top mounts. The headlamp failure recorded in 2024 may simply have been a failed bulb, but it is worth confirming that both dipped beam units illuminate correctly and that the headlamp lens condition has not deteriorated to the point of reducing light output, a common issue on Mokka headlamp clusters of this age. Finally, a thorough under-bonnet check for oil leaks around the cam cover, coolant condition, and any signs of corrosion along suspension strut tops and subframe mounting points will round out a focused evaluation of this vehicle.