2018 Volkswagen Passat 2.0L Diesel · AF18 TLX

A single but significant Major failure for fluid leakage from the rear damper dominates the otherwise unblemished MOT history of this Volkswagen Passat. The car passed its most recent roadworthiness examination on 15 December 2025, but a separate assessment on the same date recorded the nearside rear shock absorber as seriously leaking hydraulic fluid, a defect that would have rendered it unroadworthy until rectified. Prior to this, the vehicle held a clean pass record stretching back to its 2024 test, and the only recorded advisories at the January 2023 examination were limited to light surface corrosion on both front brake discs. With this exception, the trend is one of consistent roadworthiness over the last three years, though the rear suspension component should be regarded as a known weak point requiring verification of rectification work and quality of replacement. Mileage accumulation across the recorded tests reflects an actively used vehicle, with 116,030 miles accumulated over eight years at roughly 14,500 miles per year, a figure substantially higher than the typical UK average for a car of this age. Annual mileage gaps between tests are modest, with readings progressing from 2023 through to late 2025 without extended lay-up periods, indicating that the Passat has been in regular service rather than left standing. For a diesel or petrol VW of this generation, sustained high-mileage use accelerates wear on timing chain tensioners, dual-mass flywheels, turbocharger actuators, suspension bushes and wheel bearings, all of which merit closer physical inspection even though none have yet surfaced as advisories on the MOT record. For the test drive, particular attention should be paid to the rear suspension, given the recent shock absorber failure. Listen for clonking or dull thuds from the nearside rear over speed humps and uneven surfaces, and feel for any continued wallowing, excessive float over undulations, or a perceptible lean during lane changes that would suggest the damper was either replaced with a low-quality pattern part or that an underlying corrosion issue at the upper mount remains unresolved. The nearside rear wheel arch and suspension turret should also be examined for fluid staining on the inner bodywork or carpeted boot floor near the suspension tower, which could indicate ongoing seepage not yet severe enough to fail but still present. Inspect the replacement damper itself for any signs of recent welding, inconsistent paint finish, or non-original fitment, and confirm there is documentation for the work carried out. With regard to the front brake discs flagged for surface corrosion in 2023, the prospective buyer should perform a short low-speed stop from around 20 mph and feel for any initial pedal pulsation or vibration through the steering wheel, as corrosion pitting can remain dormant on the surface for some time before manifesting as brake judder once material is unevenly worn away. Visually examine the disc edges for a pronounced lip and check for any blueing or heat marks indicating the discs have been subjected to repeated heavy braking on a long descent. Beyond the recorded items, given the high accumulated mileage, it would be prudent to listen for any rattle from the timing chain area on cold start, feel for clutch slip or judder under load, and inspect the rear trailing arm bushes and front anti-roll bar drop links for splitting, as these are known wear points on high-mileage Passats of this era.