Rover 800 Series Common Problems & Reliability
Rover's flagship executive car. Early cars had electrical issues; later "R17" models were better but the KV6 engine was problematic.
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Detailed fault breakdown, symptoms, and estimated repair bills by production year.
Most Common Rover 800 Series Faults & Repair Costs
KV6 Early Head Gasket/Liner Failure
The 2.5 KV6 in the 800 was prone to catastrophic failure due to slipped cylinder liners.
Rapid overheating, Coolant pressurisation, Engine failure
Electric Window Regulator Failure
Later R17 models are particularly known for electric windows failing. The windows can slide back down after being raised, or become hesitant and difficult to operate.
Window dropping back down after being raised, Window hesitant to move, Grinding noise from window mechanism
Rust on Rear Wheel Arches
The rear wheel arches are prone to rusting, which can spread and become structural if left untreated.
Bubbling paint on rear arches, Visible corrosion, MOT failure
Electrical Gremlins (Windows, Central Locking)
The 800 series is known for various electrical issues, including failing electric windows, central locking faults, and intermittent dashboard warning lights. These are often age-related wiring and relay issues.
Windows not working, Central locking intermittent, Random dashboard warning lights, Trip computer displaying codes
Buying a used Rover 800 Series? Always check for hidden finance and write-off history.
Mechanical problems are only half the battle. Over 1 in 3 UK used cars checked have unpaid finance or accident write-off records that could cause you to lose the car or thousands in value.