Peugeot 504 I 1.8L
Model overview
A comfortable, mechanically straightforward classic with strong durability potential, but condition varies widely after decades of use. Corrosion, ageing electrics and body-specific parts deserve more attention than catalogue specifications.
Pros
- Comfortable ride and capable rear-wheel-drive chassis.
- Simple, serviceable mechanical layout on many versions.
- Distinct Sedan, Coupe and Cabriolet body styles.
Cons
- Rust and previous repairs can dominate ownership costs.
- Electrical, trim and body-specific parts may be difficult to source.
- Specifications vary substantially by year and market.
Common problems & ownership concerns
Potential impact: Low · Medium · High. This describes possible consequences, not fault likelihood.
- Body corrosion and previous structural repairsHigh
- Age-related electrical and trim deteriorationMedium
- Suspension, steering and braking wearHigh
Maintenance
Follow the verified engine and market schedule, then baseline fluids, cooling, brakes, chassis and engine-belt or chain servicing using manual/VIN-specific parts information.
Engine overview · 1.8L 4-cyl PETROL
A simple older petrol engine with accessible mechanical systems, but condition is highly dependent on storage, maintenance and refurbishment history.
Pros
- Conventional four-cylinder petrol design
- Accessible mechanical layout
Cons
- Age-related fuel, ignition and cooling wear
- Different year and output variants need specification checks
- Long-term condition varies widely between surviving cars
Common problems & ownership concerns
Potential impact: Low · Medium · High. This describes possible consequences, not fault likelihood.
- Carburettor and fuel-system ageingMedium
- Cooling-system corrosion and overheatingHigh
- Ignition-system wearMedium
- Oil leaks and crankcase ventilationLow
Maintenance
Follow the exact engine and vehicle handbook; pay particular attention to coolant, fuel hoses, ignition parts, carburettor condition and documented servicing.
These are general ownership concerns, not a diagnosis. Equipment and engine details vary by version and production date.
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