Peugeot 605 MK1 3.0L 24V
Model overview
The Peugeot 605 is a comfortable, spacious executive sedan, but surviving examples are now heavily condition-dependent. Corrosion, electrical ageing and neglected chassis maintenance deserve particular attention.
Pros
- Comfortable long-distance character.
- Spacious cabin and boot.
- Wide petrol and diesel model range.
Cons
- Age-related electrical faults can be complex.
- Rust and water ingress may be costly.
- Engine servicing varies significantly by application.
Common problems & ownership concerns
Potential impact: Low · Medium · High. This describes possible consequences, not fault likelihood.
- Age-related electrical and electronic faultsMedium
- Body corrosion and water ingressHigh
- Worn suspension, steering and braking componentsMedium
Maintenance
Follow the exact engine code and VIN-specific schedule, with particular attention to belt or chain servicing, cooling systems, brakes, suspension and corrosion protection.
Engine overview · 3.0L 6-cyl PETROL
A smooth, naturally aspirated V6 with good refinement, but this 605 group covers earlier 12-valve and later 24-valve variants. Age, cooling maintenance and service documentation matter greatly.
Pros
- Smooth, refined V6 character.
- No turbocharger-specific maintenance.
Cons
- Complex, ageing engine-bay electronics and seals.
- Variant-specific timing-belt servicing must be verified.
Common problems & ownership concerns
Potential impact: Low · Medium · High. This describes possible consequences, not fault likelihood.
- Timing-belt service history on belt-driven V6 variantsHigh
- Cooling-system deteriorationHigh
- Oil leaks and ageing sealsMedium
- Age-related engine management and ignition faultsMedium
Maintenance
Confirm the exact engine version and follow its VIN-specific timing, lubricant and maintenance requirements.
These are general ownership concerns, not a diagnosis. Equipment and engine details vary by version and production date.
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