Common Smart Forfour Passion Problems, Faults, and Repair Costs
Typical MOT issues to check on the Smart Forfour Passion, with rough repair costs, and its MOT pass rate for each model year. Based on 630 MOT tests across 3 model years (DVSA data for tests carried out in 2024, retests included).
Segment: small family car | Fuel: Petrol
72%
Smart Forfour Passion pass rate
80%
Smart average
82%
All-model average
The Smart Forfour Passion has an average MOT pass rate of 72%, which is 8 points below the Smart average and 10 points below the average across all models in our data.
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Common MOT Issues to Check on the Smart Forfour Passion
Typical issues for a car of this age and type, estimated from its age, fuel type and engine size (not counted from its MOT records), with rough repair costs
Brakes
High likelihood£80 - £450
Typical repair cost
Common advisories:
Brake discs worn, brake pads thin, handbrake adjustment needed
Failure points:
Brake disc excessively worn, brake pipe corroded, brake efficiency below minimum
Suspension
High likelihood£150 - £600
Typical repair cost
Common advisories:
Suspension arm bush worn, shock absorber misting, spring corroded
Failure points:
Coil spring broken, ball joint excessive play, shock absorber leaking
Lights
High likelihood£15 - £200
Typical repair cost
Common advisories:
Headlamp aim slightly out, lens deteriorated
Failure points:
Headlamp not working, brake light not functioning, indicator failure
Tyres
High likelihood£50 - £300
Typical repair cost
Common advisories:
Tyre approaching legal limit, slight damage to sidewall
Failure points:
Tyre below minimum tread depth, tyre has a cut exposing ply
Exhaust & Emissions
High likelihood£80 - £800
Typical repair cost
Common advisories:
Exhaust mounting corroded, slight exhaust leak
Failure points:
Exhaust emissions exceed limits, catalytic converter efficiency low, DPF warning
Steering
High likelihood£100 - £500
Typical repair cost
Common advisories:
Track rod end has slight play, steering rack boot deteriorated
Failure points:
Steering rack leaking, track rod ball joint worn beyond limits
Body & Structure
High likelihood£200 - £1200
Typical repair cost
Common advisories:
Surface corrosion on subframe, slight body panel damage
Failure points:
Structural corrosion, body mounting corroded through, chassis weakness
Windscreen & Wipers
Lower likelihood£10 - £350
Typical repair cost
Common advisories:
Minor windscreen chip, wiper blade deteriorated
Failure points:
Windscreen crack in swept area, wiper does not clear windscreen
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Smart Forfour Passion Reliability by Year
MOT pass rate for each model year, from DVSA data for tests carried out in 2024 (retests included). Newer cars usually pass more often simply because they are younger. Highest and lowest are marked among years with 100+ tests that were at least three years old when tested. Fuel and engine size are a guide only.
Smart Forfour Passion Running Costs
Want to know the full annual running costs for the Smart Forfour Passion? Including fuel, road tax, the MOT and predicted repairs based on MOT pass rates, plus an estimated insurance group.
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What are the most common Smart Forfour Passion problems?
Typical issues to check on a Smart Forfour Passion of this age and type are brakes, suspension, lights, tyres, exhaust & emissions, steering and body & structure. These are estimated from its age, fuel type and engine size, not counted from its MOT records. Across 630 MOT tests (DVSA MOT data for tests in 2024, retests included), 72% ended in a pass.
Is the Smart Forfour Passion reliable?
The Smart Forfour Passion has an average MOT pass rate of 72%, from 630 MOT tests. That is 10 points below the average across all models in our data (82%), so budget for potential repairs. Pass rates fall as cars age, so compare it with cars of a similar age.
Which year Smart Forfour Passion is the most reliable?
Of the years with at least 100 tests that were old enough for a routine MOT, the 2006 Smart Forfour Passion has the highest MOT pass rate: 73% of its 290 tests ended in a pass. The 2005 has the lowest at 71%. Newer cars usually pass more often simply because they are younger, so the pass rate is only part of the picture.
How much does it cost to fix common Smart Forfour Passion faults?
As a rough guide, brake work on a Smart Forfour Passion typically costs £80-£450 and suspension repairs £150-£600, while exhaust and emissions fixes can cost £80-£800. Lighting and wiper fixes are usually under £200.
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Other Smart Models
Common problems pages for other Smart models