Smart Forfour 2004-2006 Maintenance Plans

This schedule shows key service items and indicative intervals. Actual intervals depend on driving conditions, exact engine specification and manufacturer recommendations. For full details of all operations, sub-tasks and technical specifications, see our technical manuals.
1.1 12V 75 Petrol (134.910)

Additional operations (specific intervals)

  • Renew the engine oil every 20,000 km/12 months
  • Renew the oil filter every 20,000 km/12 months
  • Renew the spark plugs every 40,000 km
  • Braking system: renew the brake fluid every 24 months

Service intervals · 1.1 12V 75 Petrol (134.910) · Maintenance system

Task Service A (service indicator) Service B (service indicator)
Engine
Check for oil leaks ●●
Renew the air filter ○●
Check the exhaust system ●●
Cooling system: check for leaks. Check the level and anti-freeze strength; correct if necessary ●●
Transmission
Manual transmission: check for leaks ●●
Steering
Check the steering assembly for damage, leaks and wear ●●
Brakes
Check the brake fluid level; top up if necessary ●●
Check the brake lines, hoses and connections for leaks and damage ●●
Suspension, wheels and tyres
Check the tread depth and wear pattern on all the tyres, including the spare ●●
Check the tyre pressures; adjust if necessary ●●
Electrical System
Reset the service indicator ●●
Exterior
Check the windscreen wipers and washing system ●●
1.3 16V, -LPG LPG,Petrol (135.930)

Additional operations (specific intervals)

  • Renew the engine oil every 20,000 km/12 months
  • Renew the oil filter every 20,000 km/12 months
  • Renew the spark plugs every 40,000 km
  • Braking system: renew the brake fluid every 24 months

Service intervals · 1.3 16V, -LPG LPG,Petrol (135.930) · Maintenance system

Task Service A (service indicator) Service B (service indicator)
Engine
Check for oil leaks ●●
Renew the air filter ○●
Check the exhaust system ●●
Cooling system: check for leaks. Check the level and anti-freeze strength; correct if necessary ●●
Transmission
Manual transmission: check for leaks ●●
Steering
Check the steering assembly for damage, leaks and wear ●●
Brakes
Check the brake fluid level; top up if necessary ●●
Check the brake lines, hoses and connections for leaks and damage ●●
Suspension, wheels and tyres
Check the tread depth and wear pattern on all the tyres, including the spare ●●
Check the tyre pressures; adjust if necessary ●●
Electrical System
Reset the service indicator ●●
Exterior
Check the windscreen wipers and washing system ●●
1.5 12V CDi Diesel (639.939)
When non-synthetic oil is used Standard interval

Additional operations (specific intervals)

  • Renew the engine oil every 20,000 km/12 months
  • Renew the oil filter every 20,000 km/12 months
  • Braking system: renew the brake fluid every 24 months

Service intervals · 1.5 12V CDi Diesel (639.939) · When non-synthetic oil is used

Task Service A (service indicator) Service B (service indicator)
Engine
Check for oil leaks ●●
Renew the air filter ○●
Check the exhaust system ●●
Cooling system: check for leaks. Check the level and anti-freeze strength; correct if necessary ●●
Transmission
Manual transmission: check for leaks ●●
Steering
Check the steering assembly for damage, leaks and wear ●●
Brakes
Check the brake fluid level; top up if necessary ●●
Check the brake lines, hoses and connections for leaks and damage ●●
Suspension, wheels and tyres
Check the tread depth and wear pattern on all the tyres, including the spare ●●
Check the tyre pressures; adjust if necessary ●●
Electrical System
Reset the service indicator ●●
Exterior
Check the windscreen wipers and washing system ●●
When synthetic oil is used Standard interval

Additional operations (specific intervals)

  • Renew the engine oil every 25,000 km/12 months
  • Renew the oil filter every 25,000 km/12 months
  • Braking system: renew the brake fluid every 24 months

Service intervals · 1.5 12V CDi Diesel (639.939) · When synthetic oil is used

Task Service A (service indicator) Service B (service indicator)
Engine
Check for oil leaks ●●
Renew the air filter ○●
Check the exhaust system ●●
Cooling system: check for leaks. Check the level and anti-freeze strength; correct if necessary ●●
Transmission
Manual transmission: check for leaks ●●
Steering
Check the steering assembly for damage, leaks and wear ●●
Brakes
Check the brake fluid level; top up if necessary ●●
Check the brake lines, hoses and connections for leaks and damage ●●
Suspension, wheels and tyres
Check the tread depth and wear pattern on all the tyres, including the spare ●●
Check the tyre pressures; adjust if necessary ●●
Electrical System
Reset the service indicator ●●
Exterior
Check the windscreen wipers and washing system ●●
1.5 16V Petrol (135.950)

Additional operations (specific intervals)

  • Renew the engine oil every 20,000 km/12 months
  • Renew the oil filter every 20,000 km/12 months
  • Renew the spark plugs every 40,000 km
  • Braking system: renew the brake fluid every 24 months

Service intervals · 1.5 16V Petrol (135.950) · Maintenance system

Task Service A (service indicator) Service B (service indicator)
Engine
Check for oil leaks ●●
Renew the air filter ○●
Check the exhaust system ●●
Cooling system: check for leaks. Check the level and anti-freeze strength; correct if necessary ●●
Transmission
Manual transmission: check for leaks ●●
Steering
Check the steering assembly for damage, leaks and wear ●●
Brakes
Check the brake fluid level; top up if necessary ●●
Check the brake lines, hoses and connections for leaks and damage ●●
Suspension, wheels and tyres
Check the tread depth and wear pattern on all the tyres, including the spare ●●
Check the tyre pressures; adjust if necessary ●●
Electrical System
Reset the service indicator ●●
Exterior
Check the windscreen wipers and washing system ●●
1.5 Turbo BRABUS Petrol (122.950)

Additional operations (specific intervals)

  • Renew the engine oil every 20,000 km/12 months
  • Renew the oil filter every 20,000 km/12 months
  • Renew the timing belt every 100,000 km
  • Renew the spark plugs every 40,000 km
  • Braking system: renew the brake fluid every 24 months

Service intervals · 1.5 Turbo BRABUS Petrol (122.950) · Maintenance system

Task Service A (service indicator) Service B (service indicator)
Engine
Check for oil leaks ●●
Renew the air filter ○●
Check the exhaust system ●●
Cooling system: check for leaks. Check the level and anti-freeze strength; correct if necessary ●●
Transmission
Manual transmission: check for leaks ●●
Steering
Check the steering assembly for damage, leaks and wear ●●
Brakes
Check the brake fluid level; top up if necessary ●●
Check the brake lines, hoses and connections for leaks and damage ●●
Suspension, wheels and tyres
Check the tread depth and wear pattern on all the tyres, including the spare ●●
Check the tyre pressures; adjust if necessary ●●
Electrical System
Reset the service indicator ●●
Exterior
Check the windscreen wipers and washing system ●●

Repair guides

Change Car Accessory Belt Kit

Change Car Accessory Belt Kit

Easy 0h45
Change Car Air Filter

Change Car Air Filter

Very easy 0h30–0h30
Change Car Battery

Change Car Battery

Very easy 0h30
Change Car Cabin Filter

Change Car Cabin Filter

Very easy 0h30
Change Car Front Brake Discs and Pads

Change Car Front Brake Discs and Pads

Easy 1h30–2h00
Change Car Front Brake Pads

Change Car Front Brake Pads

Easy 0h45–2h00
Change Car Handbrake Cable

Change Car Handbrake Cable

Very easy 0h30
Change Car Oil Filter

Change Car Oil Filter

Easy 0h30–0h45
Change Car Rear Silencer

Change Car Rear Silencer

Easy 0h45–1h30
Change Car Clutch

Change Car Clutch

Technical 5h00–9h00
Change Car Fuel Filter

Change Car Fuel Filter

Easy 0h45
Change Car Glow Plugs

Change Car Glow Plugs

Intermediate 2h00
Change Car Particulate Filter (DPF)

Change Car Particulate Filter (DPF)

Easy 0h30
Change Car Shock Absorbers

Change Car Shock Absorbers

Easy 2h00–4h00
Change Car Spark Plugs

Change Car Spark Plugs

Easy 0h30–1h00
Change Car Timing Belt Kit

Change Car Timing Belt Kit

Very technical 5h00
Change Car Turbo

Change Car Turbo

Very technical 3h30–5h00
Change Car Water Pump

Change Car Water Pump

Easy 1h30–5h00
View all repair guides →