EP6 Citroen EP6

Модульний 4-циліндровий двигун з TwinPower Turbo, відомий своєю ефективністю та можливістю тюнінгу.

Brand: Citroen Type: Petrol Configuration: Inline-4 Production Years: 2006 - 2016 Production: Mulhouse, France
34 Brand engines
9 Modifications

Technical Specifications

Engine Displacement 1.6 L (1,598 cc)
Configuration Inline-4
Number of Cylinders 4
Valves per Cylinder 4
Power 120 - 156 л.с.
Torque 160 - 240 Н*м
Cylinder Bore 77.00 mm
Piston Stroke 85.80 mm
Compression Ratio 10.5:1
Firing Order 1-3-4-2
Fuel System Direct Injection
Aspiration Turbocharged
Turbocharger Garrett GT1544
Intercooler Yes
Maximum RPM 6,000 rpm
Max Torque RPM 1,400 rpm
Valve Train DOHC
Timing Drive Chain
Timing Chain Replacement 200000 or as needed
Block Material Aluminum
Head Material Aluminum
Engine Weight 130 kg
Dimensions (L×W×H) 600 × 500 × 600 mm
Lubrication System Pressure lubrication
Cooling System Liquid cooling

Additional Information

Engine Family PSA EP engine family
Manufacturing Plant Mulhouse, France
Successor EB2

Maintenance

Engine Oil Capacity 4.5 L (with filter: 4.8 L)
Recommended Viscosity 5W-30, 5W-40
Oil Standard ACEA A5/B5, API SN
Recommended Brands Total Quartz, Castrol Edge, Mobil 1
Oil Change Interval 15 000 km or 12 mo
Oil Filter 1109T1
Air Filter 1444T1
Replace every 60 000 km
Spark Plugs Type: Iridium
Part number: 9808ZQ
Gap: 0.8 mm
Quantity: 4 pcs
Replace every 60 000 km
Coolant Capacity 6 L
Coolant Type G12/G13 (Total Coolant)
Coolant Change Interval 240 000 km
Thermostat Opening Temperature 90°C
Operating Temperature 90°C
Max Operating Temperature 120°C
Critical Temperature 130°C
Annual Maintenance Cost 600-900 USD

Reliability

Reliability rating: 7/10

Expected lifespan: 250 000 km

Common problems

Problem Severity Mileage Repair cost
Timing chain tensioner failure Medium 100000-150000 km $800-1200
Turbocharger failure High 120000-180000 km $1500-2500

Known defects

  • Oil consumption issues in early models
  • Turbocharger wastegate failures

Warranty extensions

  • Extended warranty for turbocharger issues up to 5 years/100000 km

Tuning potential

Tuning potential: Medium | Max. safe power: 300 hp

Stage Power Torque Method Cost
Stage 1 180 hp 280 Nm ECU remap only
Reliability impact: Minimal
$400
Stage 2 210 hp 320 Nm ECU, Downpipe, Intake
Required: Upgraded intercooler, ECU remap
Reliability impact: Low
$1200
Stage 3 250 hp 400 Nm -
Required: Bigger turbo, Upgraded fuel system, ECU remap
Reliability impact: Medium
$3000

Popular modifications

Tuning limitations

  • Stock fuel pump limitations above 250hp
  • Cooling system upgrades needed for high power

Cars with the EP6 engine

This engine was fitted to 5 models

Photo Brand Model Generation Production years
No photo
Citroen C4 C4 2004 - 2010
No photo
Citroen C4 Picasso C4 Picasso 2006 - 2012
No photo
Peugeot 207 207 2006 - 2014
No photo
Peugeot 4007 4007 2007 - 2012
No photo
Citroen C-Triomphe C-Triomphe (X7) 2006 - 2010

All modifications (9)

Vehicle Generation Modification Power Gearbox Drive
Citroen C4 C4 1.6 VTi 120 л.с. 5-МКП 2WD 120 hp 5-МКП 2WD
Citroen C4 C4 1.6 e-HDi 115 л.с. 6-МКП 2WD 115 hp 6-МКП 2WD
Citroen C4 Picasso C4 Picasso 1.6 VTi 120 л.с. 5-МКП 2WD 120 hp 5-МКП 2WD
Citroen C4 Picasso C4 Picasso 1.6 VTi 120 л.с. 4-Автомат 2WD 120 hp 4-Автомат 2WD
Peugeot 207 207 1.4 VTi 95 л.с. 5-МКП 2WD 95 hp 5-МКП 2WD
Peugeot 207 207 1.6 VTi 120 л.с. 5-МКП 2WD 120 hp 5-МКП 2WD
Peugeot 4007 4007 2.0 THP 150 л.с. 6-МКП 2WD 150 hp 6-МКП 2WD
Peugeot 4007 4007 2.0 THP 150 л.с. 6-МКП 4x4 150 hp 6-МКП 4x4
Citroen C-Triomphe C-Triomphe (X7) 1.6 VTi 120 л.с. 5-МКП 2WD 120 hp 5-МКП 2WD

Interesting Facts

  • The EP6 engine is known for its compact design and lightweight construction.
  • It was one of the first engines to feature direct injection technology in the PSA group.
  • The engine is used in a variety of models across the PSA group, including Citroen and Peugeot.

Applications

Total produced: approximately 500000

Vehicle Generation Years Power Markets
Citroen C4 B7 2006-2013 120hp/156hp Europe, Asia
Peugeot 308 T7 2007-2013 120hp/156hp Europe, Asia

Compatible transmissions: 5-speed Manual, 6-speed Automatic

Drive types: FWD

Fuel Economy

Fuel Type Petrol 95
Octane Rating Minimum: 95 | Recommended: 98
Consumption (City) 8.5 L/100km
Consumption (Highway) 5.5 L/100km
Consumption (Combined) 6.8 L/100km
Real Consumption 7.5 L/100km
Fuel Tank Capacity 60 L
Range 882 km
Cost per 100 km 10-13 USD

Emissions Standards

Emission Standard Euro 5
CO₂ Emissions 140 g/km
Particulate Filter (DPF) Present
Regeneration every 150,000 km
AdBlue Not Required

Awards and Recognition

  • International Engine of the Year (2007) — 1.4L to 1.8L

Comparison with competitors

Engine Brand Displacement Power Torque
EA888 Volkswagen 1,984 cc 200 hp 280 Nm
M274 Mercedes-Benz 1,991 cc 211 hp 350 Nm

Pros

  • Good balance of performance and fuel efficiency.
  • Compact size allows for versatile engine placement.

Cons

  • Turbocharger failures reported in some models.
  • Oil consumption issues in early production runs.