Manual sections
Wiring diagrams- Battery
- Body
- Bodywork
- Braking
- Comfort and convenience
- Confort
- Connector pinouts
- Current generation
- Dashboard
- Driver information
- Electrical harnesses
- Engine
- Front anti -roll bar
- Front axle
- Front seats
- Front section
- Front springs
- Gearbox assembly
- General points
- General points about the vehicle
- Instrument panel
- Instruments and controls
- Lighting - signalling
- Mechanical
- Other
- Panel on dashboard
- Power unit
- Pre-heating
- Protections and doors
- Rear axle
- Rear door windows
- Rear parcel tray
- Rear section
- Roof panel
- Side structure
- Starting
- Steering
- Suspension
- Transmission
- Washing and wiping
Repair manual
Engine Citroen C4 Lounge I
Step-by-step instructions on "Engine" for Citroen C4 Lounge I (2013–2020). Pick an article — removal, installation, adjustment and diagnostics with illustrations.
Crankshaft
- Data: connecting rods and connecting rod bearing half-shells (EW10A)
- Identification - data: pistons - the piston shaft - piston rings (EW10A)
- Data: crankshaft - crankshaft half bearing shells (EW10A)
- Removing - refitting: engine ring seals (EW10A)
- Removing - refitting: ancillary drive belt (EW10A)
- Removing - refitting: ancillary drive belt (WMI 935, 936, 8AD, 8BC) (DV6C M)
- Removing - refitting: engine ring seals (WMI 935, 936,8AD, 8BC) (DV6C M)
- Removing - refitting: ancillary drive belt (EP6CDT M)
- Removing - refitting: engine ring seals (EP6CDT M)
- Matching: main shell bearings EW10A (EW10A)
- Dismantling - refitting: conrods - pistons (DV6C M)
- Dismantling - refitting: pistons (EP6CDT M)
- Dismantling - re-assembly: pistons/con.rods (EW10A)
Timing gear
- Data: camshaft (EW10A)
- Removing - refitting: camshafts (EW10A)
- Removing - refitting: camshaft housing (WMI 935, 936, 8AD, 8BC) (DV6C M)
- Dismantling - re-assembly: Camshaft (EP6CDT M)
- Checking: setting the valve timing (EW10A)
- Check: setting the valve timing (WMI 935, 936, 8AD, 8BC) (DV6C M)
- Checking: setting the valve timing (EP6CDT M)
- Removing - refitting: timing belt (EW10A)
- Removing - refitting: timing belt (WMI 935, 936, 8AD, 8BC) (DV6C M)
- Removing - refitting: engine timing chain (EP6CDT M)
Engine block
Cooling system
- Removing - refitting: Coolant pump (EW10A)
- Dismantling - re-assembly: Coolant pump (EP6CDT M)
- Removing - refitting: thermostat (EW10A)
- Removing - refitting: turbocharger cooling electric coolant pump (EP6CDT M)
- Removing - refitting: thermostat controlled (EP6CDT M)
- Removing - refitting: coolant outlet housing (EW10A)
- Removing - refitting: coolant outlet housing (EP6CDT M)
- Removing - refitting: cooling fan
- Removing - refitting: Coolant pump (DV6C M)
- Removing - refitting: coolant outlet housing (DV6C M)
- Drain and refill - refilling - bleeding: cooling system (EW10A)
- Drain and refill - refilling - bleeding: cooling system
- Draining - filling - bleeding: cooling system (EP6CDT M)
Lubrication
- Checking: oil pressure (EW10A)
- Check: oil pressure (WMI 935, 936, 8AD, 8BC) (DV6C M)
- Check: oil pressure (EP6CDT M)
- Removing - refitting: oil pressure sensor (EW10A)
- Removing - refitting: oil level/temperature sensor (EW10A)
- Removing - refitting: oil pump (WMI 935, 936, 8AD, 8BC) (DV6C M)
- Removing - refitting: oil pressure sensor (WMI 935, 936, 8AD, 8BC) (DV6C M)
- Dislodge - refit: engine oil temperature and level sensor (DV6C M)
- Dismantling - re-assembly: engine oil temperature and level sensor (EP6CDT M)
- Dismantling - re-assembly: engine oil pressure sensor (EP6CDT M)
- Removing - refitting: oil filter (DV6C)
- Removing - refitting: oil pump (EW10A)
Cylinder head
- Identification - data: engine top (DV6C M)
- Data: valves and valve springs (EW10A)
- Data: valve guides (EW10A)
- Data: valve seats (EW10A)
- Data: cylinder head - cylinder head gasket - cylinder head bolts (EW10A)
- Stripping: cylinder head (EW10A)
- Stripping-assembling: EP6CDT M cylinder head (EP6CDT M)
- Refitting: engine top (DV6C M)
- Removing - refitting: cylinder head (on vehicle) (EW10A)
- Removing - refitting: cylinder head cover (WMI 935, 936,8AD, 8BC) (DV6C M)
- Removal - refitting: cylinder head (WMI 935, 936, 8AD, 8BC) (DV6C M)
- Removing - refitting: cylinder head (on vehicle) (EP6CDT M)
- Removing - refitting: cylinder head cover (EP6CDT M)
- Removing - refitting: cylinder head cover (EW10A)
- Removing - refitting: air inlet pipe (WMI 935, 936, 8AD, 8BC) (DV6C M)
- Removing - refitting: air inlet manifold (EW10A)
Turbocharging
- Checking: turbocharger pressure (WMI 935, 936, 8AD, 8BC) (DV6C M)
- Removing - refitting: turbocharger pressure regulation electrovalve (WMI 935, 936, 8AD, 8BC) (DV6C M)
- Removing - refitting: turbocharger (DV6C M)
- Dismantling - re-assembly: turbocharger solenoid valve (EP6CDT M)
- Removing - refitting: TURBOCHARGING AIR COOLER (EP6CDT M)
- Removing - refitting: turbocharger pressure regulation electrovalve (EP6CDT M)
Emission control
- Removing - refitting: oxygen sensor (EW10A)
- Dismantling - re-assembly: oxygen sensors (EP6CDT M)
- Check: exhaust gas recirculation circuit (DV6C M)
- Removing - refitting: electrically-controlled exhaust gas recycling valve (WMI 935, 936, 8AD, 8BC) (DV6C M)
- Removing - refitting: purge canister solenoid valve (EW10A)
- Removing - refitting: purge canister solenoid valve (EP6CDT M)
Air and fuel supply
- Check: Vacuum circuit (DV6C M, DV6C)
- Removing - refitting: fuel gauge and pump assembly (EW10A, DV6C M)
- Removing - refitting: motorised throttle housing (EW10A)
- Removing - refitting: fuel filter (WMI 935, 936, 8AD, 8BC) (DV6C M)
- Dismantling - re-assembly: air inlet manifold (EP6CDT M)
- Removing - refitting: motorised throttle housing (EP6CDT M)
- Removing - refitting: air filter unit (EP6CDT M)
- Removing - refitting: filter element - air filter unit (EW10A)
- Removing - refitting: fuel pump-gauge assembly (EP6CDT M)
- Removing - refitting: Fuel filter (EW10A, EP6CDT M)
- Removing - refitting: fuel tank (DV6C M)
- Removing - refitting: pedal bracket
- Removing - refitting: fuel filler cap
Exhaust
- Tightening torques: exhaust system (WMI 935, 936, 8AD, 8BC) (DV6C M)
- Tightening torques: exhaust system (EP6CDT M)
- Tightening torques: exhaust system (engine EW10A/L4) (EW10A)
- Removing - refitting: exhaust manifold and/or pre-catalytic converter (EW10A)
- Removing - refitting: exhaust manifold (DV6C M)
- Dismantling - re-assembly: catalytic converter (EP6CDT M)
- Removing - refitting: exhaust system (DV6C M)
- Removing - refitting: exhaust manifold and/or catalytic converter (EP6CDT M)
- Removing - refitting: exhaust manifold (EP6CDT M, EW10A)