Manual sections
Wiring diagrams- Battery
- Body
- Bodywork
- Braking
- Comfort and convenience
- Confort
- Connector pinouts
- Current generation
- Dashboard
- Driver information
- Driving assistance
- Electrical harnesses
- Engine
- Front anti -roll bar
- Front axle
- Front doors
- Front seats
- Front section
- Front springs
- Gearbox assembly
- General points
- General points about the vehicle
- Glovebox
- Instrument panel
- Instruments and controls
- Lighting - signalling
- Mechanical
- Other
- Power unit
- Pre-heating
- Protections and doors
- Rear axle
- Rear door trim
- Rear seats
- Rear section
- Roof panel
- Side structure
- Starting
- Steering
- Suspension
- Towbar
- Transmission
- Washing and wiping
Repair manual
Power unit Citroen C8 I
Step-by-step instructions on "Power unit" for Citroen C8 I (2002–2008). Pick an article — removal, installation, adjustment and diagnostics with illustrations.
Articles in this section
- Presentation: EW12J4 engine (EW12J4)
- Identification - data: DW12BTED4 engine (DW12BTED4)
- Tightening torques: engine (type DW12BTED4) (DW12BTED4)
- Tightening torques: engine/gearbox mountings (DW12BTED4)
- Tightening torques: DW10C engine type (DW10CB FAP DTR, 2.0 HDi 163 FAP)
- Tightening torques: engine assembly mountings - gearbox (DW10CB FAP DTR, 2.0 HDi 163 FAP)
- Checking and adjusting values: DW10 engine type (2.0 HDi 163 FAP)
- Checking and adjusting values: EW7 - EW10 - EW12 engines (EW10A, EW12J4, EW10J4)
- Checking and adjusting values: DW12C - DW12TED4 - DW12BTED4 - DW12UTED - DW12MTED4 engine type (DW12BTED4)
- Checking and adjusting values: engine type DW10BTED4, DW10UTED4 (DW10UTED4, DW10BTED4)
- Checking and adjusting values: ES9 engine type (ES9J4S)
- Checking and adjusting values: engine types DW10TD - DW10ATED4 (DW10ATED4)
- Technical note: engine oil capacities
- Technical note: general engine information
- Technical note: ancillary drive belt
- Tightening torques: EW12 engine type (EW12J4)
- Data: engine (EW10J4)
- Data: engine (EW12J4)
- Identification: engine (EW12J4)
- Fitting: engine on stand
- Tightening torques: EW 12J4 engines (EW12J4)
- Data: engine accessories (ES9J4S)
- Data: engine (ES9J4S)
- Data: DW12TED4 engine (DW12TED4)
- Data: engine suspension (DW12TED4)
- Tightening torques: reciprocating gear (DW12TED4)
- Data: DW10ATED4 engines (DW10ATED4)
- Data: engine suspension (DW10ATED4)
- Data: engine accessories (DW10ATED4)
- Data: engine accessories (DW12TED4)
- Tightening torques: DW10 engine (DW10ATED4)
- Identification: engine (DW10ATED4)
- Identification: engine (DW10BTED4)
- Tightening torques: engine type ew10a (EW10A)
- Tightening torques: engine suspension - gearbox (EW10A)
- Tightening torques: DW10UTED4 engine (DW10UTED4)
- Tightening torques: engine/gearbox mountings (DW10UTED4)
- General specifications: DW10UTED4 engine (DW10UTED4)
- General specifications: DW10BTED4 engine (DW10BTED4)
- Tightening torques: engine/gearbox mountings (DW10BTED4)
- Identification - data: engine (EW10J4, EW10A)
- Identification: engine (ES9J4S)
- Tightening torques: DW10BTED4 engine (DW10BTED4)
- Tightening torques: EW10J4 - EW10J4S - EW10A - EW10D engines (EW10A)
- Check: engine pressure, end of compression (DW12BTED4)
- Check: pressure, engine end of compression (DW10CB FAP DTR, 2.0 HDi 163 FAP)
- Check: engine compression ratio (DW12TED4)
- Check: engine compression ratio (DW10UTED4)
- Check: engine compression ratio (DW10BTED4)
- Dismantling: ES9 engine (ES9J4S)
- Refitting: ES9 engine (ES9J4S)
- Removing - refitting: engine/gearbox assembly (DW12BTED4)
- Removing - refitting: engine - gearbox (DW12BTED4)
- Refitting: DW12TED4 - DW12UTED engine (DW12TED4)
- Removing - refitting: engine - gearbox (DW10CB FAP DTR, 2.0 HDi 163 FAP)
- Removing - refitting: engine - gearbox (DW10CB FAP DTR, 2.0 HDi 163 FAP) — variant 2
- Dismantling: under engine (DW10CB FAP DTR, 2.0 HDi 163 FAP)
- Dismantling: engine top (2.0 HDi 163 FAP, DW10CB FAP DTR)
- Refitting: engine top (2.0 HDi 163 FAP, DW10CB FAP DTR)
- Refitting: under engine (2.0 HDi 163 FAP, DW10CB FAP DTR)
- Removing - refitting: ancillary drive belt (DW12TED4)
- Removing - refitting: ancillary drive belt (EW10J4)
- Removing - refitting: ancillary drive belt (EW12J4)
- Dismantling: engine (EW12J4)
- Removing - refitting: ancillary drive belt (DW10ATED4)
- Removing - refitting: power unit (EW10J4)
- Removing - refitting: power unit (EW12J4)
- Removing - refitting: ancillary drive belt (ES9J4S)
- Refitting: engine (EW12J4, –08.2002)
- Removing - refitting: power unit (DW10ATED4)
- Removing - refitting: power unit (DW12TED4)
- Removing - refitting: power unit (ES9J4S)
- Dismantling: DW10 engine (DW10ATED4)
- Refitting: DW10 engine (DW10ATED4)
- Removing - refitting: engine - gearbox (EW10A)
- Removing - refitting: engine/gearbox assembly (DW10UTED4)
- Removing - refitting: engine/gearbox assembly (DW10BTED4)
- Refitting: engine (DW10UTED4, DW10BTED4)
- Dismantling: DW10BTED4 engine (DW10BTED4, DW10UTED4)
- Refitting: engine (EW10A, EW10J4, 04.2003+)
- Dismantling: engine (EW10A, EW10J4)
- Refitting: engine (EW12J4, 08.2002+) — variant 2
- Overhaul: engine type ES9J4S (Summary) (ES9J4S)
- Overhaul: DW10CTED4 engine type (DW10CB FAP DTR, 2.0 HDi 163 FAP)
- Overhaul: engine type EW10j4 - EW10J4S - EW10A (EW10J4, EW10A)
- Overhaul: DW10BTED4 engine (DW10UTED4, DW10BTED4)
- Prohibited operations: HDI direct injection system
- Prohibited operations: hdi direct injection system BOSCH
- Prohibited operations: hdi direct injection system DENSO
- Prohibited operations: petrol direct injection system THP
- Prohibited operations: hdi direct injection system CONTINENTAL-SIEMENS
- Prohibited operations: HDI direct injection system — variant 2
- Prohibited operations: HDI direct injection system — variant 3
- Prohibited operations: HDI direct injection system — variant 4
- Prohibited operations: HDI direct injection system (SIEMENS) (DW10BTED4, DW10UTED4)
- Prohibited operations: HDI direct injection system (BOSCH) (DW12BTED4)
- Prohibited operations: HDI direct injection system (SIEMENS) (DW10BTED4)
- Fitting: engine on stand — variant 2
- Fitting: engine on stand — variant 3
- Fitting: engine on stand — variant 4
- Fitting: engine on stand — variant 5
- Fitting: engine on stand — variant 6
- Stripping - re-assembling: ES9J4S engine (ES9J4S)
- Stripping: EW10A engine (EW10A)
- Re-assembling: engine (EW10J4)
- Stripping-assembling: (EW10J4) engine (EW10J4)
- Re-assembling: engine (EW10A)
- Modification: engine (EW10J4)
- Removing - refitting: coolant temperature sensor (DW10CB FAP DTR, 2.0 HDi 163 FAP)
- Operating methods: DW12BTED4 engine with particle filter (BOSCH EDC16 CP39) (Summary) (DW12BTED4)
- Operating methods: EW7-EW10 (MAGNETI MARELLI 6LPB) engines (Summary) (EW10A)
- Operating methods: (EW7A-EW10A engines) injection system (MAGNETI MARELLI 6LPB) (Summary) (EW10A)
- Operating methods: (engine DW10BTED4 FAP) injection system (SIEMENS SID 803A) (DW10BTED4)
- Operating methods: EW10J4 - EW12J4 engine injection system (magneti marelli 4MP2) (Summary) (EW10J4, EW12J4)
- Operating methods: EW10J4 - EW10J4S - EW12J4 engine injection system (magneti marelli 6LP) (Summary) (EW10J4, EW12J4)
- Presentation: DW10CTED4 - DW10DTED4 engines - hdi direct injection system DELPHI DCM 3.5
- Operating methods: hdi direct injection system DELPHI DCM 3.5 - DW10CTED4 engine (2.0 HDi 163 FAP)
- Function: fuel additive system (SIEMENS SID803) (version without tank cap sensor)
- Description: air supply circuit (EW10A)
- General: HDI direct injection system (DW12TED4)
- General synopsis: HDI direct injection system (DW12TED4)
- Function: fuel supply (DW12TED4)
- Function: air supply (DW12TED4)
- Function: exhaust gas recycling (DW12TED4)
- Function: HDI direct injection system (DW12TED4)
- Function: particle filtration (DW12TED4)
- Function: engine cooling (FRIC) (integrated in the injection ECU) (DW12TED4)
- Function: cooling requirement for the air conditioning (BRAC) (integrated in the injection ECU) (DW12TED4)
- Function: fuel additive function (DW12TED4)
- Phases of operation: HDI direct injection system (DW12TED4)
- Phases of operation: particle filtration (DW12TED4)
- Maintenance: HDI direct injection system (DW12TED4)
- Presentation: injection MAGNETI MARELLI 4MP2 (EW12J4, EW10J4)
- General synopsis: injection system MAGNETI MARELLI 4MP2 (EW12J4, EW10J4)
- Function: fuel supply (EW12J4, EW10J4)
- Function: air supply (engine EW10J4) (EW10J4, EW12J4)
- Function: air supply (engine EW12J4) (EW12J4)
- Function: ignition system (EW12J4, EW10J4)
- Function: injection (EW12J4, EW10J4)
- Function: air injection to the exhaust (EW10J4, EW12J4)
- Function: exhaust gas recycling (EW12J4, EW10J4)
- Function: fuel vapour recycling (canister) (EW12J4, EW10J4)
- Function: engine cooling (EW10J4, EW12J4)
- Function: cooling requirement for the air conditioning (BRAC) (integrated in the injection ECU) (EW12J4, EW10J4)
- Phases of operation: injection system MAGNETI MARELLI 4MP2 (EW10J4, EW12J4)
- Maintenance: injection system MAGNETI MARELLI 4MP2 (EW12J4, EW10J4)
- Presentation: injection MAGNETI MARELLI 6LP (EW12J4, EW10J4)
- General synopsis: injection system MAGNETI MARELLI 6LP (EW10J4, EW12J4)
- Function: fuel supply (EW12J4, EW10J4) — variant 2
- Function: air supply (engine EW10J4) (EW10J4)
- Function: air supply (engine EW12J4) (EW12J4) — variant 2
- Function: ignition system (EW10J4, EW12J4)
- Function: air injection to the exhaust (EW10J4, EW12J4) — variant 2
- Function: exhaust gas recycling (EW10J4, EW12J4)
- Function: fuel vapour recycling (canister) (EW12J4, EW10J4) — variant 2
- Function: engine cooling (integrated in the injection ECU) (EW12J4, EW10J4)
- Function: cooling requirement for the air conditioning (BRAC) (integrated in the injection ECU) (EW10J4, EW12J4)
- Function: injection MAGNETI MARELLI 6LP (EW12J4, EW10J4)
- Phases of operation: injection system MAGNETI MARELLI 6LP (EW12J4, EW10J4)
- Maintenance: injection system MAGNETI MARELLI 6LP (EW10J4, EW12J4)
- Modification: Fuel additive ECU (DW12TED4, DW10ATED4)
- Maintenance: HDI direct injection system (DW12TED4, DW10ATED4)
- Phases of operation: particle filtration (DW12TED4, DW10ATED4)
- Function: fuel additive function (DW12TED4, DW10ATED4)
- Modification: particle filter additive (DW12TED4, DW10ATED4)
- General: HDI direct injection system (SIEMENS SID 803) (DW10BTED4)
- General synopsis: injection system (SIEMENS SID 803) (DW10BTED4)
- Function: fuel supply (SIEMENS SID 803) (DW10BTED4)
- Function: air supply (SIEMENS SID 803)
- Function: exhaust gas recycling (SIEMENS SID 803) (DW10BTED4)
- Function: HDI direct injection system (SIEMENS SID 803) (DW10BTED4)
- Function: pre-postheating (SIEMENS SID 803) (DW10BTED4)
- Function: particle filtration (SIEMENS SID 803) (DW10BTED4)
- Function: fuel additive function siemens SID 803 (version with tank cap sensor) (DW10BTED4)
- Maintenance: injection system (SIEMENS SID 803) (DW10BTED4)
- Phases of operation: particle filtration (SIEMENS SID 803) (DW10BTED4)
- Phases of operation: HDI direct injection system (SIEMENS SID 803) (DW10BTED4)
- Function: engine cooling circuit management (integrated in the injection ECU) (SIEMENS SID 803) (DW10BTED4)
- Function: cooling requirement for the air conditioning (BRAC) (integrated in the injection ECU) (SIEMENS SID 803) (DW10BTED4)
- Presentation: injection system MAGNETI MARELLI 6LPB (EW10A)
- Function: engine cooling (FRIC) incorporated in the injection ECU
- Function: ignition system (EW10A)
- General synopsis: injection system MAGNETI MARELLI 6LPB (engine version EW10A) (EW10A)
- Function: air supply (EW10A)
- Function: cooling requirement for the air conditioning (BRAC) (EW10A)
- Maintenance: injection system MAGNETI MARELLI 6LPB (EW10A)
- Phases of operation: injection system magneti marelli 6lpb (EW10A)
- Function: injection magneti marelli 6lpb (EW10A)
- Function: engine cooling (FRIC) incorporated in the injection ECU — variant 2
- Phases of operation: particle filtration bosch EDC16 Cp39
- General: HDI direct injection system BOSCH EDC16 CP39
- Presentation: bosch edc16 cp39 direct diesel injection ECU
- Function: air supply BOSCH EDC16 CP39
- Function: exhaust gas recycling BOSCH EDC16 CP39
- Function: engine cooling (FRIC) incorporated in the injection ECU BOSCH EDC16 CP 39
- Function: fuel supply (BOSCH EDC16 CP39)
- Function: pre-postheating BOSCH EDC16 CP39
- Function: cooling requirements associated with air conditioning BOSCH EDC16 CP39
- Function: fuel additive function BOSCH EDC16 CP39
- Function: particle filtration Bosch EDC16 Cp39
- Tightening torques: components of the fuel circuit (DW10CB FAP DTR, 2.0 HDi 163 FAP)
- Data: air supply circuit (engine DW12TED4) (DW12TED4)
- Data: air supply circuit (DW10ATED4 engine with particle filter) (DW10ATED4)
- Data: air supply circuit (DW10ATED4 engine without particle filter) (DW10ATED4)
- General specifications: air supply circuit (DW10UTED4)
- Data: injector carrier seals (DW10BTED4, DW10UTED4)
- Check: fuel supply system (high pressure) (SIEMENS assembly) (DW12BTED4)
- Check: low pressure fuel supply circuit (DW12BTED4)
- Check: fuel high pressure supply circuit (2.0 HDi 163 FAP, DW10CB FAP DTR)
- Check: low pressure fuel supply circuit (DW10CB FAP DTR, 2.0 HDi 163 FAP)
- Check: high pressure fuel circuit (DW10ATED4, DW12TED4)
- Check: low pressure fuel supply circuit (DW10UTED4)
- Check: low pressure fuel supply circuit (DW10BTED4)
- Diagnostic: initialisation of an engine management ECU
- Removing - refitting: fuel temperature sensor (DW12BTED4)
- Removing - refitting: inlet air temperature sensor (DW12BTED4)
- Removing - refitting: inlet air pressure sensor (DW12BTED4)
- Removing - refitting: engine ECU (DW12BTED4, DW10CB FAP DTR, 2.0 HDi 163 FAP)
- Removing - refitting: engine speed sensor (DW12BTED4)
- Removing - refitting: cylinder reference sensors (DW12BTED4)
- Removing - refitting: high pressure fuel sensor (DW12BTED4)
- Removing - refitting: high pressure fuel pump (DW12BTED4)
- Removing - refitting: fuel high pressure common injection rail (DW12BTED4)
- Removing - refitting: diesel injector (DW12BTED4)
- Removing - refitting: high pressure fuel regulator (DW12BTED4)
- Removing - refitting: engine speed sensor (DW10CB FAP DTR, 2.0 HDi 163 FAP)
- Removing - refitting: cylinder reference sensors (2.0 HDi 163 FAP, DW10CB FAP DTR)
- Removing - refitting: high pressure fuel regulator (high pressure pump) (2.0 HDi 163 FAP, DW10CB FAP DTR)
- Removing - refitting: fuel temperature sensor (2.0 HDi 163 FAP, DW10CB FAP DTR)
- Removing - refitting: high pressure fuel pump (DW10CB FAP DTR, 2.0 HDi 163 FAP)
- Removing - refitting: fuel high pressure common injection rail (2.0 HDi 163 FAP, DW10CB FAP DTR)
- Removal - refitting: diesel injector (2.0 HDi 163 FAP, DW10CB FAP DTR)
- Removing - refitting: high pressure fuel regulator (high pressure pump) (DW10BTED4, DW10UTED4)
- Removing - refitting: diesel injectors (DW10ATED4)
- Removing - refitting: diesel injectors (DW12TED4)
- Removing - refitting: fuel high pressure common injection rail (DW10ATED4)
- Removing - refitting: fuel high pressure common injection rail (DW12TED4)
- Removing - refitting: high pressure fuel pump BOSCH (DW12TED4, DW10ATED4)
- Removing - refitting: petrol injector (EW10A)
- Removing - refitting: diesel injector (DW10UTED4)
- Removing - refitting: high pressure fuel pump (DW10UTED4)
- Removing - refitting: fuel high pressure common injection rail (DW10UTED4)
- Removing - refitting: diesel injector (DW10UTED4, DW10BTED4)
- Removing - refitting: fuel high pressure common injection rail (DW10BTED4)
- Removing - refitting: high pressure fuel pump (DW10BTED4, DW10UTED4)
- Drain - refill: fuel tank
- Cleaning: unions on the fuel high pressure common injection rail (HDI) (DW12BTED4)
- Cleaning: unions on the fuel high pressure common injection rail (HDI) (2.0 HDi 163 FAP, DW10CB FAP DTR)
- Cleaning: fuel high pressure common injection rail unions (DW10ATED4)
- Cleaning: fuel high pressure common injection rail unions (DW12TED4)
- Cleaning: fuel high pressure common injection rail unions (DW10ATED4) — variant 2
- Cleaning: fuel high pressure common injection rail unions (DW10BTED4)
- Cleaning: fuel high pressure common injection rail unions (DW10UTED4, DW10BTED4)
- Modification: replacing of the fuel return seals on the diesel injectors (DW12BTED4)
- Function: fuel supply (EW10A)
- 2002 model year range: sparking plugs
- Removing - refitting: sparking plugs (ES9J4S)
- Technical note: additives for particle filter
- Removing - refitting: additive injector (DW10ATED4, DW12TED4)
- Tightening torques: engine-automatic gearbox coupling
- Removing - refitting: engine speed sensor (DW12BTED4) — variant 2
- Removing - refitting: electrovalves and pressure regulators
- Description - operation: engine coolant temperature sensor
- Description - function: diesel additive pump
- Flow chart: HDI direct injection system (DW10CTED4 engine)
- Principles of operation: immobiliser
- Principles of operation: overspeed control
- Principles of operation: cooling system
- Principles of operation: cooling system — variant 2
- General: immobiliser
- General: overspeed control
- General: speed control
- General: cooling system
- After-sales operations: immobiliser
- General: HDI direct injection SIEMENS
- Preliminary check: HDI direct injection SIEMENS
- Check: after repair
- Configuration: engine ECU MAGNETI MARELLI MM6LP - MM6LPB - MM6LPC
- Configuration: engine ECU SIEMENS SID 803
- Configuration: engine ECU BOSCH ME7.4.4 - ME7.4.6
- Configuration: engine ECU BOSCH EDC15C2
- Diagnostic: impossible to restart communication with the engine ECU MAGNETI MARELLI MM4MP2 - EW12J4 (3FZ) engine
- Instructions: diagnostic assistance document
- Information: fault code P0488 (engine ECU) (DW10BTED4, 2.0 HDi 163 FAP, DW10CB FAP DTR)
- Information: fault code P0235 (engine ECU) (2.0 HDi 163 FAP, DW10CB FAP DTR)
- Information: fault code P0269 (engine ECU) (2.0 HDi 163 FAP, DW10CB FAP DTR, DW10BTED4)
- Information: fault code P1490 (engine management ECU) (DW10CB FAP DTR, 2.0 HDi 163 FAP)
- Information: fault code P0096 (Engine management ECU) (DW10CB FAP DTR, 2.0 HDi 163 FAP)
- Information: fault code P1412 (engine ECU) (2.0 HDi 163 FAP, DW10CB FAP DTR)
- Information: fault code P1435 (engine management ECU) (DW10CB FAP DTR, 2.0 HDi 163 FAP)
- Table: fault codes - DW10BTED4 engine (SIEMENS SID 803) (DW10BTED4)
- Table: fault codes - engine DW10C (DELPHI DCM 3.5) branch 1 (2.0 HDi 163 FAP)
- Table: fault codes - ES9A engine (BOSCH ME 7.4.7) (Summary) (ES9A)
- Table: fault codes - EW10J4 (MAGNETI MARELLI MM6LP) engine (EW10J4)
- Table: fault codes - DW12BTED4 (BOSCH EDC16CP39) engine (DW12BTED4)
- Table: fault codes - EW12J4 (MAGNETI MARELLI MM6LP/MM6LPB) engine (EW12J4)
- Table: fault codes - DW10ATED4 (BOSCH EDC15C2) engine (DW10ATED4)
- Table: fault codes - engine DW10CB (DELPHI DCM3.5) branch 1 (DW10CB FAP DTR)
- Help in diagnosis: variable geometry turbocharger DW10B / DW10U SIEMENS engine type (Summary) (DW10UTED4, DW10BTED4)
- Help in diagnosis: direct injection HDI DW10B / DW10U SIEMENS (Summary)
- Help in diagnosis: starting problem - engine DW10C (DELPHI DCM3.5) (DW10CB FAP DTR, 2.0 HDi 163 FAP)
- Help in diagnosis: starting problem - DW10B engine (Siemens sid 803) (DW10BTED4)
- Help in diagnosis: lack of power - DW10C (DELPHI DCM3.5) engine (DW10CB FAP DTR, 2.0 HDi 163 FAP)
- Help in diagnosis: diagnostic warning lamp lights - DW10C (DELPHI DCM 3.5) engine (DW10CB FAP DTR, 2.0 HDi 163 FAP)
- Help in diagnosis: engine hesitation - DW10C (DELPHI DCM3.5) engine (2.0 HDi 163 FAP, DW10CB FAP DTR)
- Help in diagnosis: malfunctioning of the engine when idling - DW10C (DELPHI DCM3.5) engine (DW10CB FAP DTR, 2.0 HDi 163 FAP)
- Help in diagnosis: engine stopped or stalled - DW10C (DELPHI DCM3.5) engine (2.0 HDi 163 FAP, DW10CB FAP DTR)
- Presentation: ENGINE TOOLS dw10bted4 (DW10UTED4, DW10BTED4)
- Presentation: engine tool (EW10J4, EW10A)