Removing the cylinder head gasket
WARNING:
Hot surfaces.
Risk of burning!
Risk of burning!
- Perform all work only on components that have cooled down.
WARNING:
Working on 12 V electrical system.
Risk of short circuits! Risk of fire!
Risk of short circuits! Risk of fire!
- Make sure that there is no charger connected to the jump start terminal in the engine compartment.
- Detach battery ground lead from battery.
- For auxiliary batteries: Detach battery minus cables from all auxiliary batteries.
WARNING:
Working on fuel system.
Risk of fire! Danger of explosion!
Risk of fire! Danger of explosion!
- When working on the fuel system, make sure the workstation has sufficient ventilation, e.g., by means of extraction.
- Tightly seal off open lines and connections; collect any leakage fuel directly at the point of exit.
- No fire, sparks, open flames or smoking.
CAUTION:
On releasing high pressure line, fuel may emerge at high speed.
Injury hazard!
Injury hazard!
- Wear suitable personal protective equipment.
- Before performing any installation work, allow cooling system to cool down to less than 40°C.
- Note warnings on cylinder head cover.
NOTE:
RISK OF DAMAGE
Damage to battery terminal, the safety battery terminal or the intelligent battery sensor (IBS).
Damaged battery terminals can lead to malfunctions or vehicle electrical system faults.
Damage to battery terminal, the safety battery terminal or the intelligent battery sensor (IBS).
Damaged battery terminals can lead to malfunctions or vehicle electrical system faults.
- Detach battery terminal from battery pole by carefully shifting to and fro. Do not pry off using a tool.
NOTE:
TECHNICAL INFORMATION
Collect and dispose of emerging fluids. Observe country-specific waste disposal regulations.
Collect and dispose of emerging fluids. Observe country-specific waste disposal regulations.
Preliminary work
- Refer to BRINGING FRONT COMPARTMENT LID IN THE SERVICE POSITION .
- Refer to DEACTIVATING ELECTRICAL SYSTEM .
- Refer to REMOVING THE SEAL FOR THE HOOD REAR .
- Refer to REMOVING THE ACOUSTIC COVER .
- Refer to REMOVING THE COVER OF THE ENGINE COMPARTMENT AT THE REAR LEFT .
- Refer to REMOVING THE COVER OF THE REAR RIGHT ENGINE COMPARTMENT .
- Refer to REMOVING LEFT AND RIGHT WIPER ARM .
- Refer to REMOVING WINDSHIELD PANEL COVER .
- Refer to REMOVING THE CENTER COWL UPPER PART .
- Refer to REMOVING ACOUSTIC COVER AT REAR .
- Refer to REMOVING THE CENTER FIREWALL LOWERING PART .
- Refer to REMOVING THE FRONT HOOD SEAL .
- Refer to REMOVING THE COVER FOR THE CENTER ENGINE COMPARTMENT .
- Refer to REMOVING UPPER CROSS CONNECTION .
- Refer to REMOVING THE REAR TOP CROSS CONNECTION .
- Refer to REMOVING THE FAN COWL .
- Refer to REMOVING INTAKE SILENCER HOUSING .
- Refer to REMOVING ENGINE VENTILATION LINE .
- Refer to REMOVING CLEAN AIR PIPE .
- Refer to REMOVING CHARGE AIR LINE .
- Refer to REMOVING THE ADAPTER FOR ENGINE VENTILATION LINE WITH HEATING ELEMENT ON EXHAUST TURBOCHARGER .
- Refer to REMOVING THE LAMBDA OXYGEN SENSOR .
- Refer to REMOVING THE OXYGEN SENSOR MONITOR .
- Refer to REMOVING ALL IGNITION COILS .
- Refer to REMOVING ALL SPARK PLUGS .
- Refer to REMOVING THE HIGH PRESSURE LINE BETWEEN THE HIGH PRESSURE PUMP AND THE RAIL .
- Refer to REMOVING FUEL DELIVERY LINE .
- Refer to REMOVING HIGH PRESSURE PUMP .
- Refer to REMOVING THE HIGH-PRESSURE RAIL WITH INJECTORS OF CYLINDERS 1 TO 3 .
- Refer to REMOVING THE HIGH-PRESSURE RAIL WITH INJECTORS OF CYLINDERS 4 TO 6 .
- Refer to REMOVING BOTH ACTUATORS .
- Refer to REMOVING THE CYLINDER HEAD COVER .
- Refer to REMOVING THE INTEGRATED POWER SUPPLY MODULE (PDM) .
- Refer to REMOVING THE DME CONTROL UNIT .
- Refer to REMOVING CONTROL UNIT BRACKET .
- Refer to REMOVING THE FRONT UNDERBODY PROTECTION .
- Refer to REMOVING THRUST FIELD .
- Refer to REMOVING THE CENTER UNDERBODY PROTECTION .
- Refer to REMOVING REAR UNDERBODY PROTECTION .
- Refer to REMOVING THE COVER OF THE STEERING ASSEMBLY .
- Refer to REMOVING TANK COVER ON LEFT AND RIGHT .
- Refer to REMOVING STIFFENING STRUT .
- Refer to REMOVING COMPLETE EXHAUST SYSTEM .
- Refer to REMOVING CATALYTIC CONVERTER .
- Refer to REMOVING THE OIL RETURN LINE FOR THE EXHAUST TURBOCHARGER .
- Refer to IF INSTALLED: PARTIALLY RELEASING THE ENGINE OIL COOLER .
- Refer to DRAINING THE COOLANT FROM THE LOW-TEMPERATURE COOLING SYSTEM .
- Refer to CONNECTING THE COOLANT LINES FOR THE LOW-TEMPERATURE COOLANT CIRCUIT .
- Refer to DRAINING THE COOLANT FROM THE HIGH-TEMPERATURE COOLING SYSTEM .
- Refer to CONNECTING THE COOLANT LINE TO THE HIGH-TEMPERATURE COOLANT RADIATOR .
- Refer to REMOVING THE COOLANT LINE BETWEEN THE COOLANT PUMP AND CYLINDER HEAD .
- Refer to REMOVING TANK VENT VALVE .
- Refer to REMOVING THE INTAKE PLENUM .
- Refer to BLOCKING ENGINE IN TDC FIRING POSITION .
- Refer to REMOVING CHAIN TENSIONER .
- Refer to RELEASING THE VANOS CENTRAL VALVE OF THE INTAKE ADJUSTER .
- Refer to RELEASING VANOS CENTRAL VALVE OF THE EXHAUST CAMSHAFT ADJUSTER .
- Refer to REMOVING THE VANOS CENTRAL VALVE OF THE INTAKE ADJUSTER .
- Refer to REMOVING THE VANOS CENTRAL VALVE OF THE EXHAUST CAMSHAFT ADJUSTER .
- Refer to REMOVING INTAKE ADJUSTER .
- Refer to REMOVING EXHAUST CAMSHAFT ADJUSTER .
- Refer to REMOVING THE TEST GAUGES FOR SECURING THE CAMSHAFTS .
- Refer to REMOVING THE CYLINDER HEAD .