Remove heat management module
WARNING:
Hot surfaces
.
Risk of burning!
Risk of burning!
- Perform all work only on components that have cooled down.
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 THE 48 V ELECTRICAL SYSTEM .
- Refer to DISCONNECTING ALL BATTERY GROUND LEADS .
- Refer to REMOVING THE SEAL FOR THE HOOD REAR .
- Refer to REMOVING THE ACOUSTIC COVER .
- Refer to REMOVING ACOUSTIC COVER AT REAR .
- Refer to REMOVING INTAKE SILENCER HOUSING .
- Refer to REMOVING THE DME CONTROL UNIT .
- Refer to REMOVING THE INTEGRATED POWER SUPPLY MODULE (PDM) .
- Refer to REMOVING THE CONTROL UNIT HOLDER .
- Refer to REMOVING THE FRONT UNDERBODY PROTECTION .
- Refer to REMOVING THE UNDERBODY PROTECTION OF THE STEERING GEAR .
- Refer to IF INSTALLED: REMOVE THE UNDERBODY PROTECTION OF THE STEERING SYSTEM .
- Refer to IF INSTALLED: PARTIALLY RELEASE THE ENGINE OIL COOLER .
- Refer to DRAINING THE COOLANT FROM THE LOW-TEMPERATURE COOLING SYSTEM .
- Refer to DRAINING THE COOLANT FROM THE HIGH-TEMPERATURE COOLING SYSTEM .
- Refer to CONNECTING THE COOLANT LINES FOR THE LOW-TEMPERATURE COOLANT CIRCUIT .
- Refer to CONNECTING THE COOLANT LINE TO THE HIGH-TEMPERATURE COOLANT RADIATOR .
- Refer to IF INSTALLED: SECURING THE ENGINE OIL COOLER .
- Refer to REMOVING TANK VENT VALVE .
- Refer to REMOVING THE INTAKE PLENUM .
NOTE:
RISK OF DAMAGE
Coolant leaking from the starter motor generator .
Damage and loss of function of the starter motor generator .
Coolant leaking from the starter motor generator .
Damage and loss of function of the starter motor generator .
- Cover the starter motor generator with suitable, watertight auxiliary materials.
- Close off line connections with seal plugs.
- If necessary: Rinse off the coolant leaking from starter motor generator with at least 1 l of water.
NOTE:
RISK OF DAMAGE
Electrostatic discharge .
Damage to or destruction of electrical components .
Electrostatic discharge .
Damage to or destruction of electrical components .
- Leave the electrical components in their original packaging until they are being installed. Only use the original packaging for returning the product. Always package removed components straight away.
- Read and comply with user information on using the associated special tool 12 7 060.
- Only tap the housings of electrical components. Do not tap pins or multi-pin connectors directly.
- Wear electrically conductive clothing and antistatic shoes (with ESD symbol).
- For additional information see: NOTES ON ESD PROTECTION (ELECTRO STATIC DISCHARGE) .
NOTE:
RISK OF DAMAGE
Damage to wires when disconnecting connectors and plug connections .
Sheared wires can cause a short circuit .
Damage to wires when disconnecting connectors and plug connections .
Sheared wires can cause a short circuit .
- Do not pull on wires when disconnecting connectors and plug connections.
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.
- Loosen clamp (1) .
- Loosen clamps (2)
.
- Unlock and loosen coolant line (1) .
- Catch and dispose of escaping coolant.
- Release screws (1) .
- Feed out the support (2)
for the intake plenum and remove it.
- Unlock and loosen coolant line (1) .
- Unlock and loosen coolant line (2) .
- Catch and dispose of escaping coolant.
- Unlock and disconnect the plug connection (1) for the heat management module.
- Unlock and disconnect the plug connection (2) for the heat management module.
- Loosen clamp (3) .
- Unlock and release the coolant line (4) .
- Catch and dispose of escaping coolant.
- Loosen nut (1) .
- Feed out the grounding cable (2) and set aside.
- Loosen clamp (3)
.
- Unlock and disconnect the plug connection (1) on the knock sensor.
- Loosen clamp (2)
.
- Loosen screws (1)
.
- Feed out and remove the heat management module (1) with the connecting pipe (2) .
- Catch and dispose of escaping coolant.
- Guide out and remove connecting pipe (1) from heat management module (2) in the arrow direction .