Remove low-temperature coolant expansion tank

NOTE: DANGER
High-voltage system .
The high-voltage system operates on the basis of hazardous, electrical voltage and high currents. Mortal hazard through electric shock!

All work on the high-voltage system may only be carried out by specially trained and technically experienced personnel.
For additional information see:
SAFETY INSTRUCTIONS ON HANDLING HYBRID CARS .
For additional information see:
NOTES ON REPAIR OF HIGH-VOLTAGE BATTERY UNIT .

Preliminary work

Refer to REMOVING THE FRONT UNDERBODY PROTECTION .

WARNING: Hot surfaces.
Risk of burning!

Perform all work only on components that have cooled down.

CAUTION: Materials harmful to health.
Contact with fluids harmful to health!

Note and follow safety instructions on containers.
Conduct all work in appropriate personal protective equipment only.

NOTE: TECHNICAL INFORMATION
Use commercially available pinch-off tools to pinch off the coolant hoses.

NOTE: TECHNICAL INFORMATION
Collect and dispose of emerging fluids. Observe country-specific waste disposal regulations.

Use commercially available disconnection tools to disconnect the coolant line.

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Use commercially available syringe (1) or a suitable tool to empty the coolant expansion tank.

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Loosen sealing cap (1).
Suction out coolant with a standard pump and dispose of it.

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Unlock and disconnect the coolant line (1).
Unlock lock (2).
Release the low-temperature coolant expansion tank (3) from the holder.

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NOTE: TECHNICAL INFORMATION
Only flexible hose pipes may be disconnected.
Pinch off the coolant line (1) with a standard disconnection tool.
Unlock and disconnect the coolant line (1).
Catch and dispose of leakage coolant.
Guide out low-temperature coolant expansion tank (2) and remove.

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