17 00 005 Draining and topping up coolant
Note. After topping up the coolant, bleed the cooling system and check for water tightness, refer to 17 00 039 VENTING COOLING SYSTEM AND CHECKING FOR LEAKS (Z3 M54) .
Drain coolant!
| CAUTION | Danger of scalding! Safety information: Only perform this work after engine has cooled down. |
17 00 005 Draining and topping up coolant (Z3 M54)
| WARNING | Danger of scalding! Only perform these tasks on an engine that has cooled down. |
17 11 509 Flushing radiator
Note. If oil has penetrated the coolant circuit, you must flush the radiator and coolant expansion tank with cleaning agent.
| CAUTION | When working on the oil, coolant or fuel circuit, protect the alternator against contamination (not applicable to alternators with coolant jackets). Cover alternator with suitable materials. Failure to comply with this procedure may result in an alternator malfunction. |
17 21 500 Flushing oil cooler with lines (automatic transmission)
Note. For Special Tool identification, see SPECIAL TOOLS - Z3 .
Special Tools Required
- 17 2 018
- 17 2 019
Note. Carry out the work steps listed when: Fitting a new or replacement transmission or flushing can only be carried out with the automatic transmission removed.
Procedure
Automatic transmission removed.
Connect appropriate adapters to oil lines exiting from automatic transmission.
Connect the connecting line 17 2 019 from the oil collection unit with the quick-release coupling.
Connect drain line 17 2 018 using quick-release coupling.
Feed open end of drain line into a suitable collection container.
Using oil collection unit, flush approx. 1 liter of transmission fluid through oil lines and oil cooler.
Reposition quick-release couplings.
Flush oil lines/oil cooler in opposite direction with approx. 1 liter of transmission fluid.
Disconnect quick-release couplings, remove adapters.
Note. Dispose of flushing oil properly; do not under any circumstances reuse it.
Arrangement Of Flushing Device For Transmissions A5S 310Z, A5S 560Z, A5S 360R/390R, A4S 200R, A5S 325Z, GA6HP26Z
Scheme 6
17 2 011 Adapter for connecting transmission-side oil cooler lines (1).
17 2 015 Connection for oil collection unit (2), manufacturer: Deutsche Tecalemit or.
17 2 016 Connection for oil collection unit (2), manufacturer: Horn.
17 2 017 Quick-release coupling (2 pieces).
17 2 018 Hose to oil drip tray (3).
17 2 019 Hose to oil collection unit (2).
17 2 021 Mounting plate for adapter 17 2 011 for transmissions A5S 325Z, GA6HP26Z.
Arrangement Of Flushing Device For Transmission A4S 310R
Scheme 7
17 2 012 Adapters (2 x) for connecting transmission-side oil cooler lines (1).
17 2 015 Connection for oil collection unit (2), manufacturer: Deutsche Tecalemit or.
17 2 016 Connection for oil collection unit (2), manufacturer: Horn.
17 2 017 Quick-release coupling (2 pieces).
17 2 018 Hose to oil drip tray (3).
17 2 019 Hose to oil collection unit (2).
Arrangement Of Flushing Device For Transmission A4S 300J
Scheme 8
17 2 012 Adapters (2 x) for connecting transmission-side oil cooler lines (1).
17 2 014 Banjo bolt for connecting transmission-side oil cooler lines (1).
17 2 015 Connection for oil collection unit (2), manufacturer: Deutsche Tecalemit or.
17 2 016 Connection for oil collection unit (2), manufacturer: Horn.
17 2 017 Quick-release coupling (2 pieces).
17 2 018 Hose to oil drip tray (3).
17 2 019 Hose to oil collection unit (2).
Arrangement Of Flushing Device For Transmission A5S 440Z
Scheme 9
17 2 012 Adapters (2 x) for connecting transmission-side oil cooler lines (1).
17 2 013 Banjo bolt for connecting transmission-side oil cooler lines (1).
17 2 015 Connection for oil collection unit (2), manufacturer: Deutsche Tecalemit or.
17 2 016 Connection for oil collection unit (2), manufacturer: Horn.
17 2 017 Quick-release coupling (2 pieces).
17 2 018 Hose to oil drip tray (3).
17 2 019 Hose to oil collection unit (2).
Note. For Special Tool identification, see SPECIAL TOOLS - Z3 . Special Tools Required
- 17 2 018
- 17 2 019
Note. Carry out the work steps listed when: Fitting a new or replacement transmission. Flushing can only be carried out with the automatic transmission removed.
Procedure
Automatic transmission removed.
Connect appropriate adapters to oil lines exiting from automatic transmission.
Connect the connecting line 17 2 019 from the oil collection unit with the quick-release coupling.
Connect drain line 17 2 018 using quick-release coupling.
Feed open end of drain line into a suitable collection container.
Using oil collection unit, flush approx. 1 liter of transmission fluid through oil lines and oil cooler.
Reposition quick-release couplings.
Flush oil lines/oil cooler in opposite direction with approx. 1 liter of transmission fluid.
Disconnect quick-release couplings, remove adapters.
Note. Dispose of flushing oil properly; do not under any circumstances reuse it.
Arrangement Of Flushing Device For Transmissions A5S 310Z, A5S 560Z, A5S 360R/390R, A4S 200R, A5S 325Z, GA6HP26Z
Scheme 10
17 2 011 Adapter for connecting transmission-side oil cooler lines (1).
17 2 015 Connection for oil collection unit (2), manufacturer: Deutsche Tecalemit or.
17 2 016 Connection for oil collection unit (2), manufacturer: Horn.
17 2 017 Quick-release coupling (2 pieces).
17 2 018 Hose to oil drip tray (3).
17 2 019 Hose to oil collection unit (2).
17 2 021 Mounting plate for adapter 17 2 011 for transmissions A5S 325Z, GA6HP26Z.
Arrangement Of Flushing Device For Transmission A4S 310R
Scheme 11
17 2 012 Adapters (2 x) for connecting transmission-side oil cooler lines (1).
17 2 015 Connection for oil collection unit (2), manufacturer: Deutsche Tecalemit or.
17 2 016 Connection for oil collection unit (2), manufacturer: Horn.
17 2 017 Quick-release coupling (2 pieces).
17 2 018 Hose to oil drip tray (3).
17 2 019 Hose to oil collection unit (2).
Arrangement Of Flushing Device For Transmission A4S 300J
Scheme 12
17 2 012 Adapters (2 x) for connecting transmission-side oil cooler lines (1).
17 2 014 Banjo bolt for connecting transmission-side oil cooler lines (1).
17 2 015 Connection for oil collection unit (2), manufacturer: Deutsche Tecalemit or.
17 2 016 Connection for oil collection unit (2), manufacturer: Horn.
17 2 017 Quick-release coupling (2 pieces).
17 2 018 Hose to oil drip tray (3).
17 2 019 Hose to oil collection unit (2).
Arrangement Of Flushing Device For Transmission A5S 440Z
Scheme 13
17 2 012 Adapters (2 x) for connecting transmission-side oil cooler lines (1).
17 2 013 Banjo bolt for connecting transmission-side oil cooler lines (1).
17 2 015 Connection for oil collection unit (2), manufacturer: Deutsche Tecalemit or.
17 2 016 Connection for oil collection unit (2), manufacturer: Horn.
17 2 017 Quick-release coupling (2 pieces).
17 2 018 Hose to oil drip tray (3).
17 2 019 Hose to oil collection unit (2).