ATF flushing process: Notes
Special tools, testers and auxiliary items required
- Vehicle Diagnosis, Testing and Information System VAS 5051 with Diagnostic cable VAS 5051/5A
- ATF filler system F/CVT gearbox VAS 5162
- Triple square socket driver 3357
- Drip tray
- Safety glasses
Work procedure
- Transmission installed.
With normal ATF change, only about 55 to 60% of total ATF in transmission is replaced.
"ATF flush" procedure is necessary when old ATF in transmission must be removed completely.
ATF must always be flushed with following procedures:
- Changing input shaft
- Servicing input shaft
In addition, test run must be performed 2 times and afterwards ATF must be changed, as described below.
Only by doing this will ATF in transmission be changed completely.
CAUTION:
If all these steps are not followed completely, transmission components will be damaged.
- After installing transmission: → ATF, filling for ATF flushing process .
CAUTION:
- After installing the transmission with a new disc pack or input shaft, the Vehicle Diagnosis, Testing and Information System VAS 5051 A must check before the first drive whether or not update programming in the Transmission Control Module (TCM) J217 must be carried out.
- If update programming is needed but not carried out, transmission components will be damaged.
- If update programming is not needed but carried out, transmission components will be damaged.
Check whether update programming in the Transmission Control Module (TCM) J217 must be carried out.
- Vehicle Diagnosis, Testing, and Information System VAS 5051 connected.
- Vehicle-specific access to Vehicle Diagnosis, Testing, and Information System VAS 5051 in "Guided Fault Finding".
- Using Goto button, select "Complaint registration " function in test plan and find following selection:
| Text lines to select | ||||
|---|---|---|---|---|
| "Repair solution" | ||||
| "Drive" | ||||
| "Function" | ||||
| " Jerking when accelerating from stop" | ||||
- Press " Transfer" text line and select test program " Jerking when accelerating from stop".
NOTE:
- Through this process in Vehicle Diagnosis, Testing, and Information System VAS 5051 update programming is only carried out for the Transmission Control Module (TCM) J217 if this is necessary.
- If necessary, carrying out update programming in Transmission Control Module (TCM) J217.