Automatic Transmission/Transaxle: Testing and Inspection

Kickdown Function Adaptation
If accelerator pedal position sender or engine control module is replaced, kickdown function adaptation is required for vehicles with an automatic transmission.

Requirements
- No faults stored in fault memory
- Engine not running, ignition on

Work sequence
- Connect vehicle diagnostic, testing and information system VAS 5051 and select vehicle system "01 - Engine electronics" from list. Ignition must be on. Connecting VAS 5051 Scan Tool

Indicated on VAS 5051:







- From list -1- select diagnostic function "04 - Basic setting".

Indicated on VAS 5051:







1 Enter display group
- Use keypad -2- to enter "063" for "Display group number 063" and confirm by touching Q key.

Indicated on VAS 5051:







- Activate basic setting by touching key -A-.

NOTE: The user is then prompted to "Actuate kickdown".

- Floor accelerator pedal beyond kickdown point and hold it this position.

NOTE: "Kickdown ADP. in progress" is displayed during adaptation of kickdown point. "Kickdown ADP. OK" appears following successful adaptation of kickdown point.

- Check display in zone -4-.

Display Group 063:

NOTE:
- The abbreviation "ADP" in display zone 4 stands for Adaptation.
- "ERROR" may be displayed, for example, if - following tester prompt - accelerator pedal is not floored immediately or if accelerator pedal is released with adaptation already in progress but not yet completed. In both cases exit from "Basic setting" mode and perform adaptation again.