1. Give the fixing screw of the handle of the selector lever and remove the handle. Pry and remove trim panel around base of selector lever.
If the terminal pattern on your vehicle's start enable sensor/switch connector does not match any of the following, then some special procedures may be required to verify sensor operation. In this case, have the sensor checked by a BMW dealer or workshop.
2. On early models, disconnect the connectors.
3. Then check continuity between the following terminals:
Selector position | Terminals |
"P" | 3 and 4 |
"R" | 3 and 5 |
"N" | 3 and 6 |
"D" | 3 and 7 |
3 | 3 and 1 |
2 | 3 and 8 |
1 | 3 and 9 |
4. On the latest models, disconnect the connectors.
5. Then check continuity between the following terminals:
Selector position | Terminals |
"P" | 1 and 3 and 7 |
"R" | 1 and 4 and 7; 5 and 6 |
"N" | 1 and 2 and 3 |
"D" | 1 and 4 |
3 | 1 and 2 |
2 | 1 and 7 |
1 | 1 and 2 and 7 |