AD91.29-P-3000B | Electric seat adjustment (ESA) diagnosis operational check | 17.3.99 |
MODEL 208 as of 1.8.99 except CODE (275b) Memory package (driver seat, mirror)
Danger! | Risk of injury by trapping or crushing, in extreme cases with loss of limbs when working with the mechanism | When moving components, no body parts or limbs should be within the movement range of the mechanism | |
| Electric seat adjustment (ESA) Location of components | ||
| Fuses in order | ||
| Battery voltage 11-14 V | ||
Function check | |||
Scope of test | Operation/requirement | Specified value | Possible cause/remedy |
1 Left front seat Seat forward/back | Driver-side power seat switch (memory) (S91/2) Push seat cushion switch forward: Push seat cushion switch back: |
Seat moves forward. Seat moves back. | |
2 Left front seat Seat height rear raise/lower | Driver-side power seat switch (memory) (S91/2) Push seat cushion switch up: Push seat cushion switch down: |
Rear half of seat moves up. Rear half of seat moves down. | |
3 Left front seat Easy-Entry | Pull release handle on seat backrest, fold backrest forward: push, fold backrest back: |
Seat moves forward (entry position). Seat moves back (drive position). | |
4 Right front seat Seat forward/back | Front passenger-side power seat switch (memory) (S92/2) Push seat cushion switch forward: Push seat cushion switch back: |
Seat moves forward. Seat moves back. | |
5 Right front seat Seat height rear raise/lower | Front passenger-side power seat switch (memory) (S92/2) Push seat cushion switch up: Push seat cushion switch down: |
Rear half of seat moves up. Rear half of seat moves down. | |
6 Right front seat Easy-Entry | Pull release handle on seat backrest, fold backrest forward: push, fold backrest back: |
Seat moves forward (entry position). Seat moves back (drive position). |
Referenced documents
- ad9129p600202b ESA test of electrical system left front seat forward/back motor voltage supply
- ad9129p600206b ESA test of electrical system left front seat rear up/down motor voltage supply
- ad9129p600217b ESA test of electrical system right front seat forward/back motor voltage supply
- ad9129p600221b ESA test of electrical system right front seat rear up/down voltage supply
- ad9129p600233a ESA test of electrical system left front seat forward/back motor actuation
- ad9129p600235a ESA test of electrical system left front seat rear up/down motor actuation
- ad9129p600237a ESA test of electrical system right front seat forward/back motor actuation
- ad9129p600239a ESA test of electrical system right front seat rear up/down motor actuation
- ad9129p600253a Front seatback release microswitches, testing electrical system of ESA
- ad9129p600254a Front seatback angle microswitches, testing electrical system of ESA
- as0000z000901a Risk of injury. Moving parts can pinch, crush or, in extreme cases even sever extremities.
- gf9129p000401b Electric seat adjustment (ESA), location of components