2010-2020 BMW 760Li Technical Service Bulletin # 521309 Date: 101001
Interior - Front Seat Noise Symptom Diagnostics
SI B52 13 09
Seats
October 2010
Technical Service
This Service Information bulletin supersedes SI B52 13 09 dated October 2009.
[NEW] designates changes to this revision
SUBJECT
Front Seat Noise Symptom Diagnosis
MODEL
E60, E61 (5 Series)
E70 (X5)
E71 (X6)
2010-2020 BMW 760Li (F02) V12-6.0L Turbo (N74) Page 318
F01, F02 (7 Series)
[NEW] INFORMATION
With the release of ISTA D2.22.17, front seat noise symptom diagnosis has been integrated into the diagnostic software.
PROCEDURE
Perform a "Vehicle test" and diagnose any related faults. In order to access fault symptom troubleshooting, follow the path as outlined below:
1. Select "Fault pattern" while on the "Fault memory" screen.
2. Select "06 Body" from the "Level 1" column.
3. Select ""0613 Seats" from the "Level 2" column.
4. Select "Accept fault pattern" and the screen will revert back to the "Level 1 screen".
5. Select "Calculate test schedule".
6. [NEW] Select "ABL AM5201_00012 - Front seats, interference noises" and "Display"
7. Please observe the notes and safety information when performing repairs on the front seats.
8. Select one of the following selections in order to start seat noise diagnosis:
1. Front seat makes creaking/cracking noise under varying load (cornering, braking, and accelerating)"
2. [NEW] Front seat rattles when driving over uneven road surfaces, passenger's seat rattles when not subjected to load"
3. [NEW] "Leather upholstery makes creaking noise"
4. [NEW] "Noise from electrical seat adjustment"
5. [NEW] The cover behind the head restraint, squeaks/cracks when slight pressure is applied (if cover present)"
6. [NEW] "Noises from a fan of the active seat ventilation"
9. [NEW] If there are any errors in the content of the test plan, please submit diagnosis feedback within ISTA. Refer to SI B07 06 08 for more
information on diagnosis feedback.
