宝马3系SSG换档结构培训课件.pdf

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NOTE
The information contained in this training course manual is intended solely for
participants of the BMW Service Training course.
Refer to the relevant "Technical Service" information for any changes/
supplements to the Technical Data.
© 2001 BMW AG
München, Germany. Reprints of this manual or its parts
require the written approval of BMW AG, München
VS-42 MFP-BRK-SSG
Contents
Page
CHAP 1 Introduction 1
- History 1
- System overview 2
- Advantages of the SSG 6
- Differences between SSG and SMG II 7
- Overview of functions 8
- Phase-in dates 8
CHAP 2 Descriptions ponents and functions 9
- Complete system 9
- Expansion tank (1) 10
- Pressure accumulator (2) 11
- Hydraulic pump (3) 11
- Valve block (4) 12
- Pressure sensor (5) 12
- Solenoid valves (6) 13
- Hydraulic lines (7) 14
- S-cam (gearshift/selector actuator) (8) 14
- Hydraulic circuit diagram 20
- Starter (9) 21
- Self adjusting clutch (SAC) (10) 22
- Gearbox (11) 22
- Brake light switch (12) 22
- Gearbox speed sensor (13) 22
- Clutch actuator with position sensor (14) 23
- Gearshift shaft position sensors (15) 24
- Selector lever (16) 25
- Gearshift paddles (17) 27
- Sport switch (18) 27
- SSG control unit (19) 28
- Load cutout (20) 32
- Driver's door contact (21) 33
- Parking brake (22) 33
- Accelerator pedal module (23) 33
- Brake light switch (24) 33
- Display (25) 34
- Signal tone generator (26) 34
- Wheel speed sensors (27) 34
- Diagnosis (28) 35
- Ignition lock (29) 35
- Engine speed (30) 35
- Engine control unit (31) 35
- Electronic vehicle immobilizer (EWS) (32) 36
CHAP 3 Gearshift and diagnosis 37
Gearshift 37
- Gearshift in manual mode, M-mode 38
- Gearshift in city mode, C-mode 38
Diagnosis 39
- Pin assignments of SSG control unit 39
CHAP 4 Glossary 42
Sequential Manual Transmission SSG
Introduction
- Hist