20518181

Technical product information
Topic
Market area
Brand
Transaction No.
Level
Status
Release date
Bentayga - DTC C103129 - Air suspension warning displayed in Driver Instrument Panel
Bentley: worldwide (2WBE),Hongkong-Macau (5HK)
Bentley
2051818/1
EH
Discussion
Event memory entries
Diagnostic address Event memory entry
Fault type Fault status
0074 - Chassis Control C103129: Level control pressure sensor Implausible signal
Intermittent
0074 - Chassis Control C103129: Level control pressure sensor Implausible signal
static
New customer code
Object of complaint
running gear -> shock absorber/suspension control -> roll compensation
running gear -> adaptive suspension, pitch and roll compensation
vehicle service -> vehicle diagnosis
Complaint type
Position
functionality -> without function / defect
functionality
control units, services
New workshop code
Object of complaint
running gear -> actuation, dynamics and braking controls -> control unit for anti-roll bar decoupling
Vehicle data
Bentayga
Sales types
Type MY Brand Designation Engine code Gearbox code Final drive code
4V1* 2017 E
*
*
*
4V1* 2018 E
*
*
*
Chassis numbers
Manufacturer Filler Type Filler MY Factory From To
Prod from Prod to
SJA
*
*
*
*
C
000001 023610
Documents
Document name
master.xml
Complaint type
Position
functionality -> faulty
Technical product information
Bentayga - DTC C103129 - Air suspension warning displayed in Driver Instrument Panel
Transaction No.: 2051818/1
Customer statement / workshop findings
Air suspension system warning displayed in the Driver Instrument Panel (DIP)
Technical background
Diagnostic Trouble Code (DTC) C103129 Level control pressure sensor Implausible signal symptom (DTC) stored in the Chassis control unit (Address
74)
Production change
This TPI is only applicable to Vehicles which have software version less than 1244 installed in the Adaptive suspension control unit - J197 (Address 74)
Following a successful update, the part number willchange to 4M0 907 777L with software version 1244
Measure
1. Ensure a suitable battery charger is correctly connected to the vehicle electrical system for the duration of this procedure
Figure 1
2. Ensure the ignition key is located in the remote control key reader and switch on the ignition (Figure 1)
3. Connect the Bentley approved diagnostic tool to the vehicle On Board Diagnostic (OBD) socket. NOTE: The process is Initiated via Bentley
diagnostic tool (VAS 6150C or similar) using a hard wire connection to the vehicle OBD socket, Bluetooth connections should not be used
Your Bentley diagnostic tester must be loaded with Bentley Brand Diagnostic Data Version 2.24.7 or higher
4. From the diagnostic tool main desktop select the Off Board Diagnostic Information System
5. Select – Start diagnosis
6. Select – Model / Engine
Figure 2
7. Referring to Figure 2 - Select Special functions (1), Select SVM – Problem related Hardware/Software Update (2), Select Perform test (3)
Figure 3
8. Referring to Figure 3 – At the SVM screen (1) enter the specific SVM code 4V074TPIUPDATE and then select Adopt (2)
Figure 4
9. Referring to Figure 4, Check you have entered the correct SVM code (1) and select Yes (2) and follow all on screen prompts
10. When prompted enter your global user ID and password
11. Follow all on screen prompts to continue through the procedure, the identification data will be transferred
12. Once software that requires changing is detected select Done/Continue, Follow all on-screen prompts the online connection will deliver the
required software to the tester
Figure 5
13. Select Yes to update (Figure 5 point 1)
Figure 6
14. During the update a progress bar willbe displayed (Figure 6)
- Follow all remaining on-screen prompts
Figure 7
15. Select Done/Continue at successfully completed screen to finalise the update (Figure 7)
16. Clear the vehicle of any fault codes generated as a result of performing this procedure
Figure 8
- Referring to Figure 8, Carry out the Ride height Calibration – Full Process
- Clear the vehicle of any fault codes generated as a result of performing this procedure
- When requested to Make a Target/Actual comparison – Select Yes and follow all on-screen prompts
Warranty accounting instructions
Warranty Type
110 or 910
Labour Operation Code
01 29 00 07
Damage Service Number
43 16
Damage Code
00 40
Time
70 Time units