2068946/2

Technical product information
Topic
Market area
Brand
Transaction No.
Level
Status
Release date
Bentley dynamic ride system warning displayed - DTC P0B2500: Hybrid/EV Battery "A" Voltage low' stored (48 volt system)
Bentley: worldwide (2WBE)
Bentley
2068946/2
EH
Approval
Event memory entries
Diagnostic address
Event memory entry
Fault type Fault status
0021 - Battery management 2 P0B2500: Hybrid/EV Battery "A" Voltage Low
static
0021 - Battery management 2 P0B2500: Hybrid/EV Battery "A" Voltage Low
Intermittent
New customer code
Object of complaint
running gear -> shock absorber/suspension control -> roll compensation
running gear -> adaptive suspension, pitch and roll compensation
information, navigation, communication, entertainment -> symbolic control indicators -> warning lamp
for electronic stabilisation programme (ESC)
Vehicle data
Bentayga/New Continental GT/C and New Flying Spur
Sales types
Type
3S3*
3S3*
3S3*
3S3*
3S3*
3S3*
3S4*
3S4*
3S4*
3S4*
3S4*
4V1*
4V1*
4V1*
4V1*
4V1*
4V1*
4V1*
ZG2*
ZG2*
ZG2*
ZG2*
ZG2*
ZV1*
MY
2018
2019
2020
2021
2022
2023
2019
2020
2021
2022
2023
2017
2018
2019
2020
2021
2022
2023
2019
2020
2021
2022
2023
2023
Brand Designation Engine code Gearbox code Final drive code
E
*
*
*
E
*
*
*
E
*
*
*
E
*
*
*
E
*
*
*
E
*
*
*
E
*
*
*
E
*
*
*
E
*
*
*
E
*
*
*
E
*
*
*
E
*
*
*
E
*
*
*
E
*
*
*
E
*
*
*
E
*
*
*
E
*
*
*
E
*
*
*
E
*
*
*
E
*
*
*
E
*
*
*
E
*
*
*
E
*
*
*
E
*
*
*
Documents
Document name
master.xml
INTERNAL
Complaint type
functionality -> defective
function sequence
functionality
functionality -> activates
Position
Technical product information
Transaction No.: 2068946/2
Bentley dynamic ride system warning displayed - DTC P0B2500: Hybrid/EV Battery "A" Voltage low' stored (48 volt
system)
Customer statement / workshop findings
Customer statement:
‘Bentley dynamic ride system: fault’ displayed within the Drivers Instrument Panel (DIP)
Workshop findings:
DTC ‘P0B2500: Hybrid/EV Battery "A" Voltage low' stored within address 21-Battery Energy Control Module 2
Technical background
Possible internal fault with super capacitor, refer to the Measure section of this TPI
WARNING
Hybrid vehicles use a High voltage system and MUST only be worked on by suitably qualified personnel
Revision history - 2051965/2
• Header data updated to include extended model years
Production change
Not applicable
Measure
Read the following MVB’s to check the difference between the highest cell voltage and the lowest cell voltage.
21-Battery Energy Control Module 2 -→ MVB -→ IDE08217 and IDE8218
If there is a difference of 0.5v or more between the highest cell voltage and lowest cell voltage and the fault code ‘P0B2500: Hybrid/EV
Battery "A" Voltage low' is stored in address 21-Battery Energy Control Module 2 - Referring to the applicable Rep.Gr 93 - Replace
the Super capacitor
INTERNAL
Warranty accounting instructions
Warranty type 110 or 910
Damage service number
Damage code
Bentayga
Labour operation code 93 50 19 00
Time - 40 TU
Diagnosis time - 01 50 00 00 as per ODIS log must not exceed - 10 TU
Power electronics removed and installed - 93 50 19 50 - 10 TU
New Flying Spur
Labour operation code - 93 50 19 00 (Use 99 index until 29/06/23)
Time - 40 TU
Diagnosis time - 01 50 00 00 as per ODIS log must not exceed - 10 TU
Power electronics removed and installed - 93 50 19 50 10 TU (Use 99 index until 29/06/23)
New GT/C
Labour operation code 93 50 19 00
Time - 40 TU
Diagnosis time - 01 50 00 00 as per ODIS log must not exceed - 10 TU
Power electronics removed and installed - 93 50 19 50 - 10 TU
All models
De-energise and re-energise the high voltage system - 93 10 00 00 - 30 TU
Parts information
Refer to the ETKA parts catalogue
INTERNAL