Field campaign
Topic
Market area
Brand
Transaction No.
Campaign number
Note
Type
US code

Bentayga W12 - Engine control modules - Software update - Emission service action (SC 20/07)
United States E05 Bentley USA and rest America (6E05)
Bentley
2058667/2
EB49

Vehicle data
Bentayga W12
Sales types
Type MY Brand Designation Engine code Gearbox code Final drive code
4V14A9 2017 E
*
*
*
4V14A9 2018 E
*
*
*
Chassis numbers
Manufacturer Filler Type Filler MY Factory From To
Prod from Prod to
SJA
*
*
*
*
*
011769 023151

Documents
Document name
master.xml

EB49
Bentayga W12 - Engine control modules - Software update - Emission service action (SC 20/07)

Transaction No.: 2058667/2

Notes

Repair instructions

Technical background
Due to sub-optimal configuration of the OBD (On Board Diagnostics) system, which monitors emissions controlling components within the engine
and exhaust system, some of the components may not be monitored as frequently as stipulated by the federal regulators
The software additionally addresses concerns where the engine control modules display the following DTC's
Diagnostic address

Event memory entry

0001 - Engine Control Module 1 P008700: Fuel Rail/System Pressure - Too Low
0001 - Engine Control Module 1 P008800: Fuel Rail/System Pressure - Too High
0001 - Engine Control Module 1 P013300: O2 Sensor Circ.,Bank1-Sensor1 Slow Response
0011 - Engine Control Module 2 P008700: Fuel Rail/System Pressure - Too Low
0011 - Engine Control Module 2 P008800: Fuel Rail/System Pressure - Too High
0011 - Engine Control Module 2 P013300: O2 Sensor Circ.,Bank1-Sensor1 Slow Response
NOTE: The software also reduces the excess build up of engine oil within the charge air cooler system
IMPORTANT: A specific level of oil residue is expected in a charge air cooler, however if any amount of oil is found within the charge air coolers
OR any of the previously mentioned symptoms within the Customer statement/workshop findings section are evident please refer to the Work
section ensuring the symptoms are clearly identified as follows:
VERY IMPORTANT:
Conduct Section 1 - For vehicles with a customer complaint or an observation by the retailer that the engine has operation issues
for example - Not running smooth - Rough running – Misfires – Related DTC’s and/or the emission warning light is evident within
the drivers information panel
Conduct Section 2 - For all other vehicles which DO NOT exhibit any of the previously mentioned symptoms/engine operation issues

Remedy
Software update for the engine control modules

Customer notification
Customers of affected vehicles will be notified in writing by Bentley Motors.
Please ensure that all affected vehicles are checked and repaired during the next workshop visit, make a note of the required emission service
action on the workshop order before it is signed by the customer.
If it is omitted to perform the work required for the emission service action during a workshop visit, the customer should be notified immediately.
You should also pass on this information to your new and used car sales departments so that vehicles affected are checked and if necessary
repaired immediately.

Warranty accounting instructions
Warranty Type
710 or 790
Damage Service Number EB 49
Damage Code
Criterion ID

00 66
01

Time to conduct Software update (Includes readiness code and idle torque adaptions)
Labour Operation Code 01 29 00 06
Time
60 Time units
Time to clean the Charge air coolers and pipes and checks/replacement of ( G429 or G71 as required)
Labour Operation Code 21 41 30 03
Time
150 Time units

Time to add G17 additive and monitor over 8 hours idle period ( Section1)
Labour Operation Code 24 40 29 00
Time
20 Time units
Time to add G17 additive only ( Section 2)
Labour Operation Code 20 03 29 00 (use 20 03 29 99 until 09/04/20)
Time
10 Time units
Road test ( Section 1)
Labour Operation Code 01 21 00 00
Time
50 Time units

Genuine parts
Part number Description Quantity
G001 780 M3 Additive

2

Parts supply
The required replacement parts should be ordered from Bentley Motors Limited Crewe or through your regional Bentley parts dis tribution centre

Parts despatch control
Not applicable

Repair instructions

Notes

Technical background
Due to sub-optimal configuration of the OBD (On Board Diagnostics) system, which monitors emissions controlling components within the engine
and exhaust system, some of the components may not be monitored as frequently as stipulated by the federal regulators
The software additionally addresses concerns where the engine control modules display the following DTC's
Diagnostic address

Event memory entry

0001 - Engine Control Module 1 P008700: Fuel Rail/System Pressure - Too Low
0001 - Engine Control Module 1 P008800: Fuel Rail/System Pressure - Too High
0001 - Engine Control Module 1 P013300: O2 Sensor Circ.,Bank1-Sensor1 Slow Response
0011 - Engine Control Module 2 P008700: Fuel Rail/System Pressure - Too Low
0011 - Engine Control Module 2 P008800: Fuel Rail/System Pressure - Too High
0011 - Engine Control Module 2 P013300: O2 Sensor Circ.,Bank1-Sensor1 Slow Response
NOTE: The software also reduces the excess build up of engine oil within the charge air cooler system
IMPORTANT: A specific level of oil residue is expected in a charge air cooler, however if any amount of oil is found within the charge air coolers
OR any of the previously mentioned symptoms within the Customer statement/workshop findings section are evident please refer to the Work
section ensuring the symptoms are clearly identified as follows:
VERY IMPORTANT:
Conduct Section 1 - For vehicles with a customer complaint or an observation by the retailer that the engine has operation issues
for example - Not running smooth - Rough running – Misfires – Related DTC’s and/or the emission warning light is evident within
the drivers information panel
Conduct Section 2 - For all other vehicles which DO NOT exhibit any of the previously mentioned symptoms/engine operation issues

Check
If the vehicle is not already listed as repaired in the ‘Repair history’ section of Elsa Pro, check for the presence of the red completion mark (Refer
to the Identification section). In the event the emission service action has not been applied, please carry out the required work in accordance with
these instructions.

Control
All VIN applicable vehicles as per Elsa Pro must have the required work conducted

Genuine parts
Part number Description Quantity
G001 780 M3 Additive

2

Work
Section 1
Section 1 – Must be conducted on vehicles with a customer complaint or an observation by the retailer that the engine has operation
issues for example - Not running smooth - Rough running – Misfires – Related DTC’s and/or the emission warning light is evident
within the drivers information panel
IMPORTANT: Prior to starting this procedure the fuel tank MUST be full
1) Remove the front undersheet – Refer to Rep.Gr 66
•

Referring to Figure 1 - Remove the right and left hand lower charge air cooler pipes, any oil found in the charge cooler/pipes should be
drained off, any remaining oil residue should be cleaned from the charge coolers and pipes

•

Refit the lower charge air cooler pipes

Figure 1
2) Check and if necessary correct all engine fluid levels (Coolant/engine oil)
•

Check the fault memory of both engine control modules for either of the following DTC’s

- Address 01 - Engine Control Module 1
“P010600: Manifold Absolute Pressure or Bar. Pressure Sensor Circuit Range/Performance”
Or
- Address 11 - Engine control Module 2
“P2A0B00: Manifold Absolute Pressure Sensor "B" Circuit Range/Performance”
If either of the DTC’s are stored, remove the relevant sensor (G429 or G71) and check for oil contamination in the sensor. If found to be
contaminated replace the affected sensor (Figure 2)

Figure 2
3) Refit the front undersheet
IMPORTANT: Before returning vehicle to the customer top up to fill the fuel tank
4) Software update
•

The closed- circuit voltage of the vehicle must be at least 12.5 V during the update. Connect a suitable battery charger
to the vehicle. For further information refer to the Repair manual.

•

During the update switch off all unnecessary consumers ( ventilation, seat heater, interior illumination etc)

•

Because of the highest transmission stability you MUST use the diagnosis interface VAS 6154 ( WiFi diagnostic tool)
ONLY in USB operation or the cable- connected VAS 5055 for the reprogramming ( updating) of control units. If these
units are not available, the diagnosis interface VAS 5054 ( A) can also be used in USB mode

•

Do Not under any circumstances use a Bluetooth connection to conduct the reprogramming ( updating) of control units

5) Place the ignition key in the remote control key reader and switch on the ignition - Figure 3

Figure 3
6) Select and run Guided fault finding
•

Within the Special functions tab select SVM – Problem related Hardware/Software update then select Perform test (Figure 4)

Figure 4
7) On the next screen enter the SVM code 4V0ECMTF 01 and select Adopt (Figure 5)

Figure 5
•

On the following screen, confirm the SVM code is correct and select Yes.

•

All control modules will now be interrogated.

•

The software update will then be suggested, select Yes.

•

The software of the 01 – Engine Control Module 1 and 02 – Engine Control Module 2 will then be updated individually, a progress bar will
be displayed

•

Once the software update is completed for both engine control modules, a confirmation screen will be evident to clarify the update has
been successful (Figure 6)

Figure 6
8) Add the relevant dose of G17 Fuel additive as specified on the bottle
•

Run the engine at idle for 8 hours – Periodically check to ensure engine coolant temperature is within safe limits – do not allow the
engine to overheat

9) Save an online ODIS log to confirm that no DTC’s were stored or no issues were evident prior to starting the procedure
VERY IMPORTANT: The operative conducting this procedure must be aware of the following whilst the vehicle is undergoing this procedure
during the current workshop visit
•

Do not attempt to erase any DTC’s from the engine control module/s and transmission control module

•

VERY IMPORTANT: Do not conduct a readiness test other than when instructed within this procedure

•

Do not disconnect the battery whilst the CAN BUS is awake

•

Failure to comply with any of the above will erase the previously set engine adaptions, therefore the complete process
will require repeating

CAUTION: Ensure that any outstanding issues are resolved before commencing
IMPORTANT: Ensure that before the next part of the procedure is conducted (engine DTC adaptions clear) the engine must be at
operating temperature (>90C)
10) Carry out the engine adaptions clear routine as follows:
•

Referring to Figure 7 – Navigate to Test plan – Select own test

Figure 7
•

Referring to Figure 8

•

Select - Powertrain (Point A)

•

Select - W12 Engine (Point B)

•

Select - 01 - Self-Diagnostic capable system (Point C)

Figure 8
•

Referring to Figure 9

•

Select - 01 – Engine control unit – J623 (Point A)

•

Select - 01 – Subsystems, marginal conditions (Point B)

•

Select - Clear engine adaption (Point C)

•

Select - Attach to test plan (Point D)

Figure 9
•

Follow the Clear engine adaption test plan procedure until completion

11) Referring to Figure 10, Once the Clear engine adaption procedure is completed the operative will automatically be guided to conduct the
Readiness code procedure
•

Select Perform test and follow all on screen prompts

•

ENSURE NEUTRAL IS SELECTED DURING THE TEST WHEN INSTRUCTED AS DIRECTED BY ODIS

Figure 10
•

Carry out the Readiness code test until complete as shown in Figure 11

Figure 11
Should the readiness code bytes be 00000000 NO FURTHER ACTION IS REQUIRED
Should ANY of the bytes be 1, YOU MUST repeat the Readiness code test again. Once complete you must then recheck and confirm the
readiness code is 00000000

12) Idle torque adaptions - These must be done while the vehicle is stationary
•

Ensure the Park brake is applied, the operative should also apply the footbrake for the duration of the torque adaptions procedure process

•

Ensure the Park brake is applied, the operative should also apply the footbrake for the duration of the torque adaptions procedure process

•

Select Neutral and ensure the A/C is set to MAX (Figure 12) Allow the engine to idle for 30 seconds

•

Select Drive and ensure that the A/C is set to MAX Allow the engine to idle for 30 seconds

Figure 12
•

Select Drive and ensure that the AC is turned off (Figure 13) Allow the engine to idle for 30 seconds

•

Select Neutral and ensure that the AC is turned off Allow the engine to idle for 30 seconds
Repeat procedure 12 a further 3 times, (4 times total)

Figure 13
13) Conduct a Road test to check and confirm that no issues regarding engine operation are evident and/or the customer complaint has now
been rectified
NOTE: Should any engine operating issues be evident during the road test, the operative should submit a DISS query
14)

Place a red completion mark on the left hand bonnet latch striker – Refer to the Identification section

Section 2
Section 2 MUST only be conducted on vehicles which have no engine operation issues as detailed within the Technical backgroun d section
1) Remove the front undersheet - Refer to Rep.Gr 66
•

Referring to Figure 1 – Remove the right and left hand lower charge air cooler pipes, any oil found in the charge cooler/pipe should be
drained off, any remaining oil residue should be cleaned from the charge coolers and pipes

•

Refit the lower charge air cooler pipes

Figure 1
2) Check and if necessary correct all engine fluid levels (Coolant and engine oil)
•

Check the fault memory of both engine control modules for either of the following DTC’s

- Address 01-Engine Control Module 1
“P010600: Manifold Absolute Pressure or Bar. Pressure Sensor Circuit Range/Performance”
Or
- Address 11-Engine Control Module 2
“P2A0B00: Manifold Absolute Pressure Sensor "B" Circuit Range/Performance”
•

If either of the DTC’s is stored, remove the relevant sensor (G429 or G71) and check for oil contamination in the sensor. If found to be
contaminated replace the affected sensor (Figure 2)

Figure 2
3) Refit the front undersheet
4) Software update
•

The closed- circuit voltage of the vehicle must be at least 12.5 V during the update. Connect a suitable battery charger
to the vehicle. For further information refer to the Repair manual.

•

During the update switch off all unnecessary consumers ( ventilation, seat heater, interior illumination etc)

•

Because of the highest transmission stability you MUST use the diagnosis interface VAS 6154 ( WiFi diagnostic tool)

ONLY in USB operation or the cable- connected VAS 5055 for the reprogramming ( updating) of control units. If these
units are not available, the diagnosis interface VAS 5054 ( A) can also be used in USB mode
•

Do Not under any circumstances use a Bluetooth connection to conduct the reprogramming ( updating) of control units

5) Place the ignition key in the remote control key reader and switch on the ignition - Figure 3

Figure 3
6) Select and run Guided fault finding
•

Within the Special functions tab select SVM – Problem related Hardware/Software update then select Perform test (Figure 4)

Figure 4
7) On the next screen enter the SVM code 4V0ECMTF 01 and select Adopt (Figure 5)

Figure 5
•

On the following screen, confirm the SVM code is correct and select Yes.

•

All control modules will now be interrogated.

•

The software update will then be suggested, select Yes.

•

The software of the 01 – Engine Control Module 1 and 02 – Engine Control Module 2 will then be updated individually, a progress bar will
be displayed

•

Once the software update is completed for both engine control modules, a confirmation screen will be evident to clarify the update has
been successful (Figure 6)

Figure 6
IMPORTANT: Fill up the fuel tank and add the relevant dose of G17 Fuel additive as specified on the bottle (refer to ETKA) no further action is
required the procedure is now complete
8) Place a red completion mark on the left hand bonnet latch striker - Refer to the Identification section

Identification
Red paint completion mark on the left hand bonnet latch striker

Repair instructions

Notes