Service bulletins for the 2022 Bentley Bentayga
A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.
636 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
Only bulletins with component: Electrical system are shown. Show all
| 2067597/1 | 2022-08-06. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; ELECTRICAL SYSTEM; EQUIPMENT:APPLIANCE:TV/RADIO/SPEAKERS; EQUIPMENT. Door speakers (Naim) not illuminating with the door(s) closed regardless if the exterior lights are on or off. Customer statement / workshop findings: The Naim door speaker logo does not illuminate when the door is closed and the external lights are switched on. This phenomenon is only evident on vehicles equipped with Naim audio (8RF) and without mood lighting (QQ0) Technical background: The Naim logo only illuminates when the door is open on vehicles with Naim audio (8RF) and without mood lighting (QQ0) Measure Refer to the Technical background section |
|---|---|
| 2065919/2 | 2022-08-05. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM. Water leaking from mechanical water pump - Low coolant level warning displayed - W12 TSI. Customer statement / workshop findings: - Coolant leaking from the mechanical coolant pump And/or - Low coolant level warning displayed Technical background: The operative MUST ensure the instructions within the Measure section are followed, the instructions differ slightly depending on the part number of the mechanical coolant pump (B or C suffix). |
| 2051965/3 | 2022-08-05. Service bulletin. ELECTRICAL SYSTEM; SUSPENSION. Bentley dynamic ride system warning displayed- DTC P0B2500: Hybrid/EV Battery A Voltage low stored. Customer statement / workshop findings: 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 |
| 2062080/6 | 2022-07-08. Service bulletin. FUEL SYSTEM, GASOLINE; ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. Bentayga V8 Kovomo and V6 (Hybrid) - Fuel Pressure Regulation - Numerous DTCs. Customer statement / workshop findings: Check Engine Lamp illuminated within the Driver Instrument Panel (DIP) with one or multiple DTCs as detailed below: - P310B00 with symptom code 2636 - Low Fuel Pressure Regulation Low Fuel Pressure Regulation - P014800 Fuel Deliver Error - P019100 Fuel Rail pressure Sensor A Circuit Range/Performance - P018B00 - Fuel Pressure Sensor B Circuit Range/Performance with symptom code 17871 - Misfire DTCs There may be multiple DTCs and symptoms present due to fuel pressure regulation or fuel supply issues Technical background: In the event the customer complaint relates to the following: - Customer experienced poor start up - proceed with the remaining instructions NOTE: The operative must gather information regarding the Customer experience regarding when the issue occurred for example: Pre- conditions, warning lights and driveability at the time that the issue occurred, details when the vehicle was last refueled and the grade of fuel used The operative must now use the information contained within the Measure section to determine the correct analysis and repair procedure. |
| 2058484/7 | 2022-07-08. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. Bentayga V8 Kovomo - DTC P310B00 with Symptom Code 2638 - Check Engine Lamp - Fuel Pressure Regulation. Customer statement / workshop findings Check Engine Lamp illuminated within the Driver Instrument Panel (DIP) in conjunction with the DTC as detailed below: - P310B00 with symptom code 2638 - Low Fuel Pressure Regulation There may be multiple DTCs and symptoms present due to fuel pressure regulation or fuel supply issues Technical background In the event the customer complaint relates to the following: - Customer experienced poor start up or the engine stalled shortly after start up - proceed with the remaining instructions NOTE: The operative must gather information regarding the Customer experience regarding when the issue occurred for example: Pre- conditions, warning lights and driveability at time issue occurred, details when the vehicle was last refuelled and the grade of fuel used The operative must now use the information contained within the Measure section to determine the correct analysis and repair procedure. |
| 2062365/2 | 2022-07-07. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING; FUEL SYSTEM, GASOLINE. Bentayga and New Flying Spur Hybrid DTC P103A00 evident Engine Oil Fuel Portion Too High. Customer statement / workshop findings: - Warning message within the DIP - The message asks the customer to warm up engine accompanied by a yellow warning (Figure 1) No other symptoms are experienced. Workshop findings - DTC P103A00 evident - Engine Oil Fuel Portion Too High (Figure 2) Smell of fuel in the engine oil Technical background: The warning is caused by the level of unburnt fuel in the engine oil. This value is calculated by the Engine Control Module (ECM) and is based on the driver usage pattern The more cold starts the Internal Combustion Engine (ICE) is exposed to the higher the chance of fuel making its way into the engine oil via the cylinders When the fuel calculation reaches the pre-programmed amount this then causes the DTC to be triggered |
| 2061044/4 | 2022-07-07. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING:ENGINE. Bentayga Hybrid - Distance covered when in electric mode is not as expected. Customer statement / workshop findings: Customer reports the Hybrid E-range (Electric Driving Range) does not achieve the expected distance. Technical background: VERY IMPORTANT: Please ensure all guidelines within the repair manual are strictly followed before and whilst conducting any work on vehicles with a High voltage system Electric range can depend on multiple factors, e.g. driving style, road gradients, ambient temperature, use of heating / cooling functions, and the use of other electrical consumers on the vehicle. The tests within the Measure section should be carried out (Subject to a genuine customer complaint) to check/confirm that the vehicle is operating correctly and being used efficiently By completing the checks within the Measure section, it should then be possible to determine that the vehicle is operating correctly and within specification. The customer’s Home charging equipment should be used when conducting the Measure section checks |
| 2067385/1 | 2022-07-07. Service bulletin. ELECTRICAL SYSTEM. Air conditioning not cooling and/or low refrigerant gas. Customer statement / workshop findings: - Air conditioning not cooling and/or low refrigerant gas - DTC B10ABF0: Refrigerant pressure lower limit not reached may also be logged in diagnostic address 08 Technical background: In the event the issue is as described the operative should refer to the instructions within the Measure section of this TPI to assist in diagnosing the reported issue Before conducting the instructions within the Measure section the operative MUST refer to Rep.Gr 87 - Refrigeration system Bentley Motors Limited would like to stress that tracer additives have not been approved for use in our refrigeration systems. Tracer additives must not be used under any circumstances, failure to comply will invalidate warranty on all refrigeration system components |
| 2067399/1 | 2022-07-07. Service bulletin. ELECTRICAL SYSTEM; STEERING; SUSPENSION. Warning evident within the DIP for the steering system - DTC U103100 evident within diagnostic address 0044. Customer statement: - Warning within the DIP for the steering system (Figure 1) Figure 1 Workshop findings: - DTC U103100 with symptom code 3146753 - FlexRay data bus No synchronization evident within diagnostic address 0044 Technical background: In the event the issue is as described the operative should conduct the instructions within the Measure section of this TPI |
| 2063855/4 | 2022-07-06. Service bulletin. LANE DEPARTURE; ELECTRICAL SYSTEM; FORWARD COLLISION AVOIDANCE. DTC B17B801 and/or B17B804 - evident within address 0019 and/or DTC U112300 evident in 00A5. Customer statement: Lane Assist and/or Traffic Assist are not functional Workshop findings: DTC - B17B801 - Steering Wheel Touch Recognition Control Module evident within address 0019 And/or DTC B17B804 - Steering Wheel Touch Recognition Control Module electrical error - evident within address 0019 And/or DTC U112300 with symptom Code 1123220 within address 00A5 Technical background: Revision history TPI 2063855/4 - Additional request to replace the control module (as Figure 1) in conjunction with the steering wheel |
| 2058423/8 | 2022-07-06. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT; ELECTRICAL SYSTEM. New Continental GT/GTC, New Flying Spur and Bentayga - Low Oil Pressure Warning During Early Vehicle Life. Customer statement / workshop findings: Warning on the Driver Instrument Panel (DIP) - Oil pressure too low DTCs relating to oil pressure may also be stored within the Master ECU. Diagnostic Trouble Codes (DTC) P052400: Engine Oil Pressure Too Low and/or P15AA00: Engine oil pressure - Lower limit not reached stored in the Master Engine Control Unit (ECU). Measure: VERY IMPORTANT: Prior to conducting the onward instructions, the following symptoms MUST be evident - Warning on Driver Instrument Panel (DIP) Oil pressure too low And/or - Diagnostic Trouble Codes (DTC) P052400: Engine Oil Pressure Too Low and/or P15AA00: Engine oil pressure - Lower limit not reached stored in the Master Engine Control Unit (ECU) Should any of the afore mentioned not be evident and the symptoms cannot be reproduced No further action should be taken unless the issue can be reproduced or demonstrated by the customer In the event the symptom/s are evident please conduct the onward Diagnosis Instructions |
| 2066843/1 | 2022-06-03. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM. Engine vibration/humming at idle - Active engine mount diagnosis guidelines. Customer statement: Engine vibration/humming noise at idle Workshop findings DTC C113111 - 307 - Actuator 1 for assembly mounting Short circuit to Ground (GND) evident within the engine mounting control module - Diagnostic address 00BA Technical background In the event the issue is as described, refer to the Measure section of this TPI. |
| 2066714/1 | 2022-06-03. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN. Bentayga Hybrid - DTC's P0C5C00 - P0C5200 - P0A2D00 evident within address 51 - Drive Motor Control Module. Customer statement / workshop findings: Engine warning light within the Driver Instrument Panel (DIP) The following DTCs are evident within address 51 - Electric Drive Motor for: Workshop findings One or a combination of the following DTCs are evident within address 51 - Electric Drive Motor - P0C5C00: Drive Motor A Position Sensor Circuit B Low And/or - P0C5200: Drive Motor A Position Sensor Circuit A Low And/or - P0A2D00: Drive Motor A Temperature Sensor Circuit High Technical background: In the event the symptoms described are evident the operative should refer to the instructions within the Measure section of this TPI. |
| 2059027/4 | 2022-06-03. Service bulletin. POWER TRAIN; ELECTRICAL SYSTEM. Customer statement / workshop findings: Various warning messages on Driver Instrument Panel (DIP) Unable to select EV Drive mode. Fault codes stored in multiple diagnostic addresses for Data-bus errors. Diagnostic Trouble Codes (DTCs) P0C5*00 - Drive motor A faults - stored in address 51 - Drive Motor Control Module . Technical background: DTCs - P0C5*00 - may be set within address 51 - Drive Motor Control Module If the transmission 12 Volt harness becomes damaged or there are unsatisfactory electrical connections within the connector for Drive Motor Position Sensor. The stored DTCs would indicate an issue with Drive motor A, however, prior to carrying out any fault diagnosis use the information within the Measure section of this document as an initial check. |
| 2066862/1 | 2022-06-03. Service bulletin. EXTERIOR LIGHTING; ELECTRICAL SYSTEM. Various errors with front lamps - DTC C123BFA - Bulb for parking light short circuit' logged in address D6 and/or D7. Customer statement / workshop findings: One or a combination of the issues shown below are evident - The side light within the front lamp does not work - The park light function does not work in the main lamp - The signal lamp is also disabled - DTC C123BFA - Bulb for parking light short circuit logged within diagnostic address D6 (light control left) and/or D7 (light control right) Technical background: The DTCs once triggered are unable to be cleared In the event the symptoms are as described, conduct the instructions within the Measure section to completion noting the following: - The update to address D6 Must be done first followed by the update to address D7 - Regardless of the DTC which is evident or the address in which the DTC/DTCs are evident, both SVM codes MUST be applied |
| 2055036/5 | 2022-06-02. Service bulletin. ELECTRICAL SYSTEM. My Bentley - Connected services. Customer statement / workshop findings: Complaints relating to My Bentley connected services. Technical background: Most queries and complaints regarding My Bentley connected services can be resolved by contacting My Bentley Support rather than raising a DISS technical query. My Bentley support have access to additional admin tools and systems to help resolve any queries; and also have the ability to raise DISS technical queries if required. |
| 2066724/1 | 2022-05-07. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. FPIN tag - Not attached Technical background: Please Note: This is an ongoing exercise and therefore the latest VIN list can be found within the Bentley Hub The white FPIN tag is not attached to the vehicle keys to the vehicle keys (SC22/13) In the event the white FPIN tag is evident as shown in 2 and 3, the 10 digit FPIN vehicle code can be entered into MMI, in this scenario there is no need to raise a DISS query for a new FPIN, the operative should refer to the Identification section of this TPI to ensure the specific VIN is removed from the applicability list. |
| 2066591/1 | 2022-05-06. Service bulletin. ELECTRICAL SYSTEM; FUEL SYSTEM, GASOLINE; ENGINE AND ENGINE COOLING. DTC P263500 with symptom code -10061 - Noise from within the fuel tank. Customer statement - Engine warning light illuminated within the DIP And/or - Drive system fault warning within the DIP (Figure 1) Workshop findings - DTC P263500 - Fuel Pump A Low Flow/Performance evident within diagnostic address 01 and/or 11 - With symptom code 10061 - Noise from within the fuel tank (fuel pump) - Refer to the video on the Bentley hub referencing TPI 2066591/- Technical background Prior to conducting the instructions within this TPI, the retailer must check and confirm there are no other issues evident with the vehicle for example: - Misfire related DTCs - Low pressure fuel DTCs other than DTC P263500 - Damaged fuel hoses and pipes - Examine all hoses and pipes external of the fuel tank - Fuel leaks. |
| 2066850/1 | 2022-05-06. Service bulletin. EXTERIOR LIGHTING; ELECTRICAL SYSTEM. Rear lamp electrical defect - Numerous DTC's evident. Customer statement / workshop findings - Rear lamp warning within the DIP - Numerous DTCs within diagnostic address 46 (J393) - Faulty rear lamp operation Refer to the examples below showing the most popular DTCs which have been evident in conjunction with the afore mentioned symptoms B11E913: Left rear turn signal bulb Open circuit B133413: Right Brake/Turn Signal Lamp Open circuit B16D5F4: Left tail light 2 turn signal lamp failure B12C213: Left Tail Light Lamp Open circuit B12C313: Right brake light bulb Open circuit B16D5F2: left tail lamp 2 Tail lamp faulty B16D7F1: Right rear tail lamp 2 LED faulty Technical background Should the symptoms described be evident please refer to the Measure section of this TPI |
| 2066708/1 | 2022-05-04. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:APPLIANCE:AIR CONDITIONER; FORWARD COLLISION AVOIDANCE. ACC Control units (J428 and J850) - Replacement guidelines. Customer statement / workshop findings: In the event that the Master and or Slave ACC Control units (J428 and J850) require replacement, the operative should refer to the Measure section of this TPI Technical background: Internal changes of the Master and or Slave ACC Control units (J428 and J850) have been made by the supplier Therefore In the event that a C level part is fitted and requires replacement, the control units must be replaced in pairs with the D suffix parts listed below: Master ACC Control unit - 36A 907 561C to 36A 907 561D Slave ACC Control unit - 36A 907 541C to 36A 907 541D. |
| 2062080/5 | 2022-04-08. Service bulletin. ELECTRICAL SYSTEM; FUEL SYSTEM, GASOLINE; ENGINE AND ENGINE COOLING; ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM). Bentayga V8 Kovomo and V6 (Hybrid) - Fuel Pressure Regulation. Customer statement / workshop findings: Check Engine Lamp illuminated within the Driver Instrument Panel (DIP) with one or multiple DTCs as detailed below: -P310B00 with symptom code 2636 - Low Fuel Pressure Regulation Low Fuel Pressure Regulation -P014800 Fuel Deliver Error -P019100 Fuel Rail pressure Sensor A Circuit Range/Performance Misfire DTCs There may be multiple DTCs and symptoms present due to fuel pressure regulation or fuel supply issues, Measure: Check Engine Lamp Illumination with DTC P310B00 and symptom code 2636 - Engine Running Concerns, Fuel system issues -P310B00 Low Fuel Pressure Regulation symptom code 2636 -P014800 Fuel Deliver Error -P019100 Fuel Rail pressure Sensor A Circuit Range/Performance Misfire DTCs 1) If not already done, raise a DISS query. 2) Check Low fuel pressure, specified value and Fuel low pressure, actual value within the fault memory, refer to ECU 01 Engine Control Module 1 - From Extended ambient conditions note the values of the Low fuel pressure, specified value and Fuel low pressure, actual value as shown in Figure 1. |
| 2066497/1 | 2022-04-07. Service bulletin. ELECTRICAL SYSTEM. Bentayga Hybrid - Unable to charge the high voltage battery or charging starts and then stops. Customer statement: Unable to charge the high voltage battery, or charging starts and then stops. Workshop findings: The following DTCs are evident within the high voltage battery charger control module (Diagnostic address C6) - P33EC00: External plug in charge socket A electrical error - P31CB00: Immediate upload button Stuck Closed - P168F00: System malfunction And/or The following DTC is evident within hybrid battery management control module (Diagnostic address 8C) - P0E5E00: Battery charger control module processor performance. Measure: 1) Referring to Rep.Gr 93 - Carry out an Inspection and classification of the Hybrid battery unit AX1 |
| 2066561/1 | 2022-04-07. Service bulletin. COMMUNICATION; ELECTRICAL SYSTEM. High Voltage battery Charger communication DTC U113900 - Stored in address 17 - Dashboard. Customer statement / workshop findings: The following DTC is evident within diagnostic address 17 - Dashboard - High Voltage battery Charger communication DTC U113900. Measure: Should no other issues be evident with the High Voltage charging system, DTC U113900 stored within address 17 can be ignored Technical product information High Voltage battery Charger communication DTC U113900 - Stored in address 17 - Dashboard Transaction No.: 2066561/1 |
| 2065715/1 | 2022-04-07. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM); ELECTRICAL SYSTEM. Bentayga Hybrid - Emission control system warning lamp illuminated within the DIP - Potential wiring clash condition. Customer statement / workshop findings: - Emission control system warning lamp illuminated (Figure 1) within the Driver Information Panel (DIP) Figure 1 Workshop findings - Various/numerous open circuit DTCs evident within the Engine control unit (Address 001). Measure: VERY IMPORTANT: Hybrid vehicles use a High voltage system and MUST only be worked on by suitably qualified personnel 1) Using the applicable wiring diagram, conduct wiring integrity checks to confirm the wire(s) which are damaged/chaffed TIP: Overlaying the suspected damaged wiring can be conducted to confirm the issue, the overlayed wiring MUST NOT be left in place, all damaged wiring MUST be repaired as per all Elsa pro guidelines 2) Referring to Rep.Gr 97 - Repair the damaged wire(s) Technical product information Bentayga Hybrid - Emission control system warning lamp illuminated within the DIP - Potential wiring clash condition Transaction No.: 2065715/1 3) Remove all sharp edges which could damage the main wiring harness 4) Reposition and secure the main wiring harness. |
| 2065697/1 | 2022-04-07. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM):SOFTWARE; ELECTRICAL SYSTEM. Bentayga Hybrid - Emission control system warning lamp illuminated within the DIP - Open circuit DTC's evident. Customer statement: - Emission control system warning lamp illuminated (Figure 1) within the Driver Information Panel (DIP) Figure 1 Workshop findings - Various/numerous open circuit DTCs evident within the Engine control unit (Address 001) - Fuse 6 (SA fuseboard) in some cases could be blown. Measure: VERY IMPORTANT: Hybrid vehicles use a High voltage system and MUST only be worked on by suitably qualified personnel 1) Using the applicable wiring diagram, Conduct a wiring integrity check to confirm the wire(s) which are damaged/chaffed TIP: Overlaying the suspected damaged wiring may be carried out to confirm the actual issue, the overlayed wiring MUST NOT be left in place, all damaged wiring MUST be repaired as per all Elsa pro guidelines 2) Using the applicable repair manual Rep.Gr - Gain access to the main body harness damaged wiring - Take clear photographs of the issue (once identified) the photographs should be saved as they are required to uploaded to a non-technical DISS query after the repair has been conducted. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.