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
| 2066502/1 | 2022-04-07. Service bulletin. STRUCTURE; ELECTRICAL SYSTEM. Charging starts and stops when using a public charging unit. Customer statement / workshop findings: When using a public charging unit to charge the high voltage battery, charging starts and is then interrupted/stops Workshop findings The following DTC is also evident: P33E800: Charge socket A, charge connector lock mechanical malfunction passive/sporadic. Measure: 1) Referring to Rep.Gr 93 - Carry out an Inspection and classification of the Hybrid battery unit AX1 VERY IMPORTANT: In the event that the classification result of the battery is Normal the operative should conduct the remaining steps of this TPI from step 2 However If the classification result of the battery is either Danger or Warning then move the car to the quarantine area and raise a DISS immediately, the operative MUST NOT continue with any other work unless instructed via the open DISS query 2) Check the operation of the charging system using the customers and the retailers own charging equipment 3) Run a full diagnostic log and check if the DTC within the Technical background section are evident. |
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| 2066246/1 | 2022-04-07. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM. Bentayga/New Flying Spur - DTC P0C4A00 Hybrid/EV Battery Pack Coolant Pump A Control Performance within address 8C. Customer statement / workshop findings: - Speed limitation noticeable when driving in EV mode (Restricting the vehicle speed to approximately 30mph/48kph) - Refer also to the video on the Bentley Hub referencing TPI 2066246/- - No other warnings are evident within the DIP Workshop findings - DTC P0C4A00 Hybrid/EV Battery Pack Coolant Pump "A" Control Performance within Address 8C Battery Regulation Control Unit. Measure: 1) Referring to Rep.Gr 93 - Carry out an Inspection and classification of the Hybrid battery unit AX1. |
| 2059392/2 | 2022-04-07. Service bulletin. ELECTRICAL SYSTEM. Bentayga - PDC system not working or PDC system false detection. Customer statement / workshop findings: - PDC system not working or PDC system false detection - Warning evident within the DIP Workshop findings: - Parking aid sensor Range/Performance DTCs evident within numerous control units Technical background: Refer to the Measure section of this TPI |
| 2065924/2 | 2022-04-06. Service bulletin. ELECTRICAL SYSTEM; SUSPENSION. Bentley dynamic ride system warning displayed - DTC C1260F0 with symptom code 262400 present within address 0074. Customer statement / workshop findings: Bentley dynamic ride system fault warning displayed Workshop findings DTC C1260F0 with Symptom Code 262400 - Compressor electronics for level control No communication evident within the Air suspension control module (address 0074) Technical background: Refer to the Measure section of this TPI. |
| 2066236/1 | 2022-04-06. Service bulletin. EXTERIOR LIGHTING; ELECTRICAL SYSTEM. Unintended sounding of the Alarm siren - Following activation of the ignition or whilst the vehicle is left standing. Customer statement / workshop findings: Unintended sounding of the alarm siren following activation of the ignition Or Unintended sounding of the alarm siren whilst the vehicle is left standing Workshop findings. The following DTCs could also be evident within diagnostic address 0046 and/or 00BB and/or 00BC - B131DF5: alarm system siren supply voltage lower limit value less than - B131D29: sirens / alarm horn for anti-theft warning system Range/Performance - B131D29: anti-theft alarm system siren / alarm horn signal, not valid Technical background: In the event the symptom(s) described are evident, please refer to the instructions within the Measure section of this TPI |
| 2058484/6 | 2022-03-02. Service bulletin. FUEL SYSTEM, GASOLINE; 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. Measure: Check Engine Lamp Illumination with DTC P310B00 and symptom code 2638 1) For vehicles that only have the symptoms: - Check Engine Lamp Illumination with DTC P310B00 and symptom code 2638 with an Adaption of Fuel Pump (FP) figure of minus 100 to minus 200 kPa Figure 1 - the Fuel Delivery Module within the fuel tank should be replaced Figure 2 - Refer to Repair Group 20 Fuel supply, gas operation / 4.0L V8 TSI / Fuel pump, fuel level sensors, and jet pump (RH) To remove and fit. |
| 2062080/4 | 2022-03-02. Service bulletin. ENGINE AND ENGINE COOLING; FUEL SYSTEM, GASOLINE; ELECTRICAL SYSTEM. Bentayga V8 Kovomo - 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. |
| 2065926/1 | 2022-03-02. Service bulletin. ELECTRICAL SYSTEM; FUEL SYSTEM, GASOLINE; ENGINE AND ENGINE COOLING. Fuel pressure regulator - DTC P242200 with symptom code 14536 evident within address 0001. Customer statement / workshop findings Customer statement: The warning lamp for the emission control system is displayed within the DIP Workshop findings: DTC P242200 with Symptom Code 14536 - EVAP System Vent Valve Stuck Closed - DTC evident in Engine Control Module Address 0001. Measure VERY IMPORTANT: The following repair work MUST only be conducted by suitably qualified personal 1) Referring to Rep.Gr 20 - Replace the Pressure regulator assembly and associated components 2) Conduct a road test in EV Mode and/or Hybrid drive mode where possible 3) On return from road test - Check to confirm the issue is resolved and DTC P242200 is not evident within address 0001 |
| 2065924/1 | 2022-03-02. Service bulletin. SUSPENSION; ELECTRICAL SYSTEM. Bentley dynamic ride system warning displayed - DTC C1260F0 with symptom code 262400 present within address 0074. Customer statement / workshop findings: Bentley dynamic ride system fault warning displayed Workshop findings DTC C1260F0 with Symptom Code 262400 - Compressor electronics for level control No communication evident within the Air suspension control module (address 0074). Measure: 1) Referring to the applicable Rep.Gr chapter - Remove the right hand rear luggage trim 2) Inspect the wiring at earth points 730 and 731 - Check the security of the ground point fixing(s) - Check for contamination of the terminals, fixing stud and fixing nut 3) Clean the affected components (as required) - Refit the earth connections and secure the applicable fixing 4) Check to confirm the issue is resolved 5) Referring to the applicable Rep.Gr chapters - Refit all previously removed parts |
| 2066040/1 | 2022-03-02. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM. Oil leak from the oil separator/breather connection - Intake manifold whistle - Emission control warning within the DIP. Customer statement / workshop findings: - Emission control warning within the DIP And/or - Whistling noise(s) from the Inlet manifold Workshop findings: Oil leak between the oil separator tank and the Bank 1 breather line connection (Figure 1) NOTE: Oil leak detection spray is evident within Figure1, the use of detection spray in the example shown highlights the location of the leak. Measure: 1) Referring to Rep.Gr 17 - Gain access to the oil separator tank 2) Referring to Figure 2 - Replace the following parts and all associated parts as detailed within the applicable Rep.Gr and the ETKA parts catalogue |
| 2051045/5 | 2022-03-02. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. Night vision camera - Washer jet leaking. Customer statement / workshop findings: Washer fluid dripping/leaking from the night vision camera washer jet Technical background: Please note: The photographs shown within this TPI are based on a New Continental GT/C vehicle however the process is similar regardless of vehicle type Referring to Figure 1 - In the event the afore mentioned symptom is evident the operative should refer to the Measure section of this TPI to replace the night vision washer jet (short link hose -Circled) which connects the night vision camera washer jet (A) to the washer jet supply hose connector (B) Measure: 1) Referring to Rep.Gr 63 Remove the front bumper lower inner grilles 2) Disconnect the hose from the night vision camera as shown in Figures 2 and 3 Please note: Washer fluid may leak once the hose is disconnected - Ensure a suitable container is used to collect the fluid, all fluid MUST be discarded as per all local environmental guidelines |
| 2065664/1 | 2022-02-05. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. Bentayga V8 Kovomo - Engine MIL light on - DTC O2 Sensor Signals Swapped Bank 1 Sensor 2/ Bank 2 Sensor 2. Customer statement / workshop findings: DTC P004100: O2 Sensor Signals Swapped Bank 1 Sensor 2/ Bank 2 Sensor 2 is evident within address 0001 (Engine control unit) and MIL light active after attempting to conduct a readiness test Technical background: In the event the symptom(s) described are evident the operative should carry out the instructions within the Measure section Measure: VERY IMPORTANT: Check and confirm that no DTCs are evident Or No engine operation issues are evident - Save an online log to confirm that no DTCs were logged at this stage of the procedure |
| 2064776/3 | 2022-02-04. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM. V8 Kovomo - Engine misfires - Engine management light illuminated within the DIP. Customer statement / workshop findings - Engine misfiring - Engine running rough (not refined) - Engine misfire DTCs evident - Engine management light illuminated within the DIP - Knocking noise from the cylinder head (NOTE: The noise can be evident on either bank) Measure VERY IMPORTANT: Before continuing with the onward instructions the operative should confirm if the following VIN applicable Service Campaign is listed within Elsa pro - EC24 - V8 Kovomo - New Continental GT/GTC and New Flying Spur - Valve spring replacement (SC21/41) Or - EC25 - V8 Kovomo - Bentayga - Valve spring replacement (SC21/42) |
| 2064776/2 | 2022-01-08. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM. V8 Kovomo - Engine misfires - Engine management light illuminated within the DIP. Customer statement / workshop findings: - Engine misfiring - Engine running rough (not refined) - Engine misfire DTC’s evident - Engine management light illuminated within the DIP - Knocking noise from the cylinder head (NOTE: The noise can be evident on either bank) IMPORTANT: The symptoms described are typically evident during early life stages of vehicle use (between 100Km and 250Km) Technical background Refer to the Measure section of this TPI in the event the symptoms are as described |
| 2065498/1 | 2022-01-08. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. Rear seat entertainment - Unavailable features. Customer statement / workshop findings: The crosslink and audio to car functions of the Rear Seat Entertainment screens are not working to specification (icons greyed out) a message is also displayed advising the feature(s) are not available when the icons are pressed Refer to the examples shown in Figures 1,2 and 3. Technical background: The new Rear Seat Entertainment system is being continually improved by Bentley Motors Some features are temporarily unavailable including the crosslink and audio to car these features will be available as an Over The Air update. No workshop visit is required once the updates are available. |
| 2059612/3 | 2022-01-08. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. Bentayga Hybrid and New Flying Spur Hybrid - Home Charging Unit PIN code. Customer statement / workshop findings: Bentley Home Charging Unit - Unable to recollect Personal Identification Number (PIN). Unable to charge High Voltage Battery with Bentley Home Charging Unit. Technical background: The Bentley Home Charging Unit can be protected from unauthorised use by creating a four-digit PIN. If the PIN authorisation function is activated it has to be entered in the Home Charging Unit before it is used to charge the High Voltage Battery. If a Customer forgets the assigned PIN it will not be possible to unlock the Bentley Home Charging Unit. Follow the steps within the 'Measure' section to reset the PIN. |
| 2057470/3 | 2022-01-08. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:WIRELESS CHARGER/CRADLE. Bentayga Hybrid and New Flying Spur - Bentley Home Charging Unit - Not Functioning. Customer statement / workshop findings: High voltage system - Bentley Home Charging Unit (Low version) does not function, the following indicator lights are illuminated in red. Bentley Home Charging Unit is connected to an un-earthed power supply. Technical background: Certain mains power supplies use an un-earthed infrastructure, in these specific circumstances it is necessary to deactivate Protective Earth (PE) conductor monitoring on the Bentley Home Charging Unit. |
| 2063725/2 | 2022-01-08. Service bulletin. ELECTRICAL SYSTEM; ENGINE; EQUIPMENT. Bentayga Hybrid - HVAC compressor noise. Customer statement / workshop findings High frequency noise audible from inside the cabin and/or when standing at the front of the vehicle, the noise is mainly evident whilst operating in hot ambient temperatures The noise increases with compressor speed and interior fan demand Technical background Upon receipt of a customer complaint for excessive HVAC compressor noise, Refer to the video on the Bentley Hub referencing TPI 2063725/- If the noise is as shown within the video, the customer should be advised that this is normal and does not represent a failure or malfunction on the vehicle Ensure customers of Hybrid vehicles are aware of the following: - The HVAC compressor is isolated to the High voltage system and is not controlled by the engine or engine speed - In conditions of high ambient temperature, the operation of the compressor can be audible - This is a known characteristic of this compressor and does not signify a fault Any other noise or fault which is not as described should be reported via an open DISS query The operative should wait for a response from Product Support before conducting any further work |
| 2057460/3 | 2022-01-08. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:WIRELESS CHARGER/CRADLE. Bentayga Hybrid - Home Charging Unit. Customer statement / workshop findings: Charger for high voltage battery does not have charging cables connected. Technical background: The Bentley Home Charging Unit IC-CPD (In Cable Control & Protection Device) is used to charge the high voltage battery on Bentley Hybrid vehicles. There is a legal requirement for home charging units supplied to Customers to have the Vehicle Charge Cable connected, currently the home charge unit and charging cables are supplied as individual items, this does not meet the required standard certified by Intertek (Certification agency). |
| 2058049/4 | 2022-01-08. Service bulletin. POWER TRAIN; ELECTRICAL SYSTEM. DTC P0CE100 - Logged within the Thermal management control unit - Address C5 - J1024. Customer statement / workshop findings: DTC P0CE100 - Logged within the Thermal management control unit - Address C5 - J1024 Customer statement Concern is not visible to the customer, vehicle performance is not affected, no warning lights are evident within the DIP Technical background: Refer to Measure section of this TPI |
| 2060117/3 | 2022-01-07. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. Bentayga Hybrid - AC charging timer does not function. Customer statement / workshop findings: The AC charging timer does not function. The customer has difficulties with timed charging. Immediate charging works correctly, but when using timed charging there is a problem waking up the on board charger. Technical background: Currently in the event of an issue that causes the vehicle not wake correctly to begin charging at the requested time, the system cannot inform the customer that there has been an issue. Measure: With a confirmed Customer complaint of 'The AC charging timer does not function'. Check for a static event entry in the internal charger (address 00C6), if Diagnostic Trouble Codes (DTCs) are stored then these must be resolved. Otherwise, no further action is necessary, raise an information only DISS referencing this TPI. |
| 2065398/1 | 2022-01-07. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. W12 TSI - Engine MIL light illuminated with numerous DTCs within 0001 including - P032700 and/or P033200. Customer statement - MIL light displayed - Engine not refined when running Workshop findings The two most common DTCs are as follows: - P032700 - Knock sensor 2 Circuit Low input - address 01 (Engine control module 1) - P033200 - Knock sensor 1 Circuit Low input - address 01 (Engine control module 1) Please note: The DTCs listed are the two most common DTCs (seen to date) although other DTCs may be evident depending on the failure mode (including the boost control solenoid and crankcase ventilation heater DTCs) |
| 2065604/1 | 2022-01-06. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. Suspicion that control units or services have been influenced by third parties. Customer statement / workshop findings: In the event a customer complaint is received relating to a suspicion that control units or services have been influenced by third parties the instructions within this TPI should be followed. Technical background: A suspicion that control units or services have been influenced by third parties means that unauthorised people or groups may have gained access to a vehicle's control unit(s) or online services and may have manipulated them in such a way that may compromise customer data confidentiality or the operation of the vehicle and/or online services. When investigating potential third party influences of control units or online services, it is important to take all normal diagnostic measures to rule out a normal functional error or misuse of the system by the user |
| 2063410/3 | 2022-01-03. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT; EQUIPMENT:ELECTRICAL:INFOTAINMENT. Infotainment Main unit (5F / J794) fault finding/diagnosis procedure. Customer statement / workshop findings Issue suspected with the Infotainment Main unit (5F / J794) - For example: - MMI screen image flickers or goes blank - No response to selection - Audio cuts-out Technical background The operative should continue as follows: - Complete the questionnaire within the Measure section of this TPI (Part 1) once completed the questionnaire should be attached to an existing or already open DISS query - Once the questionnaire is complete, the operative should refer to (Part 2) within the Measure section regarding fault finding/diagnosis of the Infotainment Main unit (5F / J794) |
| 2065148/1 | 2021-12-07. Service bulletin. ENGINE; ELECTRICAL SYSTEM; FUEL SYSTEM, GASOLINE. V8 Kovomo - Engine MIL light on - DTC P04F000: EVAP system high pressure purge line performance evident. Customer statement: - Engine MIL light illuminated within the DIP Workshop findings and observations: - DTC P04F000: EVAP system high pressure purge line performance evident Observations when monitoring IDE12765 and IDE12766 Referring to Figure 1: IDE12765 (When monitored) fluctuates from the static value found (Ignition on/Engine Off) Or With/without purge activation However IDE12766 (When monitored) DOES NOT fluctuate from the static value found (Ignition on/Engine Off) Or With/without purge activation. Technical background: In the event the symptom described is evident the operative should carry out the instructions within the Measure section |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.