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Service bulletins for the 2014 Porsche Panamera

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.

558 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

Bulletins, newest first
122-S7G8J-102017-11-08. Service bulletin. FUEL SYSTEM, OTHER. A fuel tank cap in Aluminum Look (designation in Tequipment Catalog: "Fuel tank cap in Aluminum Look") is available for the Panamera (970).
122-P6P7K-102017-11-08. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. There is increased friction in the air spring compressor valves at temperatures below ?13° F (?25° C). This can result in a situation in which the maximum control current is not sufficient to actuate the valves. As a result, a warning message will be displayed in the instrument cluster and Porsche Active Suspension Management (PASM) will stop working temporarily. Re-program PASM control unit using the PIWIS Tester with software version 33.010.030 (PIWIS Tester 3) or version 17.100.030 (PIWIS Tester II) or a higher software version installed.
122-L4X2R-102017-11-08. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. There is a possibility that the function of the change-over valve for the sport exhaust system can fail as a result of water leaking in and causing corrosion. If this happens, the mode that was activated last will remain active. It will no longer be possible to switch between Sport and Normal mode in this case.In the event of a customer complaint or spare parts requirements for the change-over valve, the change-over valve and several individual components must be replaced - until such a time as the change-over valve becomes available as a repair kit,
122-Z6W8C-072017-10-27. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. Subject: Discharge protection function of the batterymanagement system(BMS) in order to extend the service life of high-voltage and low-voltage batteries
122-X3Y7Q-072017-10-27. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. Concerns: AGM starter battery (referred to below simply as 'battery') Situation: Support for the care andmaintenance of the AGMstarter battery (at the dealership): From the time the vehicle is delivered to the Porsche Centre until it is handed over to the customer, the battery must be maintained and charged regularly, depending on use.
122-R8X7Z-072017-10-27. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. Customer complaints concerning battery-related topics Recurring customer complaints concerning topics relating to battery capacity and quality.
122-J8L3U-082017-10-25. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. Concerns: PDK transmission/control unit for PDK transmission Information: Procedure and repairmeasures in the event of complaints relating to PDK: ? Gearbox emergency operation/other warning messages ? Fault memory entries in the fault memory of the PDK control unit ? Leaks on the PDK transmission ? Complaints relating to comfort ? Complaints relating to noises
122-J8S9J-112017-10-15. Service bulletin. ENGINE AND ENGINE COOLING. Customer complaint about loss of coolant, visible on the underside of the engine/where the vehicle was parked. Sometimes a yellow warning comes on in the instrument cluster with the information message? "Refill coolant Observe engine temperature". Component tolerances between the coolant pipe flange and distributor housing can cause leaks.
122-Y6G5Z-112017-10-15. Service bulletin. ENGINE. The unwarranted errormessages "Hybrid system fault" and "Reduced engine power" can appear sporadically in the instrument cluster on the affected vehicles under certain driving conditions because the diagnostic function for the hybrid decoupler is too sensitive. If this happens, engine power will be reduced and the Check Engine light will be activated until the ignition is switched off and on again.
122-G8Z4D-102017-10-15. Service bulletin. EXTERIOR LIGHTING:BRAKE LIGHTS:SWITCH. Information: A Cayenne with optional equipment no. 1D6 will come with a Trailer hitch receiver and wiring up to the receiver hitch that includes a control unit to operate the trailer parking lights, turn signals and brake lights. The Cayenne is also pre-wired for a brake controller. You will need to do the following to hook up the trailer electrics and/or an electric brake controller:
122-B3K4R-052017-10-15. Service bulletin. WHEELS. Issue: Fault P029900-Turbo/Super Charger Underboost stored in the DME. Information: A vacuum line at the vacuum reservoir in the left front wheel well was not connected properly during production and may become disconnected (see the picture below). The repair is to simply reconnect the line and make sure it is not under tension.
122-H7B7W-092017-09-14. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. Information: Very small leaks may not be found on a normal inspection. Extra effort to locate these leaks is required.
122-U5S5J-092017-09-14. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. Information: During the packaging of a High Voltage Lithium Ion battery, copies of The test log for classification of lithium-ion high voltage batteries (located in PIWIS - Standard Forms) must be attached inside the box and to the document bag on the exterior of the box as per the Workshop Manual 2X00IN Packing non-critical high-voltage battery (970, 971, 92A) or Workshop Manual 2708IN Packaging instructions for high-voltage battery (918)
122-E5F6L-062017-09-14. Service bulletin. ELECTRICAL SYSTEM. Concerns: Power distributor Information: In the event of complaints relating to the overall power supply on the vehicle and if "Connections in power distributor corroded"? is discovered as the cause of the fault, the cover on the power distributor (? Figure 1) must be sealed using new sealant. Complaints can include various malfunctions in the vehicle electrics (fault in PCM, failure of power windows or similar problems) or various error messages displayed in the instrument cluster.
122-L3H8T-062017-09-14. Service bulletin. POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE); EQUIPMENT:ELECTRICAL. Concerns: All-wheel drive control unit Information: This is to inform you of a voluntary Workshop Campaign on the above-mentioned vehicles. Transfer gears with a control unit containing a data record that does not comply with current standards were delivered to the dealer organisation. An improved data record is available for the vehicles on which the transfer gear or PDK transmission, which contains the transfer gear unit, was replaced during the affected period. This data record optimises the responsiveness of the all-wheel drive system.
122-C5K6F-062017-09-14. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM. Concerns: Vent line for cooling system Information: This is to inform you of a voluntary Workshop Campaign on the above-mentioned vehicles. There is a possibility that the vent line for the cooling system is not routed according to specifications on the affected vehicles. As a result, the vent line can become damaged over the service life of the vehicle.
122-X6Y2K-062017-09-14. Service bulletin. EQUIPMENT:ELECTRICAL; STRUCTURE:BODY:ROOF AND PILLARS. Concerns: Sensor for interior surveillance in the roof console Information: This is to inform you of a voluntary Workshop Campaign on the above-mentioned vehicles. A sensor for the interior surveillance system in the roof console that does notmeet the required specifications may have been installed on the affected vehicles. This can cause increased triggering sensitivity under certain conditions, resulting in the triggering of implausible alarms.
122-C8W5T-062017-09-14. Service bulletin. ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:SOFTWARE. Concerns: Charging electronics Information: This is to inform you of a voluntary Workshop Campaign on the above-mentioned vehicles. Implausible fault entries can be stored in the fault memory on the affected vehicles even though there is no fault in the system due to a software error in the charging electronics.
122-M8J2T-062017-09-14. Service bulletin. EQUIPMENT:ELECTRICAL; ENGINE. Concerns: DME control unit Information: This is to inform you of a voluntary Workshop Campaign on the above-mentioned vehicles. Certain environmental conditions and the quality of fuel available in themarket can cause combustion residue to build up on the throttle valve on the affected vehicles over the service life of the vehicle. This can impair the diagnostic function for the throttle valve and as a result, the Check Engine warning light will be activated.
122-L7N8T-062017-09-14. Service bulletin. HYBRID PROPULSION SYSTEM; ELECTRICAL SYSTEM:12V/24V/48V BATTERY. Concerns: High-voltage battery control unit Information: This is to inform you of a voluntary Workshop Campaign on the above-mentioned vehicles. The errormessage "Hybrid system failure - Park vehicle safely" can appear sporadically in the instrument cluster on the affected vehicles because the high-voltage system diagnostic function is too sensitive.
122-W7J3A-062017-09-14. Service bulletin. ELECTRICAL SYSTEM. Concerns: E-box for the high-voltage system Information: This is to inform you of a voluntary Workshop Campaign on the above-mentioned vehicles. An E-box for the high-voltage system that does not comply with current standards was installed in the affected vehicles. The new E-box is considerably more robust than the existing standard version.
122-N8Y2M-062017-09-14. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM. Concerns: Vacuum lines for sound symposer Information: This is to inform you of a voluntary Workshop Campaign on the above-mentioned vehicles. There is a possibility that the vacuum line on the change-over valve for the sound symposer can slip off on the affected vehicles due to relative movements of the engine. As a result, there is no guarantee that the sound symposer and other vacuum-controlled actuators on the engine will function correctly. This causes the warning message "Fault cooling system" to be displayed in the instrument cluster.
122-J5A5S-052017-09-14. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; ELECTRICAL SYSTEM. Concerns: High-voltage battery control unit Information: This is to inform you of a voluntary Workshop Campaign on the above-mentioned vehicles. New software for the high-voltage battery control unit is available for the affected vehicles. This software improves or corrects the following: The temperature of the high-voltage battery is monitored by two temperature sensors for each cell module. The current diagnostic setup of the high-voltage system does not allow for this redundancy and causes the warning message "Hybrid system failure - Park vehicle safely" to be displayed in the instrument cluster if one temperature sensor fails even though the temperature of the cell module is still monitored reliably by the remaining sensor.
122-C9F4B-052017-09-14. Service bulletin. ENGINE. Concerns: DME control unit Information: This is to inform you of a voluntary Workshop Campaign on the above-mentioned vehicles. New data records for the DME control unit are available for the affected vehicles. The new data records optimise the engine's knock control, thereby making it more resilient in terms of knock resistance, particularly for lower quality fuels.
122-F5P9T-052017-09-14. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. Concerns: DME control unit Information: This is to inform you of a voluntary Workshop Campaign on the above-mentioned vehicles. New data records for the DME control unit are available for the affected vehicles.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.