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Service bulletins for the 2012 Porsche Cayenne

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.

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

By type

By component

By trouble code

Bulletins, newest first
122-S5L3F-072017-10-27. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. Concerns: AGM starter battery (referred to below simply as ?battery?) Information: Customer complaints concerning battery-related topics Recurring customer complaints concerning topics relating to battery capacity and quality.
122-T5P5F-072017-10-27. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Information: Converting transfer cases that are still in stock to the new type before installing themin customer vehicles.
122-E3D6M-122017-10-25. Service bulletin. ELECTRICAL SYSTEM. Due to incorrect sealing of the electric plug connection on the transfer case servo motor, moisture can get into the connector. As a result, the contacts can become corroded. In the event of a customer complaint, check the plug connection on the servo motor and the servo motor itself for damage: ? If the electric plug connection on the transfer case servo motor is corroded, replace section of cable including electric plug connection using a repair kit. ? If the servo motor is damaged, replace section of cable including electric plug connection and transfer case servo motor.
122-P6P7K-102017-10-15. Service bulletin. EQUIPMENT. Converting transfer cases that are still in stock to the new type before installing themin customer vehicles. The optimized transfer case is used during production from week 31/2016. If the transfer case needs to be replaced, check the part number of the new transfer case. If the transfer case is the old type, it must be converted to the new type before doing any other work. Conversion to the new type involves: ? Fitting a new protective ring on the front output drive (sometimes also referred to as "dust boot"), ? Fitting a new vent connection (breather adapter) ? Retrofitting a vent line in the vehicle.
122-Q3V5G-102017-10-15. Service bulletin. ELECTRICAL SYSTEM. Cause: Clicking noises can come from around the transfer case when manoeuvring the vehicle (or driving slowly) due to activation of the transfer case servo motor. Remedial Action: Before doing any other work, the symptommust be simulated using a test procedure. (Opening the door windows can be helpful when evaluating noises). 1 Conditions for the first test procedure: ? Activate the Start/Stop function and ? deactivate all sources of noise in the vehicle (Entertainment, ventilation, etc.). ? A multi-story parking garage can be useful for acoustic reverberation. ? Onastraight stretch ? fromspeeds less than 10mph (20 km/h) ? brake the vehicle to a standstill. ? The best way of finding the clicking noise is by driving slowly and then stopping the vehicle.
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-E3D6M-122017-10-15. Service bulletin. ELECTRICAL SYSTEM. Due to incorrect sealing of the electric plug connection on the transfer case servo motor, moisture can get into the connector. As a result, the contacts can become corroded. In the event of a customer complaint, check the plug connection on the servo motor and the servo motor itself for damage: ? If the electric plug connection on the transfer case servo motor is corroded, replace section of cable including electric plug connection using a repair kit. ? If the servo motor is damaged, replace section of cable including electric plug connection and transfer case servo motor.
122-A4N7P-092017-09-14. Service bulletin. TRAILER HITCHES; ELECTRICAL SYSTEM: INTEGRATED TRAILER BRAKE CONTROL. 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-R8J2G-062017-09-14. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY. Concerns: Center armrest opener Information: This is to inform you of a voluntary Workshop Campaign on the above-mentioned vehicles. There is a possibility that center armrest openers that do not conform to the high quality standards of Porsche AGmay have been installed on the affected vehicles. As a result, optical defects can appear on the release button of the opener for the center armrest over the service life of the vehicle.
122-E7Q7N-052017-09-14. Service bulletin. ENGINE AND ENGINE COOLING. Concerns: Oil guide housing Information: Oil leak ("sweating", drops of oil) on engine in oil guide housing area We have discovered that the cause of some leaks in the specified area could not be detected and determined definitively in the dealer organisation when attempting to resolve the complaint "Oil leak"1 . As a result, some of the measures that were carried out were not always effective.
122-S3R8H-062017-08-25. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:OTHER FUEL TYPES:TURBO/SUPERCHARGER. Concern: Diagnosis of Failed Camshaft Adjuster Element Information: The following fault codes may be stored in the DME when a camshaft adjuster element fails: Mass Air flow: P0068, P1074 Cylinder Misfire: P0300 Fuel Pressure: P1023, P1026, P1031, P053F Camshaft sensor: P0340 ? P0349 Camshaft adjustment: P000A, P0011, P000C, P0021 (92A Cayenne S/Turbo) (970 Panamera/S/Turbo)
122-F3D9P-062017-08-01. Service bulletin. ELECTRICAL SYSTEM. Concerns: Front-end electronics control unit Rear-end electronics control unit (only for model year 2012 vehicles) Information: This is to inform you of a voluntary Workshop Campaign on the above-mentioned vehicles. New data records for the front-end electronics and rear-end electronics control units are available for the affected vehicles.
122-W5S3Z-062017-08-01. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); EQUIPMENT. Concerns: Electronic logbook in Porsche Communication Management (PCM) 3.1 Information: This is to inform you of a voluntary Workshop Campaign on the above-mentioned vehicles. Implausible entries can appear in the logbook (e.g. negativemileage, double entries) on the affected vehicles due to incorrect PCM software. Earlier entries in the logbook can even be overwritten in some cases.
122-F2P2J-062017-08-01. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN. Subject: Hydraulic valve for camshaft control Information: This is to inform you of a voluntary Workshop Campaign on the above-mentioned vehicles. Because of the previous attachment method, the electric plug connection on the hydraulic valves for camshaft control can become strained to such an extent that the function of the hydraulic valves can no longer be guaranteed over the service life of the vehicle.
122-V6D7F-062017-08-01. Service bulletin. ENGINE AND ENGINE COOLING. Concerns: Engine-oil level Information: This is to inform you of a voluntary Workshop Campaign on the above-mentioned vehicles. Engine oil consumptionmight increase during the vehicle's run-in period in some cases. As a result, it may be necessary to top up the engine oil even on vehicles with low mileage.
122-P5N6L-062017-08-01. Service bulletin. ENGINE AND ENGINE COOLING. Concerns: Engine-oil level Revision: Revision 1-January 29, 2013, revises WC47 to add the Cayenne Diesel (92A) to the Cayenne S Hybrid (92A) as a "vehicle type" affected by this campaign. Information: This is to inform you of a voluntary Workshop Campaign on the above-mentioned vehicles. Engine oil consumption might increase during the vehicle's run-in period in some cases. As a result, it may be necessary to top up the engine oil even on vehicles with low mileage.
122-V6Y2L-062017-08-01. Service bulletin. ELECTRICAL SYSTEM. Concerns: Front-end electronics control unit Rear-end electronics control unit (only for model year 2012 vehicles) Information: This is to inform you of a voluntary Workshop Campaign on the above-mentioned vehicles. New data records for the front-end electronics and rear-end electronics control units are available for the affected vehicles.
122-S2A9U-062017-08-01. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:BELTS AND ASSOCIATED PULLEYS; ENGINE AND ENGINE COOLING. Information: Frequent complaints about "torn drive belts" following repairs or after workshop campaign WB19 is carried out. If the drive belt is removed and installed during repairs, particularly during "WB19Workshop campaign - Replacing coolant regulator (47/11)", the drive belt can be damaged as a result of incorrect handling
122-Z5U2U-062017-08-01. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; ELECTRICAL SYSTEM:SOFTWARE. Concerns: Brake fluid reservoir sensor Information: "Warning Brake fluid level" in instrument cluster. Information For precise fault cause analysis for the message "Warning Brake fluid level" in the instrument cluster, the parts will be requested.
122-S6S9F-062017-08-01. Service bulletin. ENGINE AND ENGINE COOLING. Concerns: Retaining clip for coolant temperature sensor in the coolant hose Information: This is to inform you of a voluntary Workshop Campaign on the above-mentioned vehicles. There is a possibility that retaining clips of the wrong size were used to secure the coolant temperature sensor on the affected vehicles due to a supplier error. As a result, the retaining clip can become detached from the temperature sensor.
122-V4R6J-062017-08-01. Service bulletin. ENGINE AND ENGINE COOLING. Concerns: Retaining clip for coolant temperature sensor in the coolant hose Information: This is to inform you of a voluntary Workshop Campaign on the above-mentioned vehicles. There is a possibility that retaining clips of the wrong size were used to secure the coolant temperature sensor on the affected vehicles due to a supplier error. As a result, the retaining clip can become detached from the temperature sensor.
122-L3E3J-062017-08-01. Service bulletin. ENGINE AND ENGINE COOLING. Concerns: Retaining clip for coolant temperature sensor in the coolant hose Information: This is to inform you of a voluntary Workshop Campaign on the above-mentioned vehicles. There is a possibility that retaining clips of the wrong size were used to secure the coolant temperature sensor on the affected vehicles due to a supplier error. As a result, the retaining clip can become detached from the temperature sensor.
122-F4R5G-062017-08-01. Service bulletin. EXTERIOR LIGHTING:HEADLIGHTS. Concerns: Headlights Information: Porsche has issued revised instructions for removing and installing the headlight as a result of the modified technical features of the headlight lock. The changes are described in an Owner's Manual Supplement.
122-Z3T9A-062017-08-01. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL. Concerns: Front-end electronics control unit Rear-end electronics control unit (only for model year 2012 vehicles) Information: This is to inform you of a voluntary Workshop Campaign on the above-mentioned vehicles. New data records for the front-end electronics and rear-end electronics control units are available for the affected vehicles.
122-N7V6G-062017-08-01. Service bulletin. STRUCTURE:BODY; LATCHES/LOCKS/LINKAGES. Concerns: Cover for front lock support. Information: This is to inform you of a voluntary Workshop Campaign on certain 2011 to 2012 Cayenne/S/S Hybrid and Cayenne Turbo vehicles. There is the possibility that paint adhesion on the cover of the front lock support might not be sufficient due to a supplier's manufacturing issue. To remedy the situation, replace cover for front lock support.

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