2012 Porsche Cayenne Technical Service Bulletins

479 technical service bulletins (TSBs) are on record for the 2012 Porsche Cayenne. TSBs are notes manufacturers send to dealers about repair procedures for issues seen in the field. They are not recalls and do not by themselves mean a vehicle has a fault.

• 10169761Dec 20, 2019Electrical system. Information about new PIWIS Tester update 39.050.012
• 10169751Dec 20, 2019Equipment. Instructions for manually setting the date and time on older model vehicles with GPS and PCM 2.1 or older.
• 10169758Dec 16, 2019Equipment. Information about new PIWIS Tester updates 39.000.022 and 39.050.000
• 10169776Dec 13, 2019Equipment. Porsche Intranet posting outlining the Warranty Credit stop that takes place at the end of every calendar year.
• 10169773Dec 13, 2019Equipment. Updated worksheet for Chassis and VIN numbering system. Updated to include 2020 Models including the Taycan.
• 10169772Dec 13, 2019Equipment. Updated bulletin with the full list of Porsche model type designations.
• 10169755Dec 12, 2019Electrical system. Information about PIWIS Tester update 39.000.020
• 10168745Nov 25, 2019Engine cooling. Repair instructions for Timing chain repair. If an oil leak is identified from the timing chain cover and it has been found that any part on the timing cover has failed, then the engine must be removed and the entire timing chain cover resealed per the WM instructions.
• 10168693Nov 22, 2019Equipment. List of valid Advanced Technical Information bulletins (ATIs) as of 11/22/2019
• 10166908Oct 29, 2019Engine cooling. List of approved A40 engine oils for Porsche vehicles.
• 10166923Oct 24, 2019Electrical system. New PIWIS Tester update 38.800.030
• 10166920Oct 22, 2019Electrical system. New PIWIS Tester update 38.800.020
• 10166915Oct 14, 2019Electrical system. New PIWIS tester updates 38.800.000 &.010
• 10165939Sep 18, 2019Electrical system. Announcement of new Tech Live look, which will put technicians into live chats with technical support if they should have an urgent issue
• 10165931Sep 17, 2019Body and structure. Instructions for how to treat a leaking paroramic roof
• 10165938Sep 6, 2019Electrical system. Bulletin highlighting new updates 38.750, 38.750.000 for the Porsche PIWIS Tester 3
• 10165923Sep 3, 2019Engine cooling. Instructions for what course of action to take if the customer should complain about oil leaks from the transfer case
• 10165167Aug 15, 2019Electrical system. Bulletin outlining PIWIS Tester updates 38.600.030 & 035.
• 10165166Aug 7, 2019Electrical system. Bulletin outlining PIWIS Tester updates 38.600.020.
• 10165165Aug 5, 2019Electrical system. Bulletin outlining PIWIS Tester updates 38.600.000, .010, & .015.
• 10165169Aug 1, 2019Body and structure. Instructions for installing the Porsche Roof Box on applicable models with an already installed roof transportation system
• 10163757Jul 2, 2019Equipment, Engine. Information about possible engine knocking and how to clean carbon deposits is they are dirty and causing knocking.
• 10162221Jun 25, 2019Engine cooling. Notice to dealers that coolants will be moved out of the special tool cabinet in the dealer service department in order to make room for new special tools. All coolant tools will be moved to the "Coolant Cart" because they need to be housed in the same place.
• 10162219Jun 19, 2019Equipment. Announcement of a 6 month warranty extension on VAS 581005P R1234yf Service Units for air conditioning.
• 10162212Jun 5, 2019Electrical system. Request for dealers to remove Special Tool VAS 6839 from High Voltage tool box because the unit could give erroneous voltage readings. PAG has decided that VAS 6558A could be used in its place.
• 10157106Mar 11, 2019Visibility (wipers, defrost, mirrors). Outer seal on Panoramic roof is faulty, causing water to leak into vehicle.
• 10155170Feb 25, 2019Body and structure. The rear lid does not close normally.
• 10145566Sep 26, 2018Transmission and drivetrain, Engine. 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 ?…
• 10148792Aug 23, 2018Electrical system. Cause The control unit for the auxiliary alarm system has limited bus communication. Date of Introduction Control units for the auxiliary alarm system with updated software have been used in production since the beginning of December 2017.
• 10143839Jul 5, 2018Brakes. Symptom Customers complain that the brake pedal does not always return completely to its end position following actuation.
• 10143841Jul 3, 2018Back-over prevention (rear camera). Subject: Front camera Symptom: The customer complains that certain functions of the front camera are not available at times: Lane Change Assist not available Porsche Dynamic Light System not available Traffic sign recognition not available Cause: Image sensor fault in the front camera. Insufficient contrast causes certain functions to fail at times. Remedial Action: Check front camera and replace it if necessary.
• 10143523Jun 27, 2018Engine, Equipment. Concerns: Belt tensioner Information: Checking belt tensioner in the event of a complaint about "leaks" before carrying out any other work.
• 10143299Jun 27, 2018Engine. Concerns: Belt tensioner Information: Checking belt tensioner in the event of a complaint about "leaks" before carrying out any other work.
• 10188291May 30, 2018Equipment, Brakes. Resubmitting at request of Mr. Bernard Hardgrave. Advanced technical information on brake fluid for all Porsche vehicles.
• 10188268May 16, 2018Electrical system, Exterior lighting. Resubmitting at request of Mr. Bernard Hardgrave. Information on fogging lighting components.
• 10142252May 10, 2018Equipment. Information: The Approval and Support Management system was created to offer assistance to the dealer organization with new and complex technical issues by utilizing the Support Specialists within Porsche R&D. As a result, this process has reduced vehicle downtime and repeat repairs substantially.
• 10134874Mar 13, 2018Electrical system. Model Line: Cayenne (92A) Macan (95B) Concerns: AGM starter battery (referred to below simply as ?battery?) Situation: Customer complaints concerning battery-related topics Recurring customer complaints concerning topics relating to battery capacity and quality.
• 10134861Mar 13, 2018Fuel system. Information: Analysis has shown that traces of oil found in the hydraulic pump or tandempump area are not always caused by a Pentosin leak in the pump. In the event of a complaint about traces of oil in the hydraulic pump or tandem pump area,
• 10134873Mar 7, 2018Transmission and drivetrain. Vehicle Types: Cayenne/Cayenne Diesel/Cayenne S/Cayenne GTS/Cayenne S Hybrid/Cayenne Turbo/Cayenne Turbo S Concern: Current approval status: January 2018
• 10130121Feb 13, 2018Engine cooling. Subject: Intake valves and intake ports Information: Carboned-up valves in the engine can be reworked and cleaned using cleaning equipment. If there is a complaint about knocking combustion, e.g. during acceleration at high load, the condition of the intake valves and portsmust be checked before doing any other work. If the check shows that the intake valves and intake ports have carbon deposits and are dirty, they…
• 10130118Feb 6, 2018Transmission and drivetrain. 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 ?…
• 10125207Nov 30, 2017Fuel system. Information: FC00001E for right side rear lid strut is set in the Rear Lid Control Unit. The actual fault may be in the left rear lid strut. Information for Workshop: The cause could be software or moisture in the Rear Lid Control Unit. If moisture is suspected, check the lid thoroughly for leaks.
• 10125213Nov 6, 2017Electrical system. Information: This document updates information previously published in EQ 1105, EQ 1105, and EQ 1401. To provide stable voltage and sufficient current throughout certain service operations, you should connect the vehicle to a battery charger (sometimes referred to as a power supply). However, you may experience ECU programming and coding issues if the chosen battery charger has insufficient power. Many workshop…
• 10125212Nov 2, 2017Steering. 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 symptom must 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 *…
• 10119317Sep 22, 2017Electrical 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 ?…
• 10109263Aug 26, 2017Transmission and drivetrain. Concerns: Rear-differential lock control unit Information: This is to inform you of a voluntary Workshop Campaign on the above-mentioned vehicles. With the current data record for regulating the rear-differential lock, noises ("rattling") can occur in the rear axle area as a result of a certain driving style over the service life of the vehicle. This will not impair the function of the rear-differential lock.
• 10117507Aug 14, 2017Other or unknown, Electrical system. 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:
• 10108675Jul 17, 2017Electrical system, Engine. Issue: Oil in the wiring harness. Information: If oil is found in the engine wiring harness during a repair, the wiring harness and all the affected components (including the oil pump control valve) must be replaced.
• 10120788Jun 13, 2017Electrical system. 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.
• 10120787Jun 13, 2017Electrical system. 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.

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