Fitment notes: AGM battery required for start-stop system; located under cargo floor
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Every control module on the 2025-2026 Porsche Cayenne S — where it lives, replacement time, and what it takes to program a replacement. Modules marked dealer / factory tool won't work after a part swap alone — budget for programming.
Transmission Control Unit (TCU)2.5 hr R&Rsecurity gateway +0.8 hr▸ programming details
📍 Transmission housing, driver side
🔧 PIWIS IV + PPN online
⚠️ 8-speed Tiptronic S. Requires adaptation and VIN coding. Transmission oil service required during R&R.
Keyless Entry and Start System / Immobilizer (KESSY)1.2 hr R&Rsecurity gateway +1.0 hr▸ programming details
📍 Dashboard, left side of steering column
🔧 PIWIS IV + PPN online
⚠️ All keys must be reprogrammed. DME pairing required. Enhanced component protection enforced.
Tailgate Control Unit (Tailgate Module)1.2 hr R&Rdealer / factory tool +0.3 hr▸ programming details
📍 Tailgate, left side behind trim
🔧 PIWIS IV
⚠️ Power tailgate operation. Kick-sensor integration if equipped. Position learning required.
Door Control Unit (Door Module)1.0 hr R&Raftermarket tool +0.3 hr▸ programming details
📍 Inside each door (4 total)
🔧 PIWIS IV or Autel
⚠️ Window, mirror, and lock control. One per door. Comfort close adaptation required.
Airbag Control Unit (ACU)1.0 hr R&Rsecurity gateway +0.5 hr▸ programming details
📍 Center console, below center stack
🔧 PIWIS IV + PPN online
⚠️ Battery disconnect required. All airbag components must be coded to new module.
Surround View Camera Control Unit (Camera Module)1.0 hr R&Rdealer / factory tool +0.5 hr▸ programming details
📍 Rear cargo area, center behind trim
🔧 PIWIS IV
⚠️ 360-degree camera system. Calibration required after replacement.
Central Gateway Control Unit (Gateway)1.0 hr R&Rsecurity gateway +1.5 hr▸ programming details
📍 Dashboard, left side behind kick panel
🔧 PIWIS IV + PPN online
⚠️ Enhanced security gateway with Ethernet backbone. Replacement requires complete vehicle reconfiguration and all module adaptations.
Park Assist Control Unit (ParkAssist)0.8 hr R&Rdealer / factory tool +0.3 hr▸ programming details
📍 Rear cargo area, left side behind trim
🔧 PIWIS IV
⚠️ Front and rear parking sensors. Camera integration if equipped.
Seat Memory Control Unit (Seat Module)0.8 hr R&Raftermarket tool +0.3 hr▸ programming details
📍 Under driver and passenger seats
🔧 PIWIS IV or Autel
⚠️ Memory and adjustment functions. Separate modules for driver and passenger seats.
Porsche Connect Control Unit (Telematics)0.8 hr R&Rsecurity gateway +0.8 hr▸ programming details
📍 Rear cargo area, right side behind trim
🔧 PIWIS IV + PPN online
⚠️ 5G connectivity module. Subscription activation required after replacement.
Aftermarket tool coverage varies by software version and vehicle build — treat "aftermarket tool" rows as "usually possible" and verify against your tool maker's coverage list before promising a customer. Spot a wrong location or hour? Tell us — corrections ship fast here.
BACK OVER PREVENTION: SENSING SYSTEM: CAMERA · 25V896000
2025-12-19
Porsche Cars North America, Inc. (Porsche) is recalling certain 2019-2025 Cayenne, Cayenne E-Hybrid, 2020-2025 911, Taycan, 2024-2025 Panamera, and 2025 Panamera E-Hybrid vehicles. The rearview camera image may not display when the vehicle is placed in reverse. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 111, "Rear Visibility."
Consequence: A rearview image that does not display properly reduces the driver's view behind the vehicle, increasing the risk of a crash.
Remedy: Dealers will update the driver assistance software, free of charge. Owner notification letters were mailed February 13, 2026. Owners may contact Porsche customer service at 1-800-767-7243. Porsche's number for this recall is ASB2. Vehicle Identification Numbers (VINs) involved in this recall will be searchable on NHTSA.gov beginning January 19, 2026.
Porsche Cars North America, Inc. (Porsche) is recalling certain 2024-2026 Panamera, Cayenne, and 2025 Panamera E-Hybrid vehicles. The fasteners securing the high pressure fuel pump may not be tightened properly, resulting in a fuel leak.
Consequence: A fuel leak in the presence of an ignition source increases the risk of a fire.
Remedy: Dealers will inspect and tighten the screw connections and replace the high pressure fuel pump and fuel lines as necessary, free of charge. Owner notification letters were mailed November 19, 2025. Owners may contact Porsche customer service at 1-800-767-7243. Porsche's number for this recall is ASA9. Vehicle Identification Numbers (VINs) involved in this recall will be searchable on NHTSA.gov beginning October 10, 2025.
Size-standard part numbers — verify your connector type before buying. Rear blades are model-specific; check the package's vehicle list.
Fuel economy figures are EPA data via fueleconomy.gov (median across matching trims). Performance figures are compiled estimates for the 2025 Porsche Cayenne S 2.9L Twin Turbo V6 and can vary by trim.
🔧 Database maintained under the daily editorial review of Chris Hackleman · Master Technician · 20+ years and Jeff Moore · Master Lexus & Toyota Mechanic · 20+ years.