# Service bulletin No. 2315\-1 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. - Type: Service bulletin - NHTSA id: 11037060 - Published by NHTSA: 2026\-09\-04 - Manufacturer's number: No. 2315\-1 - Manufacturer's date: 2026\-08\-20 - NHTSA component: ELECTRICAL SYSTEM; FUEL/PROPULSION SYSTEM ## NHTSA's summary Information on Advanced Technical Information for Porsche Mobile Charger Plus \(PMC\+\) Red LEDs and Fault B191E49 ## The document - [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2026/MC-11037060-0001.pdf) - [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2026/MC-11037060-9999.pdf) The document is the manufacturer's. This site does not hold it. ## Components Electrical system, Fuel system ## Trouble codes named B191E ## Vehicles listed - 2019 to 2026 PORSCHE CAYENNE E\-HYBRID - 2024 to 2026 PORSCHE CAYENNE E\-HYBRID COUPE - 2020 PORSCHE CAYENNE S E\-HYBRID - 2024 to 2026 PORSCHE CAYENNE TURBO E\-HYBRID - 2024 to 2026 PORSCHE CAYENNE TURBO E\-HYBRID COUPE - 2019 to 2023 PORSCHE CAYENNE TURBO S E\-HYBRID - 2024 to 2026 PORSCHE MACAN 4 ELECTRIC - 2025 PORSCHE MACAN 4S ELECTRIC - 2024 to 2026 PORSCHE MACAN ELECTRIC - 2024 to 2026 PORSCHE MACAN TURBO ELECTRIC - 2019 to 2026 PORSCHE PANAMERA 4 E\-HYBRID - 2019 to 2023 PORSCHE PANAMERA 4S E\-HYBRID - 2025 to 2026 PORSCHE PANAMERA 4S E\-HYBRID - 2022 to 2024 PORSCHE PANAMERA E\-HYBRID - 2025 to 2026 PORSCHE PANAMERA TURBO E\-HYBRID - 2019 to 2023 PORSCHE PANAMERA TURBO S E\-HYBRID - 2025 to 2026 PORSCHE PANAMERA TURBO S E\-HYBRID - 2020 to 2026 PORSCHE TAYCAN - 2026 PORSCHE TAYCAN 4 - 2021 to 2026 PORSCHE TAYCAN 4 CROSS TURISMO - 2020 to 2026 PORSCHE TAYCAN 4S - 2021 to 2026 PORSCHE TAYCAN 4S CROSS TURISMO - 2020 to 2023 PORSCHE TAYCAN CROSS TURISMO - 2022 to 2024 PORSCHE TAYCAN GTS - 2022 to 2026 PORSCHE TAYCAN GTS SPORT TURISMO - 2020 to 2026 PORSCHE TAYCAN TURBO - 2021 to 2026 PORSCHE TAYCAN TURBO CROSS TURISM - 2025 to 2026 PORSCHE TAYCAN TURBO GT - 2020 to 2026 PORSCHE TAYCAN TURBO S - 2021 to 2026 PORSCHE TAYCAN TURBO S CROSS TURI ## Recalls for the same vehicles and component - [2025498](/recalls/tc/2025498.md), 2025-09-23: Fuel System - [25V634000](/recalls/nhtsa/25V634000.md), 2025-09-23: FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP - [24V732000](/recalls/nhtsa/24V732000.md), 2024-10-01: ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY; ELECTRICAL SYSTEM:SOFTWARE - [24V731000](/recalls/nhtsa/24V731000.md), 2024-10-01: ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY; ELECTRICAL SYSTEM:SOFTWARE - [24V217000](/recalls/nhtsa/24V217000.md), 2024-03-20: ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY - [24V215000](/recalls/nhtsa/24V215000.md), 2024-03-20: ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY - [23V841000](/recalls/nhtsa/23V841000.md), 2023-12-13: ELECTRICAL SYSTEM:PROPULSION SYSTEM:CHARGING:CABLE/CORD:ONBOARD - [23V840000](/recalls/nhtsa/23V840000.md), 2023-12-13: ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY - [23V615000](/recalls/nhtsa/23V615000.md), 2023-09-01: ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY - [23V347000](/recalls/nhtsa/23V347000.md), 2023-05-16: ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; SERVICE BRAKES, HYDRAULIC ## Other bulletins for the same vehicles and component - [GR13D804](/bulletins/11037872.md), 2026-10-02, Service bulletin: STRUCTURE:BODY; ELECTRICAL SYSTEM; VISIBILITY/WIPER; FUEL/PROPULSION SYSTEM. Parts Information for Parts Withdrawal \- High\-Voltage Heating \(PTC\) - [WTL2](/bulletins/11037863.md), 2026-10-02, Service campaign: FUEL/PROPULSION SYSTEM; VISIBILITY/WIPER; ELECTRICAL SYSTEM; STRUCTURE:BODY; POWER TRAIN. Porsche intranet posting for Campaign WTL2 – Replacing Electric Passenger Compartment Heater - [No. WTL2](/bulletins/11037862.md), 2026-10-02, Service campaign: ELECTRICAL SYSTEM; STRUCTURE:BODY; FUEL/PROPULSION SYSTEM; VISIBILITY/WIPER; POWER TRAIN. Technical Information for Campaign WTL2 – Replacing Electric Passenger Compartment Heater - [WTK4](/bulletins/11037860.md), 2026-10-02, Service campaign: ELECTRICAL SYSTEM. Porsche intranet posting with Campaign WTK4 information - [No. WTK4](/bulletins/11037858.md), 2026-10-02, Service campaign: ELECTRICAL SYSTEM. Technical Information for Campaign WTK4 – Reset Vehicle Electrical System Battery - [No. 93\-26](/bulletins/11037841.md), 2026-10-02, Service bulletin: LANE DEPARTURE: WARNING; ELECTRICAL SYSTEM; LANE DEPARTURE: ASSIST. Symptom\-based workshop manual for False Warning from Lane Change Assist \(LCA\) \- Warning Light in Exterior Mirror Flashes Without Reason - [No. 103\-25\-2](/bulletins/11037838.md), 2026-10-02, Service bulletin: ELECTRICAL SYSTEM; FUEL/PROPULSION SYSTEM; POWER TRAIN. Technical Information for Need to Replace Components of the High\-Voltage Battery \- High\-Voltage Battery Control Unit / Cell module; No Mixed Installation Permitted: Observe Specified Approach - [No. 103\-25\-2](/bulletins/11037837.md), 2026-10-02, Service bulletin: POWER TRAIN; ELECTRICAL SYSTEM; FUEL/PROPULSION SYSTEM. Technical Information for Need to Replace Components of the High\-Voltage Battery \- High\-Voltage Battery Control Unit / Cell module; No Mixed Installation Permitted: Observe Specified Approach - [No. 86\-26](/bulletins/11037805.md), 2026-10-02, Service bulletin: ELECTRICAL SYSTEM; EXTERIOR LIGHTING. Technical Information for Vehicle Color in Front Display/Control Panel Wrong after Replacing Central Computer \(PCM\) - [No. 84\-26](/bulletins/11037804.md), 2026-10-02, Service bulletin: ELECTRICAL SYSTEM; FUEL/PROPULSION SYSTEM; STRUCTURE:BODY. Technical Information for Filler Flap on Vehicles with Hybrid Drive System \(PHEV\) Does Not Close JSON: [/v1/bulletins/11037060](/v1/bulletins/11037060) [Report an error on this page](https://github.com/wenmar-pro/wenmar-open/issues/new?template=data_correction.yml&title=Data%20correction%3A%20Service%20bulletin%20No.%202315-1&page=https%3A%2F%2Fopen.wenmarpro.com%2Fbulletins%2F11037060&vehicle=Service%20bulletin%20No.%202315-1)