# Service bulletin 122\-Y6R5S\-07

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: 10120788
- Published by NHTSA: 2017\-10\-27
- Manufacturer's number: 122\-Y6R5S\-07
- Manufacturer's date: 2017\-06\-13
- NHTSA component: ELECTRICAL SYSTEM:12V/24V/48V BATTERY

## NHTSA's summary

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.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2017/MC-10120788-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2017/MC-10120788-0001.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Electrical system, 12\-volt battery

## Vehicles listed

- 2012 to 2017 PORSCHE CAYENNE
- 2011 PORSCHE CAYENNE \(E2\)

## Other bulletins for the same vehicles and component

- [No. 05\-21](/bulletins/10213134.md), 2022-06-03, Service bulletin: ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:12V/24V/48V BATTERY; ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY:MANAGEMENT SYSTEM/ENERGY CONTROL MODULE \(BMS/BECM\):SOFTWARE. Technical information for replacing the high\-voltage battery
- [122\-Z6W8C\-07](/bulletins/10120792.md), 2017-10-27, 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\-S5L3F\-07](/bulletins/10120787.md), 2017-10-27, 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\-T5Z7V\-08](/bulletins/10120616.md), 2017-10-25, Service bulletin: ELECTRICAL SYSTEM:12V/24V/48V BATTERY. Technical Concern: The technician confirms the MIL and notes P0C4700 is present in the high voltage battery.
- [122\-S7R6B\-11](/bulletins/10119334.md), 2017-10-15, Service bulletin: ELECTRICAL SYSTEM:12V/24V/48V BATTERY. The customer observes a MIL. \(Please note: Often, this failure mode is not accompanied by other unwanted behavior.\) The technician confirms the MIL and notes P0C4700 is present in the high voltage battery. PCNA is aware of this issue. A bad ground has been found in a number of cases. The service recommendation is to check ground continuity and replace the electric water pump and the electric water pump relay, if necessary.
- [122\-A3L7Z\-10](/bulletins/10119311.md), 2017-10-15, Service bulletin: ELECTRICAL SYSTEM:12V/24V/48V BATTERY. Technical Concern: The technician confirms the MIL and notes P0C4700 is present in the high\-voltage battery. Service Information: In many cases, technicians noted one or more of the following root causes: a\) Corrosion on Ground Pin 6B \(See figures 1 and 2.\) b\) Corrosion on the connector to the secondary low temperature coolant pump. c\) A bad ground or otherwise unsound wiring.
- [122\-W8J3S\-09](/bulletins/10117509.md), 2017-09-14, Service bulletin: ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:12V/24V/48V BATTERY. Technical Concern: Porsche designs plug\-in hybrid vehicles to protect the health of the high voltage battery. One way the vehicle does this is by disabling high electrical load features when the high voltage battery has a low state of charge.
- [122\-U5S5J\-09](/bulletins/10117506.md), 2017-09-14, 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 \(918\)

JSON: [/v1/bulletins/10120788](/v1/bulletins/10120788)

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