# Service bulletin S1908000166

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: 10176527
- Published by NHTSA: 2020\-06\-22
- Manufacturer's number: S1908000166
- Manufacturer's date: 2020\-05\-09
- NHTSA component: ELECTRICAL SYSTEM:12V/24V/48V BATTERY

## NHTSA's summary

Stop Start Inoperative, Auxiliary Battery Low Requires Charging, No Start

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2020/MC-10176527-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2020/MC-10176527-9999.pdf)

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

## Components

Electrical system, 12\-volt battery

## Vehicles listed

- 2018 to 2020 JEEP WRANGLER

## Other bulletins for the same vehicles and component

- [S1408000384](/bulletins/10251783.md), 2024-03-18, Service bulletin: ELECTRICAL SYSTEM:12V/24V/48V BATTERY. Start Stop Charging Warning Lamp Illuminated On, Intelligent Battery Sensor \(IBS\) State of Charge \(SOC\) Inaccurate, Battery Charging Message, Presence of IBS related Diagnostic Trouble Codes \(DTCs\), or Battery Warning Lamp On
- [S1808000057](/bulletins/10247441.md), 2023-12-18, Service bulletin: ELECTRICAL SYSTEM:12V/24V/48V BATTERY. Inspecting And Disconnecting Negative Battery Cables On ESS Vehicles
- [0810023](/bulletins/10236930.md), 2023-05-30, Service bulletin: ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:12V/24V/48V BATTERY. Battery Charge Indicator \(BCI\) Replacement Customers may experience a Malfunction Indicator Lamp \(MIL\) illumination. Upon further investigation the technician may find the following DTC has been set: ? B1271\-00 \- Charge Level Indicator Internal. Customer may also experience the following: ? BCI does not indicate charge status while the vehicle is charging. This bulletin involves replacing the BCIM.
- [S1708000118](/bulletins/10229041.md), 2023-01-09, Service bulletin: ELECTRICAL SYSTEM:12V/24V/48V BATTERY. Battery Drain Concern, Dual USB Port Normal Operational Draw, Extended Illumination Or Extended Operation After Key Off
- [S1908000028 Rev.](/bulletins/10184399.md), 2020-12-21, Service bulletin: ELECTRICAL SYSTEM:12V/24V/48V BATTERY. \(Rev. A\) Power Inverter Load Ratings
- [9004223](/bulletins/10173284.md), 2020-04-06, Service bulletin: ELECTRICAL SYSTEM:12V/24V/48V BATTERY; ENGINE AND ENGINE COOLING. BATTERY, Auxiliary \(180 AMP\) Mopar Engineering has reviewed the BBAUA180AA battery due to concerns over fitment in Chrysler, Jeep®, Dodge \& Ram vehicles and has provided direction on usage. BBAUA180AA CAN BE USED in the following vehicles equipped with stop/start technology: ?MP ? Jeep Compass ?JL ? Jeep Wrangler ?JT ? Jeep Gladiator ?RU ? Chrysler Pacifica RU NOTE: Modify the BBAUA180AA battery positive mold cover by trimming 3mm of rubber on left side \& bottom. ?WK ? Jeep Grand Cherokee ?WD ? Dodge Durango WK/WD NOTE:A vent kit is being created now and will replace the existing tube with a longer one and add an elbow to it for routing \(availability is TBD\).

JSON: [/v1/bulletins/10176527](/v1/bulletins/10176527)

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