S2008000031 Rev.

Service Bulletin Details

Public Details for: S2008000031 Rev.

Low charging voltage displayed on cluster


- 2021 - 2020 - 2019 - 2018 -

Case Number: S2008000031 REV. A
Release Date:
01/15/2021
Symptom/Vehicle Issue: Low Charging Voltage Displayed On Cluster
Customer Complaint/Technician Observation: Owner Complains of low charging voltage
displayed on cluster. Technician has observed the same.
Discussion: Newer vehicles charging system now incorporate a SMART CHARGE function that
closely monitors the charging systems output to improve battery life and fuel efficiency through the
vehicles various drive cycle modes. The new strategy can give a false perception that the charging
system is not charging properly and lead to improper component replacement.
Do not replace the main or aux battery, IBS sensor, alternator, or other components unless fault code
diagnostics lead to the replacement of the suspect component. See the pg 2 charge mode
strategies when considering any of the listed components for improper charging complaints.
12.4v
Example: 3.0L diesel (JL & JT) will be display the most aggressive at idle.
This document does not authorize warranty repairs. This communication documents a record of past experiences. STAR Online
does not provide any conclusions about what is wrong with the vehicle. Rather, it captures all previous cases known that appear
to be similar or related to the vehicle symptom / condition. You are the expert, and you are responsible for deciding on the
appropriate course of action.
Contact STAR Center, or your Technical Assistance Center Via TechCONNECT or eCONTACT ticket if no
solution is found
FCA US LLC
Version 4.3 10/29/2020
This document does not authorize warranty repairs. This communication documents a record of past experiences. STAR Online
does not provide any conclusions about what is wrong with the vehicle. Rather, it captures all previous cases known that appear
to be similar or related to the vehicle symptom / condition. You are the expert, and you are responsible for deciding on the
appropriate course of action.
Contact STAR Center, or your Technical Assistance Center Via TechCONNECT or eCONTACT ticket if no
solution is found
FCA US LLC
Version 4.3 10/29/2020


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