# Service bulletin SF658

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: 10232351
- Published by NHTSA: 2023\-03\-04
- Manufacturer's number: SF658
- Manufacturer's date: 2023\-02\-08
- NHTSA component: EQUIPMENT; ELECTRICAL SYSTEM

## NHTSA's summary

Revised Field Service Campaign for Integrated Predictive Powertrain Control ECU. REVISION: The bulletin has been revised to add additional work instruction steps to remedy errors encountered during the flashing process.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2023/MC-10232351-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2023/MC-10232351-9999.pdf)

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

## Components

Electrical system, Equipment and accessories

## Vehicles listed

- 2022 FREIGHTLINER CASCADIA
- 2022 to 2023 WESTERN STAR 49X
- 2022 WESTERN STAR 5700

## Recalls for the same vehicles and component

- [22V338000](/recalls/nhtsa/22V338000.md), 2022-05-16: EQUIPMENT:OTHER:LABELS
- [22V101000](/recalls/nhtsa/22V101000.md), 2022-02-22: SERVICE BRAKES; ELECTRICAL SYSTEM:SOFTWARE
- [2021399](/recalls/tc/2021399.md), 2021-06-25: Electrical
- [21V481000](/recalls/nhtsa/21V481000.md), 2021-06-25: ELECTRICAL SYSTEM:12V/24V/48V BATTERY:CABLES
- [2021172](/recalls/tc/2021172.md), 2021-03-24: Electrical

## Other bulletins for the same vehicles and component

- [SS 3175\-FTL](/bulletins/11031986.md), 2026-05-02, Other: ELECTRICAL SYSTEM. Service Solution for Progressive Low Voltage Disconnect Parameter Update
- [FleetCom\_ECU Faults](/bulletins/11028287.md), 2026-02-05, Other: ELECTRICAL SYSTEM. Fleet Communications for Intermittent Connections and ECU Fault Codes
- [FleetCom\_ECU Faults](/bulletins/11027492.md), 2026-01-08, Other: ELECTRICAL SYSTEM. Fleet Communications for Corrosion Protecton/Glyptal Application
- [FleetCom\_SS 3174\-FTL](/bulletins/11026469.md), 2025-12-06, Other: ELECTRICAL SYSTEM. Fleet Communication for SS 3174\-FTL
- [FleetCom\_AMP Draw](/bulletins/11026454.md), 2025-12-06, Other: ELECTRICAL SYSTEM. Fleet Communications for Key off amp draw
- [CXA 11\_25\_ECU Faults](/bulletins/11025880.md), 2025-12-02, Other: ELECTRICAL SYSTEM. CX Advocate for Intermittent Connections and ECU Fault Codes
- [CXA\_10\_25\_Tech Questions](/bulletins/11024966.md), 2025-11-05, Other: ELECTRICAL SYSTEM; POWER TRAIN. CX Advocate for technical questions/issues raised
- [SS3175\-FTL](/bulletins/11019124.md), 2025-06-04, Other: ELECTRICAL SYSTEM. Service Solution for Progressive Low Voltage Disconnect Parameter Update
- [SS3176\-FTL](/bulletins/11017537.md), 2025-05-02, Other: ELECTRICAL SYSTEM. Service Solution for ICC5 Erroneous Electric Power Steering Warning Message
- [CXA 4\_25\_SS3175\-FTL Volt](/bulletins/11017533.md), 2025-05-02, Other: ELECTRICAL SYSTEM. CX Advocate for Progressive Low Voltage Disconnect Parameter Update

JSON: [/v1/bulletins/10232351](/v1/bulletins/10232351)

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