# Service bulletin 1805323

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: 10239916
- Published by NHTSA: 2023\-07\-31
- Manufacturer's number: 1805323
- Manufacturer's date: 2023\-05\-02
- NHTSA component: ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING; POWER TRAIN

## NHTSA's summary

Flash: Powertrain Control Module \(PCM\) Updates Customers may experience the following: ? Vehicle repeatedly cranks when Engine Stop/Start \(ESS\) is active but engine doesn?t restart. Pushing switch, engine starts normally. This bulletin involves reprogramming the PCM with the latest available software.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2023/MC-10239916-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2023/MC-10239916-9999.pdf)

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

## Components

Electrical system, Engine, Transmission and driveline

## Vehicles listed

- 2021 JEEP COMPASS

## Other bulletins for the same vehicles and component

- [21\-042\-26 REV. B](/bulletins/11037469.md), 2026-09-23, Service bulletin: POWER TRAIN. Not applicable to vehicles built for US market. 1.5L Transmission Diagnosis Service Solution Customers may experience one or more of the following: SYMPTOM: ● Transmission warning light on and/or vehicle jerking. ● Vehicle is not shifting correctly or has no traction. This service bulletin is to provide a diagnostic guide for a transmission warning light on, vehicle jerking, not shifting correctly or no traction symptoms
- [9100900](/bulletins/11037346.md), 2026-09-17, Service bulletin: ELECTRICAL SYSTEM; STRUCTURE:BODY. Passive Entry O/S Dr Handle Prior to replacing an inoperative passive entry door handle, perform Star Online S2623000040.
- [08\-323\-26](/bulletins/11036745.md), 2026-09-03, Service bulletin: ELECTRICAL SYSTEM. Service 4WD Light Illuminated Customers must experience a Malfunction Indicator Lamp \(MIL\) illumination and the vehicle must SYMPTOM: exhibit/set the following Diagnostic Trouble Code \(DTC\): ● C2260\-63 \- ECU Internal Performance \- Circuit Component Protection Time\-Out Customers may also comment on the following: ● Service 4WD indicator is illuminated.
- [112639](/bulletins/11034912.md), 2026-07-08, Service bulletin: ENGINE. THROTTLE BODY – NONE
- [112640](/bulletins/11034911.md), 2026-07-08, Service bulletin: ENGINE. THROTTLE BODY – NONE
- [21\-042\-26 REV. A](/bulletins/11034905.md), 2026-07-08, Service bulletin: POWER TRAIN. Not applicable to vehicles built for US market. 1.5L Transmission Diagnosis Service Solution Customers may experience one or more of the following: SYMPTOM: ● Transmission warning light on and/or vehicle jerking. ● Vehicle is not shifting correctly or has no traction. This service bulletin is to provide a diagnostic guide for a transmission warning light on, vehicle jerking, not shifting correctly or no traction symptoms.
- [112979](/bulletins/11034369.md), 2026-07-02, Service bulletin: ELECTRICAL SYSTEM. CAMERA \- REAR VIEW
- [112980](/bulletins/11034368.md), 2026-07-02, Service bulletin: ELECTRICAL SYSTEM. CAMERA \- REAR VIEW
- [112842](/bulletins/11034335.md), 2026-07-02, Service bulletin: ENGINE. BOLT \- HEX FLANGE HEAD
- [9100835](/bulletins/11033957.md), 2026-06-18, Service bulletin: ELECTRICAL SYSTEM. Prior to replacing an inoperative passive entry door handle, perform Star Online S2623000040.

JSON: [/v1/bulletins/10239916](/v1/bulletins/10239916)

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