# Service bulletin S2008000131RevC

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: 10219970
- Published by NHTSA: 2022\-09\-15
- Manufacturer's number: S2008000131RevC
- Manufacturer's date: 2021\-08\-18
- NHTSA component: EXTERIOR LIGHTING

## NHTSA's summary

U11E9 Lost Communication With AGS \(Active Grille Shutter\), Malfunction Indicator Lamp \(MIL\) Illuminated

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2021/MC-10219970-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2021/MC-10219970-9999.pdf)

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

## Components

Lighting

## Vehicles listed

- 2019 to 2021 JEEP CHEROKEE

## Other bulletins for the same vehicles and component

- [2300424](/bulletins/10251854.md), 2024-03-18, Service bulletin: EXTERIOR LIGHTING:HEADLIGHTS. Headlamp Condensation Clearing Procedure Some customers may report that on occasion, vehicle exterior head lamp assemblies are fogged with a light layer of condensation on the inside of the lenses.
- [2302923](/bulletins/10248045.md), 2024-01-02, Service bulletin: EXTERIOR LIGHTING:HEADLIGHTS. Headlamp Condensation Clearing Procedure Some customers may report that on occasion, vehicle exterior head lamp assemblies are fogged with a light layer of condensation on the inside of the lenses \(Fig. 1\) . This bulletin is to communicate the procedure for head lamp condensation clearing.
- [0811223](/bulletins/10236957.md), 2023-05-30, Service bulletin: EXTERIOR LIGHTING; EXTERIOR LIGHTING:TAIL LIGHTS. Rear Tail Lamp Condensation Clearing Procedure Some customers may report that on occasion, vehicle exterior tail lamp assemblies are fogged with a light layer of condensation on the inside of the lenses. This may be reported after the lamps have been turned on and brought up to operating temperature, turned off, and then rapidly cooled by cold water \(such as rain, or the water from a vehicle wash\). This bulletin is to communicate the procedure for rear tail lamp condensation clearing.
- [2302923](/bulletins/10234518.md), 2023-04-17, Service bulletin: EXTERIOR LIGHTING:HEADLIGHTS. Headlamp Condensation Clearing Procedure Some customers may report that on occasion, vehicle exterior head lamp assemblies are fogged with a light layer of condensation on the inside of the lenses \(Fig. 1\) . This bulletin is to communicate the procedure for head lamp condensation clearing.
- [09\-003\-23](/bulletins/10231800.md), 2023-02-13, Service bulletin: SERVICE BRAKES; EXTERIOR LIGHTING. 2.4L Excessive Oil Consumption XB1 Warranty Extension The customer may describe one or more of the following: Oil pressure low indicator lamp illumination between oil changes. Excessive oil consumption. This bulletin involves performing an oil consumption verification test and possibly replacing the long block.
- [9100096](/bulletins/10230407.md), 2023-01-17, Service bulletin: EXTERIOR LIGHTING:HEADLIGHTS; EXTERIOR LIGHTING. Base Headlamp Bright, Base Headlamp Black
- [18\-161\-22](/bulletins/10229791.md), 2023-01-17, Service bulletin: ELECTRICAL SYSTEM; FUEL SYSTEM, GASOLINE; BACK OVER PREVENTION; VEHICLE SPEED CONTROL; EXTERIOR LIGHTING. Flash: Powertrain Control Module \(PCM\) Updates This bulletin involves reprogramming the Powertrain Control Module \(PCM\) with thelatest available software. Customers may experience a Malfunction Indicator Lamp \(MIL\) illumination. Upon further investigation the technician may find that one or moreof the following DTCs have been set: P02EE \- Cylinder 1 Injector Circuit Performance. P02EF \- Cylinder 2 Injector Circuit Performance. P02F0 \- Cylinder 3 Injector Circuit Performance. P02F1 \- Cylinder 4 Injector Circuit Performance. P2C90 \- Crankcase Ventilation System \- Hose "A" Disconnected. P1D73 \- AGS performance fault. P04FC \- Crankcase Ventilation System Performance. P152F \- Engine Hood Switch 2 / Engine Hood Switch 1 Correlation\(Enlarged Europe and Middle East/Africa\) only equipped with Gas ParticulateFilter \(GPF\)\)\(DTC will set when driving above 72 kph \(45 mph\). P0456 \- EVAP System Small Leak.If DTC P0456 is present use the wiTECH Small Leak Verification test \(SLVT\) to determine if a leak is present in the system. P050B \- Cold Start Ignition Timing Performance. P258B \- Electric Vacuum Pump Performance. C1252\-92 \- Vacuum Pump Control Circuit \- Performance Or Incorrect Operation. P2B95 \- Cold Start Injection Pulse Performance. P062A \- Fuel Pump Control Performance. P058C \- Battery Monitor Module Temperature Monitoring Performance. P0607 \- ECU Internal Performance. Injector performance faults for cylinders 2 \- 4 map to DTC for incorrect cylinders. In addition the following software enhancement are included: AGS stuck condition \(The customer won't see an issue, but this calibrationallows AGS performance fault \- P1D73, to work correctly\). Software corrects an issue with the wrong cylinder identification if an injectorcircuit performance fault is set in the PCM: If any of the series of injector control circuit faults are set, please refer tothe bullet\-pointed list below to determine which injector to address.
- [S2218000023](/bulletins/10229769.md), 2023-01-17, Service bulletin: EXTERIOR LIGHTING; BACK OVER PREVENTION. Malfunction Indicator Lamp \(MIL\) Illuminated. Diagnostic Trouble Code \(DTC\) U02A3 ? Lost Communication ith Particulate Matter \(PM\) Sensor, Set After PM Sensor Replacement.
- [S2008000131 Rev.](/bulletins/10229743.md), 2023-01-17, Service bulletin: ELECTRICAL SYSTEM; EXTERIOR LIGHTING. U11E9 Lost Communication with AGS \(Active Grille Shutter\), Malfunction Indicator Lamp \(MIL\) Illuminated
- [2104220](/bulletins/10229330.md), 2023-01-09, Service bulletin: ELECTRICAL SYSTEM; POWER TRAIN; EXTERIOR LIGHTING. Flash: Transmission Control Module \(TCM\) Updates This bulletin involves reprogramming the TCM with the latest available software. Customers may experience a Malfunction Indicator Lamp \(MIL\) illumination. Upon further investigation the technician may find the following Diagnostic Trouble Code \(DTC\) has been set:P1614\-00 \- ECU Reset\-Recovery Occurred.

JSON: [/v1/bulletins/10219970](/v1/bulletins/10219970)

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