# Service bulletin 21\-022\-14 REV. A

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: 10217727
- Published by NHTSA: 2022\-08\-15
- Manufacturer's number: 21\-022\-14 REV. A
- Manufacturer's date: 2014\-07\-29
- NHTSA component: ELECTRICAL SYSTEM; POWER TRAIN; EQUIPMENT

## NHTSA's summary

4WD Lamp Illuminated and Diagnostic Trouble Code C140F Active in Final Drive Control Modules \(FDCM\) Memory This bulletin involves verifying FDCM software level and then flash reprogramming of the FDCM with new software. Customers may indicate that the ?Service 4WD? indicator in the instrument cluster is illuminated. They may also indicate that the transfer case will not shift from 4WD High, 4WD Low, and/or Neutral once the lamp is illuminated. Further investigation identifies that a Diagnostic Trouble Code C140F is stored or active in the Final Drive Control Modules \(FDCM\) Memory

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2014/MC-10217727-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2014/MC-10217727-9999.pdf)

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

## Components

Electrical system, Equipment and accessories, Transmission and driveline

## Trouble codes named

C140F

## Vehicles listed

- 2006 to 2010 JEEP COMMANDER
- 2005 to 2010 JEEP GRAND CHEROKEE

## Recalls for the same vehicles and component

- [2014404](/recalls/tc/2014404.md), 2014-09-18: Electrical
- [14V567000](/recalls/nhtsa/14V567000.md), 2014-09-17: ELECTRICAL SYSTEM:IGNITION
- [2014312](/recalls/tc/2014312.md), 2014-07-23: Electrical
- [14V438000](/recalls/nhtsa/14V438000.md), 2014-07-21: ELECTRICAL SYSTEM:IGNITION:SWITCH
- [2013155](/recalls/tc/2013155.md), 2013-05-08: Powertrain
- [13V175000](/recalls/nhtsa/13V175000.md), 2013-05-07: ELECTRICAL SYSTEM; POWER TRAIN:TRANSFER CASE \(4\-WHEEL DRIVE\)
- [10V200000](/recalls/nhtsa/10V200000.md), 2010-05-11: ELECTRICAL SYSTEM:IGNITION:MODULE
- [10V085000](/recalls/nhtsa/10V085000.md), 2010-03-05: EQUIPMENT
- [09V454000](/recalls/nhtsa/09V454000.md), 2009-11-25: ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL
- [09V118000](/recalls/nhtsa/09V118000.md), 2009-04-09: AIR BAGS:FRONTAL; AIR BAGS; ELECTRICAL SYSTEM:WIRING

## Other bulletins for the same vehicles and component

- [101232](/bulletins/11010205.md), 2024-11-07, Service bulletin: POWER TRAIN. Plate \- Planetary
- [9100226](/bulletins/10248509.md), 2024-01-08, Service bulletin: ELECTRICAL SYSTEM. Connector kit Before ordering this connector repair kit 68018957A$, check it in the Mopar Connector Repair Kit Website to confirm part number and applicability. There is an error with the wiring diagrams in Service Library that is causing the incorrect repair kit part number to populate. Please use the Mopar Connector Repair Kit Website until this issue is resolved.
- [9100226](/bulletins/10244348.md), 2023-10-30, Service bulletin: ELECTRICAL SYSTEM:WIRING. Connector kit Before ordering this connector repair kit 68018957A$, check it in the Mopar Connector Repair Kit Website to confirm part number and applicability. There is an error with the wiring diagrams in Service Library that is causing the incorrect repair kit part number to populate. Please use the Mopar Connector Repair Kit Website until this issue is resolved.
- [9100196](/bulletins/10242717.md), 2023-09-25, Service bulletin: EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Lubrication and Maintenance Fluids If MOPAR fluids and chemicals are not readily available, please review Service Library for specifications so a suitable alternative can be used
- [S2208000136](/bulletins/10230298.md), 2023-01-17, Service bulletin: ELECTRICAL SYSTEM. Security Module Lock Out After Entering the PIN to Unlock The Wireless Control Module \(WCM\)
- [9004275](/bulletins/10229256.md), 2023-01-09, Service bulletin: ELECTRICAL SYSTEM:IGNITION:ANTI\-THEFT:IMMOBILIZER/PROXIMITY:KEY/SENDER. KEY, Master If replacing the key/FOBIK on a WJ, KJ, TJ, or PT Cruiser, use the "AC" NIC level part number. The "AB" NIC level will not program to these platforms. For all other platforms, if the "AB" NIC level will not program to the vehicle, use the "AC" NIC level part and submit a part warranty.
- [P73](/bulletins/10229213.md), 2023-01-09, Service bulletin: AIR BAGS; ELECTRICAL SYSTEM. Customer Satisfaction Notification P73 Reprogram Final Drive Control Module The Final Drive Control Module \(FDCM\) software on about 295,600 of the above vehicles may cause the ?Service 4WD? light to come on and an inability to switch 4WD mode when trying to shift out of the current selected mode. The Final Drive Control Module \(FDCM\) must be reprogrammed with new software.
- [S1709000010](/bulletins/10229031.md), 2023-01-09, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\). Customer complaints may include abnormal engine noise, rough idle, lack of power, misfire. Upon investigation, it may be found that there is excessive camshaft lobe wear/lifter wear \(roller failure\) on one or more cam lobes and that camshaft/lifter replacement is necessary.
- [V51](/bulletins/10228020.md), 2022-12-19, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\); UNKNOWN OR OTHER. Customer Satisfaction Notification V51 Reprogram Powertrain Control Module
- [S2209000004](/bulletins/10227983.md), 2022-12-19, Service bulletin: EQUIPMENT; ENGINE AND ENGINE COOLING. If a Mopar oil filter is not available, use a filter that meets or exceeds USCAR36 specification and is compatible with semi and full synthetic oils.

JSON: [/v1/bulletins/10217727](/v1/bulletins/10217727)

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