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Service bulletin 1801806

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.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10020092
Published by NHTSA2006-07-20
Manufacturer's number1801806
Manufacturer's date2006-05-13
NHTSA componentELECTRICAL SYSTEM

NHTSA's summary

FLASH: MIL ILLUMINATION AT START-UP DUE TO DTC P2112 OR P1521. *TT

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Electrical system

Trouble codes named

P1521, P2112

Vehicles listed
CHRYSLER 3002005, 2006
DODGE CHARGER2006
DODGE DURANGO2006
DODGE MAGNUM2005, 2006
DODGE RAM2006
JEEP COMMANDER2006
JEEP GRAND CHEROKEE2005, 2006

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Recalls for the same vehicles and component
14V7950002014-12-16. ELECTRICAL SYSTEM:IGNITION:SWITCH
20143122014-07-23. Electrical
14V4380002014-07-21. ELECTRICAL SYSTEM:IGNITION:SWITCH
13V1750002013-05-07. ELECTRICAL SYSTEM; POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE)
20090812009-03-11. Electrical
07V0920002007-03-09. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL
20070582007-03-07. Electrical
20060372006-02-10. Electrical
04V3340002004-07-09. ELECTRICAL SYSTEM:12V/24V/48V BATTERY:CABLES
20042262004-07-07. Electrical

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
1037742025-05-01. Service bulletin. LAMP - DOME
S22080001362023-01-17. Service bulletin. Security Module Lock Out After Entering the PIN to Unlock The Wireless Control Module (WCM)
90042752023-01-09. Service bulletin. 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.
P732023-01-09. Service bulletin. 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.
05183348A2022-12-19. Service bulletin. KEY BLANK WITH TRANSMITTER The key with an integrated FOB P/N 05183348AA is temporarily unavailable. The supplier is currently working on a functional replacement. Currently, for customer satisfaction, the immobilizer blade key (no integrated FOB) P/N 05018689AA can be offered to the customer as an alternative option. For any details please contact FCA Engineering: Cell (248) 408-9068 Boris Prishkolnik
S22080001362022-10-17. Service bulletin. Security Module Lock Out After Entering the PIN to Unlock The Wireless Control Module (WCM)
90034832022-10-17. Service bulletin. Exterior Mirror The latest version of these exterior mirrors have had their glass removed to be serviced separatly. To install, connect the electrial connector (if equipped) and snap the glass onto the mirror housing.
90042752022-09-26. Service bulletin. 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.
18-042-142022-08-15. Service bulletin. Generic Powertrain Control Module (PCM) Procedure This bulletin involves programming a generic PCM with software.
21-022-14 REV. A2022-08-15. Service bulletin. 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