This material provides a detailed look at the fuse box diagrams for the Chrysler 300/300C (LX; first generation): 2004, 2005, 2006, 2007 .

Fuses #9, #18 and #16 (2004-2005) in the trunk are responsible for the cigarette lighter and 12V sockets.
In the luggage compartment

The fuse box is located in the trunk under the spare tire panel, next to the battery.

General view.
2006-2007 model year
Description of the trunk unit for cars produced in 2006 and 2007.

| No. | Purpose | Current, A |
| Type “Mini” | ||
| 6 | Fuel pump fuse | 20 |
| 8 | Ignition Switch/Airbag Control Module (ACM) | 15 |
| 9 | Console socketCigarette lighter fuse | 20 |
| 14 | Air Conditioner Heater Control / Instrument Cluster / Keyless Entry Sentry Remote | 10 |
| 15 | Trailer Tow Brake Module – If Equipped | 20 |
| 17 | dashboard | 20 |
| 18 | 12V socket / cigarette lighter | 20 |
| 19 | Brake lights | 10 |
| 27 | Airbag system/Airbag control module (ACM) | 10 |
| 28 | Curtain airbag – if installed | 10 |
| 29 | Anti-lock Brake System (ABS) Module – If Equipped / Instrument Cluster / Front Control Module (FCM) / Powertrain Control Module / Sentry Key Remote Entry / Brake Lights | 5 |
| 30 | Door modules / power mirrors – if fitted / steering module | 10 |
| 35 | Audio amplifierAntenna / Ignition delay / Overhead console / Passenger door lock and express switch for windowsElectrically adjustable mirrors Rain sensorRear window heating | 5 |
| 36 | Phone – HandsFreeDVD with multimedia system monitorRadio/Satellite receiver | 20 |
| 37 | Transmission – NAG1 | 15 |
| 38 | Analogue clock / trunk light / overhead console | 5 |
| 39 | Heated mirrors | 10 |
| 40 | Heated seatsInterior rear view mirror | 5 |
| 41 | Air Conditioning Heater Control System / Parking Assist SystemTire pressure monitoring | 10 |
| Cartridge fuses | ||
| 1 | Ignition Off (IOD) | 60 |
| 2 | Battery | 40 |
| 4 | Battery | 40 |
| 5 | Heated seats | 30 |
| 42 | Front Fan Motor | 30 |
| 43 | Audio AmplifierAntenna/Rear Heating | 30 |
| 44 | Audio amplifierFront Control Module (FCM)Luke | 20 |
| 11* | Instrument cluster – without memory seatsDriver’s Seat Switch – Power Seat with MemoryMemory module | 25 |
| 12* | Passenger seat switch | 25 |
| 13* | Door Modules – Except Base / Driver Door Lock Switch – Base / Driver Express Power Window Switch – If Equipped / Passenger Door Lock Switch – Base | 25 |
| * | circuit breakers: self-resetting fuses | |
2004-2005 model year
Description of the trunk unit for cars produced in 2004 and 2005.

| No. | Purpose | Ampere |
| 1 | Ignition switch | 60 |
| 2 | Battery | 40 |
| 4 | Battery | 40 |
| 5 | Heated seat/steering wheel | 30 |
| 6 | Fuel pump fuse | 20 |
| 8 | Ignition (Start/Run) | 15 |
| 9 | Chrysler 300 Cigarette Lighter FuseConsole with 12V socket | 20 |
| 10 | Rear fog light | 10 |
| 14 | Sentry Key Remote Keyless Entry SystemDashboard | 10 |
| 15 | Brake light (5.7L engine) | 20 |
| 16 | socket in the trunkCigarette lighter | 20 |
| 18 | Cigarette lighter / 12V socket | 20 |
| 19 | Stop signal | 10 |
| 20 | Rear wiper | 20 |
| 27 | Airbag module/occupant detection | 10 |
| 28 | Curtain airbag | 10 |
| 29 | Sentry Key / Remote Keyless Entry / Powertrain Control Module – Ignition Feed | 5 |
| 30 | Steering Column/Power Mirror Module | 10 |
| 35 | Antenna/Garage Door Opener/Ignition Delay | 5 |
| 36 | Radio/Navigation | 20 |
| 37 | Transmission | 15 |
| 38 | Analog Clock/Garage Door Opener | 5 |
| 39 | Heated mirrors | 10 |
| 40 | Power supply for mirrors | 5 |
| 41 | Climate control module / headlight correctorRear Parking AssistanceTire pressure monitoring | 10 |
| 42 | Fan motor with automatic temperature control (ATC) | 30 |
| 43 | Rear defroster | 30 |
| 44 | Audio amplifier | 20 |
| 11* | Memory module / door locks | 25 |
| 12* | Power passenger seat | 25 |
| 13* | Door module Run / Acc / Delay | 30 |
Relay
Purpose of relay modules in the block.

| R1 | Start relay |
| R2 | Rear Window Defogger Relay |
| R3 | Auxiliary relay |
| R4 | Gearbox control relay (NAG1) |
| R5 | Rear fog light |
| R6 | Rear wiper |
| R7 | Empty |
| R8 | Brake light blocking |
| R9 | Chrysler 300/300C Fuel Pump Relay |
| R10 | Empty |
In the engine compartment

Located on the right side of the engine compartment, behind the plastic cover.

Example of access.
2006-2007 model year
Description of the underhood unit for cars produced in 2006 and 2007.

| No. | Purpose | Current, A |
| 1 | Left headlight (HID) | 20 |
| 2 | Right headlight (HID) | 20 |
| 3 | Adjustable pedals | 15 |
| 4 | Air Conditioning Clutch/Horn | 20 |
| 5 | Headlight washer | 20 |
| 6 | Front Control Module (FCM) | 15 |
| 7 | Fog lights | 20 |
| 8 | Lamps – Number plate light, Parking, Side lights, Stop. Direction indicators | 15 |
| 9 | Front Control Module (FCM) | 15 |
| 10 | Powertrain Control Module (PCM) / Starter | 5 |
| 11 | Automatic Shutdown/Powertrain Control Module (PCM) | 25 |
| 14 | Powertrain Control Module (PCM) | 25 |
| 15 | Injectors, ignition coils | 20 |
| Cartridge fuses | ||
| 17 | Anti-lock braking system (ABS) valvesPowertrain Control Module (PCM) | 30 |
| 18 | Windscreen wiper/washer | 30 |
| 19 | Radiator fan | 50 |
| 20 | Starter | 20 |
| 21 | Anti-lock Braking System (ABS) – Pump Motor | 50 |
| 22 | A/C/Radiator Clutch Fan – Fast – Slow | 40 |
| 23 | HID headlights | 50 |
| 24 | Radiator Fan – All Wheel Drive | 60 |
| 25 | Front Control Module (FCM) | 30 |
| 26 | Transmission | 20 |
| 27 | Front Control Module (FCM) | 30 |
2004-2005 model year
Description of the trunk unit for cars produced in 2004 and 2005.

| No. | Purpose | Current, A |
| 1 | Left headlight (HID) | 20 |
| 2 | Right headlight (HID) | 20 |
| 3 | Adjustable pedals | 15 |
| 4 | Air Conditioning Clutch/Horn | 20 |
| 5 | Headlight washer | 20 |
| 6 | Front Control Module (FCM) | 15 |
| 7 | Fog lights | 20 |
| 8 | Lamps – Number plate light, Parking, Side lights, Stop. Direction indicators | 15 |
| 9 | Front Control Module (FCM) | 15 |
| 10 | Powertrain Control Module (PCM) / Starter | 5 |
| 11 | Automatic Shutdown/Powertrain Control Module (PCM) | 25 |
| 14 | Powertrain Control Module (PCM) | 25 |
| 15 | Injectors, ignition coils | 20 |
| Cartridge fuses | ||
| 17 | Anti-lock braking system (ABS) valvesPowertrain Control Module (PCM) | 30 |
| 18 | Windscreen wiper/washer | 30 |
| 19 | Radiator fan | 50 |
| 20 | Starter | 20 |
| 21 | Anti-lock Braking System (ABS) – Pump Motor | 50 |
| 22 | A/C/Radiator Clutch Fan – Fast – Slow | 40 |
| 23 | HID headlights | 50 |
| 24 | Radiator Fan – All Wheel Drive | 60 |
| 25 | Front Control Module (FCM) | 30 |
| 26 | Transmission | 20 |
| 27 | Front Control Module (FCM) | 30 |
Relay
Main block
Purpose of relay modules in the main underhood unit.

| R1 | Horn relay |
| R2 | Petrol Engine: Air Conditioning Compressor Clutch |
| R3 | Radiator Fan Control (High/Low Speed) |
| R4 | Radiator Fan Relay (High Speed) |
| R5 | Windscreen wiper on/off relay |
| R6 | Gearbox control relay |
| R7 | Radiator Fan Control Relay |
| R8 | Windscreen Wiper High/Low Relay |
| R9 | Starter relay |
| R10 | Adjustable pedals |
| R11 | Parking Light Relay |
| R12 | Front fog light |
| R13 | Automatic shutdown |
| R14 | HID lamps |
| R15 | Empty |
Auxiliary Relay Box (Diesel Only)
This unit is installed on vehicles with diesel engines.

| R1 | PTC #3 | |
| R2 | PTC #2 | |
| R3 | PTC #1 | |
| 1 | PTC Relay No.1 | 50 A |
| 2 | PTC Relay #2 | 50 A |
| 3 | PTC Relay #3 | 50 A |











