Locate the power distribution hub behind the cargo area liner on the passenger side. Removing the interior trim carefully exposes the connectors and relays, providing direct access to each circuit control.
Identify individual circuits by referencing the panel labels engraved next to each switch or relay. The layout includes components for lighting, locks, and auxiliary sockets, making troubleshooting straightforward without guesswork.
Test and replace components with a multimeter to verify continuity. Swap only the malfunctioning units, as indiscriminate replacement can create additional faults and obscure the source of electrical issues.
Document any modifications by noting the original positions of relays and connectors. Accurate records prevent confusion during reassembly and ensure that all electrical paths remain consistent with the manufacturer’s specifications.
Secure the panel after maintenance, confirming that the cover snaps in place and wiring is not pinched. Proper reseating prevents short circuits and maintains operational integrity of rear compartment electronics.
2012 Dodge Charger Trunk Fuse Box Diagram
Access the rear electrical panel by lifting the interior panel on the cargo area’s left side. Identify the retention clips and remove them carefully to avoid snapping plastic tabs.
The layout contains circuits for tail illumination, rear sensors, and the power outlet. Each slot is labeled with amperage values ranging from 7.5A to 30A. Always verify the legend stamped on the cover before replacing any components.
Tip: Use a 12V test light to detect a live circuit before swapping modules. This prevents unnecessary shorts or triggering the alarm system.
Slots are grouped: top rows manage lighting and signaling; bottom rows handle auxiliary power and emergency release mechanisms. Keep a notebook of any removed units to maintain original configuration.
Inspection: Check for corrosion around terminals and melted connectors. Moisture in the compartment can accelerate degradation of the contacts, causing intermittent failures.
Replacement Guidelines
Only insert replacements matching the exact rating printed on the holder. Oversized units can blow the main relay or damage wiring harnesses. If unsure, cross-reference the part numbers with the manufacturer’s service catalog.
After installation, close the panel and test each rear function individually. Verify brake lamps, interior cargo lighting, and auxiliary sockets. Any malfunction suggests either a misaligned component or a hidden wiring issue needing further troubleshooting.
Locating the Rear Compartment Power Panel
Check the cargo area on the driver’s side beneath the side trim panel; the auxiliary electrical panel is clipped behind a small access cover. Remove the cover by gently prying with a plastic trim tool to avoid scratching the interior surface.
Once the panel is exposed, you’ll notice a rectangular housing with colored connectors and labeled slots. Each slot is numbered, indicating the circuit it protects. Keep a flashlight handy, as the lighting in the compartment can be dim and make reading labels difficult.
For vehicles with dual battery options, the auxiliary panel might be positioned closer to the rear seat pass-through. Slide back the carpeting slightly to reveal mounting screws that secure the housing. Carefully detach these screws to access the internal components without damaging the wiring.
- Look for a small latch or clip at the top of the panel; pressing it releases the internal cover.
- Identify the printed layout on the inside of the cover; it provides slot assignments and amperage ratings.
- Verify the main power feed entering the module before attempting replacements.
If the housing seems difficult to locate, check behind the side storage bins or near the rear light clusters. Some trim variations conceal the panel behind a removable liner. Maintaining a mental map of the surrounding fasteners and clips prevents unnecessary tearing or breakage during removal.