The 2019 Nissan Altima features two main fuse boxes that are essential for managing the vehicle's electrical systems. Understanding the layout and function of these fuses is crucial for troubleshooting electrical issues and ensuring the proper functioning of various components.

Overview of Fuse Boxes

The 2019 Nissan Altima has two primary fuse boxes:

  • Passenger Compartment Fuse Box: Located under the dashboard on the driver's side.
  • Engine Compartment Fuse Box: Found in the engine bay, typically near the battery.

These fuse boxes contain various fuses that protect electrical circuits for components such as lights, audio systems, and power accessories.

Passenger Compartment Fuse Box Diagram

Fuse TypeNumberDescription
MICRO210A1SPARE
MICRO215A2USB CHARGE
MICRO210A3ELECT PARTS (ACC)
MICRO220A4POWER SOCKET
MICRO210A5VDC CONT (Vehicle Dynamics Control)
MICRO25A6METER (IGN)
MICRO210A11AIR BAG
MICRO25A12ELECT PARTS (IG SIG)
MICRO210A19HEATED MIRROR
MICRO220A24AUDIO -1 (Audio System)
MICRO230A30BLOWER MOTOR (AC)
MICRO210A35BCM (Body Control Module)

Engine Compartment Fuse Box Diagram

<<< 30
Fuse TypeNumberDescription
FMM/MCase40A18RAD FAN1 (Radiator Fan)
FMM/MCase40A20VDC MOTOR (Vehicle Dynamics Control)
FMM/MCase50A21IGN SW (Ignition Switch)
FMM/MCase30A22VDC SOL (Vehicle Dynamics Control Solenoid)
FMM/MCase40A29(RAD FAN2) Radiator Fan Second Circuit
MOTORSWITCH10A 10(FUEL HIGH PUMP) Fuel Pump
E-VTC CONT (Variable Timing Control)

Common Electrical Issues

If you experience issues such as non-functioning lights, power windows, or malfunctioning audio systems, checking these fuses should be your first step.

  • Blown Fuses: A blown fuse often indicates a problem in the circuit. Replace it with a fuse of the same amperage to restore functionality.

  • Multiple Fuses: Some components may rely on multiple fuses, so ensure you check all related fuses if an issue arises.

FAQs About the 2019 Nissan Altima Fuse Box

    • Where is the passenger compartment fuse box located?
      The passenger compartment fuse box is located under the dashboard on the driver's side.

    • How do I know if a fuse is blown?
      A blown fuse will appear broken or discolored. You can also use a multimeter to test continuity.

    • Can I replace a fuse myself?
      Yes, replacing a fuse is straightforward. Ensure you use a fuse with the same amperage rating.

Understanding your 2019 Nissan Altima's fuse box layout can help you maintain your vehicle's electrical system effectively. Regular checks can prevent minor issues from escalating into significant problems.