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All codes/C0376

C0376

Front Axle Disconnect

Moderate severity

The 4WD control module has detected a fault on the front axle disconnect actuator. On part-time AWD vehicles this actuator decouples the front axle for fuel saving, and a fault prevents engagement or disengagement of front-wheel drive.

The 4WD control module has detected a fault on the front axle disconnect actuator. On part-time AWD vehicles this actuator decouples the front axle for fuel saving, and a fault prevents engagement or disengagement of front-wheel drive.

Common causes

  • Disconnect actuator failed (motor or solenoid)

    One of the most commonly reported causes for this code — check this first.

    high

    Typical part cost: $330-1650

  • Wiring or connector fault

    A plausible cause — test and verify before replacing parts.

    medium

    Typical part cost: $330-1650

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First things to check

  1. 1Confirm the code with a scan tool and check for additional related codes.
  2. 2Inspect the relevant sensors, wiring, and connectors for damage or corrosion.

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Tools you may need

Already have a compatible scanner? Use it. If not, a Bluetooth OBD2 adapter can help you confirm engine codes and check supported live sensor data before replacing parts.

Illustration of a Bluetooth OBD2 adapter, not a product photo

Basic checks

Veepeak OBDCheck BLE

A Bluetooth LE adapter for reading standard engine codes and supported live data.

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Illustration of a Bluetooth OBD2 adapter, not a product photo

Regular diagnostics

vgate iCar Pro BLE 4.0

A Bluetooth LE adapter with an automatic sleep feature for routine code and sensor checks.

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Illustration of a Bluetooth OBD2 adapter, not a product photo

Another option

OBDLink CX

A Bluetooth LE adapter to consider when comparing supported vehicles and diagnostic apps.

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Illustrations shown, not product photos. Check vehicle, phone and app compatibility before buying. These adapters do not guarantee access to ABS, airbags or manufacturer-specific systems. Clearing a code does not repair the fault and can reset emissions readiness monitors.

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Related codes

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Frequently asked questions

What does C0376 mean?

C0376 means "Front Axle Disconnect". It is a generic OBD-II code that points to a fault in the chassis.

What are the most common causes of C0376?

disconnect actuator failed (motor or solenoid); wiring or connector fault; axle position switch failed — these are the most commonly reported causes. Verify with a proper diagnosis before replacing parts, or use the Wrenchify app for a vehicle-specific diagnosis.

Can I keep driving with this code?

The vehicle is usually drivable for short distances, but the problem can worsen or affect emissions. Diagnose and repair as soon as practical. Use the Wrenchify app for a full diagnosis specific to your vehicle.

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