Apple Valley MN
Starter Relay Service

The Function and Repair of a Starter Relay in Your Vehicle

The starter relay plays a vital role in your car's starting process. It acts as an intermediary between the ignition switch and the starter motor, allowing the battery's high current to flow only when needed.

Purpose:

• Completes the circuit: When you turn the key to the "start" position, the ignition switch sends a low-current signal to the starter relay. This completes the circuit, allowing a high current from the battery to flow to the starter motor.
• Protects the ignition switch: By handling the high current, the starter relay protects the delicate components of the ignition switch from damage.
• Improves starting efficiency: The starter relay allows for quick and efficient engagement of the starter motor, ensuring smooth engine cranking.

Signs of a Faulty Starter Relay:

• Difficulty starting the engine: The engine may crank slowly or not at all, even with a charged battery.
• Clicking sound when trying to start: This clicking sound usually indicates that the starter relay is activated but the starter motor is not engaging.
• Dim lights or flickering headlights: When the starter relay fails, it can draw excessive current, causing other electrical components to malfunction.
• Burning smell: In severe cases, a damaged starter relay may emit a burning smell due to overheating.

Repair Process:

• Testing: The first step is to identify if the starter relay is indeed the culprit. A Kennedy Transmission qualified mechanic at our auto repair shop in Apple Valley will use tools like a multimeter to test the voltage and continuity of the relay.
• Replacement: If the starter relay is faulty, it needs to be replaced. This usually involves removing the old relay, located in the engine bay or fuse box, and installing a new one.
• Re-testing: After replacing the starter relay, Kennedy Transmission will test the starting system again to ensure proper functionality.

Additional Notes:

• Replacing a starter relay is a relatively simple repair for the technicians at auto repair shop in Apple Valley.
• The cost of the repair will depend on the type of vehicle and the specific starter relay needed.
• It's important to buy the correct replacement starter relay for your vehicle, as using the wrong one can damage the electrical system.

By understanding the starter relay's purpose and recognizing the signs of failure, you can ensure prompt diagnosis and repair, keeping your car running smoothly and reliably in and around the Dakota County area.