# 1996 Ford At8513 Ignition Switch Failure: Won't Start/Turn Off

> ClearTheCode — Experiencing ignition switch failure on your 1996 Ford At8513? Learn why your car won't start or turn off and how to diagnose and fix this common issue effectively.

Source: https://clearthecode.com/articles/ignition-switch-failure-car-wont-start-or-turn-off-ford-at8513-1996
Author: ClearTheCode

# Ignition switch failure: car won't start or turn off 1996 Ford At8513

For owners of a 1996 Ford At8513, an **ignition switch failure: car won't start or turn off** is a frustrating and potentially dangerous problem. This critical component is responsible for sending power to various systems in your vehicle, allowing it to start, run, and properly shut down. When it malfunctions, you might find yourself stranded with a car that refuses to crank, or worse, an engine that won't turn off even after the key is removed.

## What drivers notice on this 1996 Ford At8513

Drivers of the 1996 Ford At8513 often report a range of perplexing electrical issues when the ignition switch begins to fail. These problems typically manifest as a loss of control over the vehicle's power state.

-   The engine cranks but doesn't start.
-   The engine starts but then immediately dies.
-   The engine continues to run even after the key is turned to the "off" position or removed entirely.
-   Intermittent or complete loss of power to accessories like the radio, wipers, or dashboard lights.
-   Difficulty turning the key in the ignition cylinder, though this can also indicate a separate key cylinder issue.

## At a glance: difficulty, repair cost, and diagnostic workflow

- **Difficulty Rating:** 6/10 — Moderate
- **Common Symptoms:** No crank, no start: You turn the key, and nothing happens – no starter motor sound, no dashboard lights, or only very di; Intermittent starting: The car starts sometimes, but not always, requiring multiple attempts.; Engine keeps running: The most alarming symptom, where the engine continues to operate even after the key is in the "off; Accessory issues: Power to the radio, power windows, or climate control might cut out intermittently or fail completely.
- **Estimated Repair Cost:** $100–$900 (parts + typical shop labor)
- **OEM Tooling Required:** Standard OBD-II scanner and hand tools

**Diagnostic workflow:**
1. Confirm the symptom on your vehicle.
2. Scan for stored or pending codes with an OBD-II tool.
3. Inspect the most common causes in this guide (visual checks first).
4. Run verification tests before replacing parts.
5. Repair, clear codes, and verify on a test drive.

## Symptoms and warning signs

Recognizing the early signs of an ignition switch failure can help prevent more significant problems. Pay attention to these symptoms:

-   **No crank, no start:** You turn the key, and nothing happens – no starter motor sound, no dashboard lights, or only very dim lights.
-   **Intermittent starting:** The car starts sometimes, but not always, requiring multiple attempts.
-   **Engine keeps running:** The most alarming symptom, where the engine continues to operate even after the key is in the "off" position or pulled out of the ignition.
-   **Accessory issues:** Power to the radio, power windows, or climate control might cut out intermittently or fail completely.
-   **Flickering dashboard lights:** Lights on the instrument cluster might flicker or dim unexpectedly while driving or attempting to start.
-   **Key feels loose:** The key might feel unusually loose in the ignition cylinder, or you might notice excessive play.
-   **Burning smell:** A faint burning plastic smell could indicate overheating or shorting within the switch.

## How to verify and confirm the issue

Verifying an ignition switch failure on your 1996 Ford At8513 involves a few practical checks. Before diving into complex diagnostics, rule out simpler problems.

-   **Battery check:** Ensure your battery is fully charged and its terminals are clean and tight. A weak battery can mimic ignition switch symptoms.
-   **Listen for clicks:** When you turn the key to "start," listen for a single click from the starter solenoid. No click, or multiple rapid clicks, could point to a battery, starter, or wiring issue, but also potentially the ignition switch not sending proper power.
-   **Wiggle the key:** If the car is having trouble starting, try gently wiggling the key while holding it in the "start" position. If this helps, it strongly suggests internal wear in the ignition switch or cylinder.
-   **Test for power at the switch:** Using a multimeter, carefully test for voltage at the ignition switch's output wires in different key positions (ACC, ON, START). Refer to a wiring diagram for your 1996 Ford At8513 to identify the correct wires. Lack of power on specific circuits when the key is in the correct position indicates a faulty switch.
-   **Visual inspection:** After safely accessing the switch (often located behind the steering column covers), look for any signs of burning, melting, or loose connections on the switch body or wiring harness.

## Common causes (most likely first)

Ignition switches, like any electrical component, can wear out over time. For a 1996 Ford At8513, common causes include:

-   **Worn electrical contacts:** Repeated use causes the internal electrical contacts to wear down, corrode, or pit, leading to intermittent or complete loss of conductivity.
-   **Mechanical wear:** The internal mechanical components that align the electrical contacts can wear out, preventing proper engagement.
-   **Overheating:** Excessive current draw, often from aftermarket accessories or a short circuit elsewhere, can cause the switch to overheat and melt its internal plastic components.
-   **Loose wiring connections:** Vibrations and age can cause the wiring harness connector to loosen from the ignition switch, leading to intermittent power.
-   **Key cylinder issues:** While distinct, a worn key cylinder can sometimes prevent the ignition switch from fully engaging, mimicking a switch failure.

### Related guides on this vehicle

- [1997 Toyota Avalon Won't Start After Sitting for Days](/articles/car-wont-start-after-sitting-3900-toyota-avalon-1997)
- [2020 Toyota Corolla: Car Won't Start, No Fuel Pump Prime Sound](/articles/car-wont-start-no-fuel-pump-prime-toyota-corolla-2020)
- [Car Won't Start, No Click, No Crank 2017 Toyota Rav4 Diagnosis](/articles/car-wont-start-no-click-no-crank-toyota-rav4-2017)

## Step-by-step diagnosis and fixes

Addressing an ignition switch failure requires careful, methodical steps. Always prioritize safety.

1.  **Disconnect the battery:** Before working on any electrical components, disconnect the negative battery terminal to prevent accidental shorts or electrical shocks.
2.  **Access the ignition switch:** This typically involves removing plastic covers from around the steering column. Consult your vehicle's service manual for specific instructions for the 1996 Ford At8513.
3.  **Visual inspection:** Once exposed, visually inspect the switch and its wiring harness for any signs of damage, burning, melting, or corrosion.
4.  **Test continuity (if removed):** If you've removed the switch, you can test its internal continuity with a multimeter across its terminals in different key positions, comparing readings to a new switch or service manual specifications.
5.  **Test for power (if installed):** With the battery reconnected (temporarily and carefully), use a multimeter to check for power at the switch's output terminals in various key positions (ACC, ON, START). Ensure the correct voltage is present on the correct wires at each stage.
6.  **Replace the switch:** If tests confirm the switch is faulty, carefully disconnect the wiring harness and mounting hardware. Install the new ignition switch, ensuring all connections are secure.
7.  **Reassemble and test:** Reinstall all covers and reconnect the battery. Test the vehicle's starting, running, and shutdown functions thoroughly.

## Repair options and cost factors

Repairing an ignition switch failure on your 1996 Ford At8513 generally involves replacing the faulty switch. The cost can vary based on whether you perform the repair yourself or hire a professional.

-   **DIY Replacement:** If you have mechanical experience and the right tools, replacing the ignition switch yourself can save on labor costs. The cost will primarily be for the new ignition switch part, which can range from affordable aftermarket options to more expensive OEM (Original Equipment Manufacturer) parts.
-   **Professional Repair:** Taking your vehicle to a qualified mechanic or dealership will include both parts and labor costs. Labor rates vary by region and shop, but a professional repair ensures the job is done correctly and safely.
-   **Cost Factors:** The specific part cost, the complexity of accessing the switch on your 1996 Ford At8513, and the hourly labor rate of the repair shop are the main factors influencing the total expense.

## When to see a professional

While some DIYers might tackle an ignition switch replacement, there are clear instances when professional help is advisable:

-   **Lack of experience or tools:** If you're uncomfortable working with automotive electrical systems or lack the necessary tools (like a multimeter or specific wrenches), a professional can prevent further damage.
-   **Difficulty accessing the switch:** Some ignition switches are deeply embedded in the steering column, requiring specialized knowledge or tools for removal.
-   **Persistent issues:** If you've replaced the switch and the problem persists, it indicates a deeper electrical issue that requires advanced diagnostic skills.
-   **Safety concerns:** Any repair involving the steering column or critical electrical systems should be approached with caution. If you're unsure, a qualified technician is the safest option.

## Frequently asked questions

### Can a bad ignition switch drain the battery?

Yes, a faulty ignition switch can potentially drain your battery. If the switch's internal contacts are stuck in a position that allows a parasitic draw, even when the key is off, it can slowly discharge the battery over time. This is especially true if accessories remain partially powered.

### Is it safe to drive with a faulty ignition switch?

No, it is generally not safe to drive with a faulty ignition switch. If the car won't start, you're stranded. If the engine won't turn off, it's a significant safety hazard, as you lose control over the vehicle's power, potentially leading to runaway situations or difficulty shutting down in an emergency.

### How long does an ignition switch replacement take?

The time required for an ignition switch replacement can vary. For a professional, it might take 1 to 3 hours, depending on the vehicle's make and model and the accessibility of the switch. A DIY enthusiast might take longer, especially if encountering unexpected challenges.

## Sources and further reading

For more detailed repair guides and information on various automotive issues, explore our All repair guides. If you're interested in other vehicle-specific information, you can [Browse vehicles](/vehicles) in our extensive database.

This information is for educational purposes only and is not a substitute for OEM service procedures; always use a qualified technician for safety-critical work.

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