# Turn signals not working or flashing erratically 1996 Ford A8513

> ClearTheCode — Experiencing turn signals not working or flashing erratically on your 1996 Ford A8513? Learn common causes and step-by-step fixes to restore proper signal function quickly.

Source: https://clearthecode.com/articles/turn-signals-not-working-ford-a8513-1996
Author: ClearTheCode

# Turn signals not working or flashing erratically 1996 Ford A8513

## What drivers notice on this 1996 Ford A8513
The most common complaint for a 1996 Ford A8513 is the **turn signals not working or flashing erratically**. This can manifest as no flashing at all, signals that flash too fast (hyper-flashing) or too slow, or even staying solid without blinking. This issue directly impacts driving safety and requires prompt attention.

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

- **Difficulty Rating:** 6/10 — Moderate
- **Common Symptoms:** Turn signals do not illuminate when activated.; Turn signals illuminate but do not flash (stay solid).; Turn signals flash much faster than normal (hyper-flashing).; Turn signals flash much slower than normal.
- **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
- Turn signals do not illuminate when activated.
- Turn signals illuminate but do not flash (stay solid).
- Turn signals flash much faster than normal (hyper-flashing).
- Turn signals flash much slower than normal.
- Only one side's turn signals are affected, or both sides.
- Hazard lights also exhibit similar erratic behavior or do not work.
- A clicking sound from the flasher relay is absent or irregular.
- Dash indicator lights for turn signals are also not working or flashing erratically.

## How to verify and confirm the issue
- **Visual Inspection**: Check all turn signal bulbs (front, rear, and side markers) for burnt-out filaments. A single burnt bulb often causes hyper-flashing on that side.
- **Test Hazard Lights**: Activate your hazard lights. If they work correctly, the issue is likely isolated to the turn signal switch or wiring. If they also fail or flash erratically, the flasher relay is a strong suspect.
- **Listen for Flasher Relay Click**: Turn on a turn signal and listen for the distinct clicking sound from the flasher relay. An absent or irregular click points to the relay.
- **Check Fuses**: Locate the fuse box and inspect the fuse(s) labeled for "TURN," "HAZARD," or "FLASHER." A blown fuse will prevent the circuit from working.
- **Multimeter Test (Advanced)**: For advanced users, test for voltage at the flasher relay input/output and at the turn signal sockets to pinpoint power loss.

## Common causes (most likely first)
- **Burnt-out Bulbs**: The most frequent cause of turn signals not working or hyper-flashing. A single burnt bulb disrupts the circuit's resistance, causing remaining bulbs to flash rapidly.
- **Faulty Flasher Relay**: The flasher relay (or module) creates the blinking action. Wear can lead to no flash, slow flash, or erratic flashing.
- **Corroded Bulb Sockets**: Moisture and dirt can cause corrosion, leading to poor electrical contact and intermittent or non-functional signals.
- **Faulty Turn Signal Switch (Multi-Function Switch)**: Internal contacts in the steering column lever can wear out, preventing the signal from being sent.
- **Wiring Issues**: Damaged, corroded, or loose wiring connections anywhere in the turn signal circuit can interrupt power flow.
- **Blown Fuse**: A short circuit or electrical overload can blow the fuse protecting the turn signal circuit, resulting in a complete loss of function.

## Step-by-step diagnosis and fixes
1.  **Check All Bulbs**: Visually inspect all front, rear, and side marker turn signal bulbs. Replace any burnt-out bulbs and ensure they are correctly seated. Test signals after each replacement.
2.  **Inspect Fuses**: Locate the fuse box using your owner's manual. Identify the turn signal/hazard fuse(s). Pull and visually check the filament; replace with an *exact same amperage* fuse if broken.
3.  **Replace Flasher Relay**: Locate the flasher relay (consult your owner's manual for its exact location on your 1996 Ford A8513). Carefully pull out the old relay and plug in a new one. This is often an inexpensive and easy DIY fix.
4.  **Clean Bulb Sockets**: If bulbs are good but signals are intermittent, remove the bulb and inspect the socket for corrosion. Use a small wire brush or electrical contact cleaner to clean any corrosion.
5.  **Test Turn Signal Switch**: If previous steps fail, the multi-function switch might be faulty. Testing often requires a multimeter and wiring diagrams, or professional diagnosis. Replacement involves removing steering column covers.
6.  **Inspect Wiring**: Visually follow wiring from the flasher relay to the turn signal switch and out to the bulb sockets. Look for frayed wires or signs of damage. Repair any damaged wiring with appropriate connectors.

For more detailed repair guides, visit our All repair guides section.

## Repair options and cost factors
- **DIY Bulb/Fuse Replacement**: Very low cost ($2-$15).
- **DIY Flasher Relay Replacement**: Low cost (relay itself usually $15-$40).
- **DIY Bulb Socket Cleaning/Replacement**: Low to moderate cost ($10-$30).
- **Professional Diagnosis and Repair**: If the issue is the turn signal switch or complex wiring, professional help is recommended. Costs can range from $100-$200 for diagnosis, plus parts and labor for switch replacement ($150-$400 total) or wiring repair (highly variable).

## When to see a professional
- If you've checked all bulbs, fuses, and replaced the flasher relay, and the problem persists, consult a qualified automotive technician.
- Issues involving the turn signal switch (multi-function switch) or complex wiring diagnostics are best left to professionals with specialized tools and wiring diagrams for your 1996 Ford A8513.
- Any time you are uncomfortable working with electrical systems or cannot pinpoint the exact cause, seeking professional help ensures safety and correct repair.

## Frequently asked questions

### Why do my turn signals flash fast on one side only?
This is almost always caused by a burnt-out bulb on the side that is hyper-flashing. The flasher relay detects a lower electrical resistance due to the missing bulb, causing it to flash faster to compensate. Check both the front and rear bulbs on the affected side.

### Can a bad ground cause turn signal problems?
Yes, a poor ground connection can definitely cause turn signal issues. If a bulb or the flasher relay isn't properly grounded, it can lead to dim lights, intermittent flashing, or the signals not working at all. Inspect ground wires for corrosion or looseness, especially near the bulb sockets and chassis.

### Is it safe to drive with turn signals not working?
No, it is not safe or legal to drive with non-functional turn signals. Turn signals are a critical safety feature for communicating your intentions to other drivers, preventing accidents. You should address the issue immediately before driving your 1996 Ford A8513 on public roads.

## Sources and further reading
- For more information on your vehicle, browse our [vehicles](/vehicles) section.
- Consult your 1996 Ford A8513 owner's manual for specific fuse box diagrams and component locations.

*Disclaimer: This article is for informational purposes only and is not a substitute for OEM service procedures. Always consult a qualified technician for safety-critical work.*

## Related pages
- All repair guides
- [Browse vehicles](/vehicles)

## Explore related guides on ClearTheCode

- [Browse OBD-II codes](/codes)
- All repair guides