BDFHYK DG513 DG500 ignition coil and iridium spark plug set, 6 coils and 6 plugs

Mazda Tribute ignition coil kit with DG513 DG500 references

DG513 ignition coil and SP493 spark plug replacement set

BDFHYK 6-piece ignition coil set for compatible Mazda and Mercury applications

DG500 ignition coil replacement kit for compatible Mazda Tribute applications

Ignition coil and iridium spark plug kit with DG513 and SP493 references

BDFHYK ignition coil and spark plug set for compatible Mazda Tribute and Mercury vehicles

BDFHYK 6 Ignition Coil DG513/DG500 and 6 Spark Plug SP493/FD502 for Mazda Tribute; Mercury Mariner, Montego, Sable

$48.49

Product Detail

Type Ignition Coil + Spark Plug Set
SKU BDDLZ-BD-05-01876-SZ
OE Number Coil: DG500, SP493, C1458, FD502, UF406, C1387, FD495, 1L8Z12029AB, 5C1617, AJ0318100, C1458, DG513, 1L8Z-12029-AB, XS2Z-12029-AA, AJ03-18-100, 1115808, AJ09-18-100, FD-495, FD-50
OE Number For Spark plug:DG500, SP493, C1458, FD502, UF406, C1387, FD495, 1L8Z12029AB, 5C1617, AJ0318100, C1458, DG513, 1L8Z-12029-AB, XS2Z-12029-AA, AJ03-18-100, 1115808, AJ09-18-100, FD-495, FD-50

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BDFHYK DG513 / DG500 ignition coil and spark plug kit includes 6 ignition coils and 6 iridium spark plugs for compatible Mazda Tribute and Mercury Mariner, Montego, and Sable applications. When matching a Mazda Tribute ignition coil, confirm the exact vehicle year, engine, connector design, and replacement reference before installation.

Product Details

Brand: BDFHYK
Product Type: Ignition Coil + Spark Plug Set
Package: 6 ignition coils + 6 iridium spark plugs
Primary References: DG513 / DG500 / SP493 / FD502
Compatible Makes / Models: Mazda Tribute; Mercury Mariner, Montego, Sable

Fitment Check

This set is listed for compatible Mazda Tribute and Mercury Mariner, Montego, and Sable applications. Year and engine coverage can vary. Match the exact vehicle, engine, connector, removed-part shape, and reference number before ordering or installation.

Reference Numbers

Current product source data lists these comparison references: DG500, SP493, C1458, FD502, UF406, C1387, FD495, 1L8Z12029AB, 5C1617, AJ0318100, DG513, 1L8Z-12029-AB, XS2Z-12029-AA, AJ03-18-100, 1115808, AJ09-18-100, FD-495, FD-50.

Diagnosis Before Replacement

Misfire, rough idle, hard starting, hesitation, or an ignition-related fault code can involve ignition coils or spark plugs, but these symptoms do not prove either component is the only cause. Check the affected cylinder, plug condition, connectors, wiring, fuel delivery, intake leaks, compression, timing, and other relevant engine conditions before replacing parts.

Installation Notes

Compare the coil body, connector keying, mounting points, boot profile, and plug specification with the removed parts.
Inspect the spark-plug wells for oil, moisture, corrosion, or debris before installation.
Do not force a connector or coil that does not match the original configuration.
Use vehicle-specific service information for spark-plug torque, gap requirements, cylinder numbering, firing order, and access procedures.

Replacement Planning

Replacing one component or a complete coil-and-plug set should follow diagnosis, component condition, service history, and the requirements of the exact engine. There is no universal mileage interval that requires every ignition coil to be replaced.

After Installation

If a misfire remains after replacement, recheck fitment, connector seating, plug installation, and the affected cylinder first. Continued diagnosis may be required for wiring, injectors, fuel delivery, intake leaks, compression, timing, or other mechanical conditions.

Technical Specifications

Brand	BDFHYK
Product Type	Ignition Coil + Spark Plug Set
Ignition Coil Quantity	6
Spark Plug Quantity	6
Spark Plug Type	Iridium
Primary References	DG513; DG500; SP493; FD502
Compatible Makes / Models	Mazda Tribute; Mercury Mariner, Montego, Sable; confirm exact year and engine

Difficulty Moderate

Estimated Time 0.5–1 hour

Tools Required

Screwdrivers
Service manual specific to your vehicle
Socket set and ratchet
Wrenches

Pre-Installation Checklist

Stop the engine before disassembling or replacing the ignition coil.
Check the spark plugs and spark plug wires as part of diagnosis.
Keep the installation area clean and dry.
Make sure the ignition coil connections are correct.
Refer to the service manual for your specific vehicle because removal order and connector or fastener details can vary by make and model.
Disconnect the negative battery cable before working on the ignition system.

Installation Steps

Disconnect the battery. Remove the negative battery cable by loosening the clamp bolt with a socket or wrench.
Locate the ignition coils on top of the engine. They may be attached to the engine block or surrounding components.
Disconnect and remove the old ignition coil. Remove the mounting bolts or screws and disconnect the electrical connector(s). The order can vary by vehicle, so follow the vehicle-specific service manual. Remove the old coil once fully disconnected.
If one coil serves multiple spark plugs and has multiple electrical connections, mark or label the connectors so they can be reattached to the correct terminals.
Install the new ignition coil in the reverse order of removal. Secure the mounting bolts or screws and reconnect the electrical connector(s) in the correct positions.
Reconnect the negative battery terminal. Hand-tighten the connection, then tighten the terminal bolt with a socket or wrench. Do not over-tighten.
Close the hood, start the engine with the vehicle in Park, and confirm it starts and idles normally. If it does, test-drive the vehicle.

Post-Installation Verification

Confirm the new ignition coil is securely mounted.
Confirm all electrical connectors are connected to the correct terminals.
Confirm the negative battery terminal is reconnected and tightened sufficiently without over-tightening.
Start the engine in Park and confirm it starts and idles normally.
If idle is normal, test-drive the vehicle and check for remaining misfire or drivability symptoms.

Troubleshooting

Spark plug and wire checks from the manual:
With the engine running, disconnect spark plug wires one at a time and observe engine-speed or roughness changes; the manual states that no significant change can indicate a bad spark plug.
The manual describes checking for spark by holding the end of a disconnected spark plug wire near a metal surface and looking or listening for a spark or cracking sound.
While the engine is cranked, check for spark at each spark plug wire; the manual states that no spark can indicate a dead wire.
Make sure battery, ignition, coil, and spark-plug wire connections are secure. Wiggle connections and retest if a loose connection is suspected.
Keep spark plug ends clean and free of dirt, oil, or grease; clean and retest before replacing a plug.
Inspect wires for cracked, cut, scraped, or burned insulation. Check boots and terminals for damage, corrosion, or poor contact.
Check for corrosion between the boot, spark plug, and ignition coil, and inspect the spark plug for discoloration or damage.
Inspect spring clips and wire retention at the distributor and spark plug ends to make sure connections are held securely.
Ignition coil failure can cause one or more cylinders to misfire, stuttering, sluggishness, and other drivability issues.

BDFHYK Ignition Coil Installation Guide

Q: What vehicles is this ignition coil and spark plug kit intended for?

A: Current product data lists compatible Mazda Tribute and Mercury Mariner, Montego, and Sable applications. Confirm the exact year, engine, connector design, and reference number before installation.

Q: How many ignition coils and spark plugs are included?

A: The product is listed with 6 ignition coils and 6 iridium spark plugs.

Q: Which reference numbers can I compare before ordering?

A: Current source data lists DG500, SP493, C1458, FD502, UF406, C1387, FD495, 1L8Z12029AB, 5C1617, AJ0318100, DG513, 1L8Z-12029-AB, XS2Z-12029-AA, AJ03-18-100, 1115808, AJ09-18-100, FD-495, and FD-50 for comparison.

Q: Does a misfire code prove an ignition coil is bad?

A: No. Misfire and ignition-related codes are starting points for diagnosis. Spark plugs, wiring, connectors, fuel delivery, intake leaks, compression, timing, and other conditions can cause similar symptoms.

Q: Should all six coils be replaced at once?

A: Replacement scope should follow diagnosis, component condition, service history, and the requirements of the exact engine. One failed coil does not automatically prove every coil is faulty.

Q: Should the spark plugs be inspected during coil replacement?

A: Yes. Check plug condition, specification, wear, fouling, and installation requirements for the exact engine.

Q: What if there is oil or moisture in a spark-plug well?

A: Correct oil, moisture, corrosion, or debris in the plug well before judging the new coil or plug. Contamination can affect the connection and ignition performance.

Q: What if the engine still misfires after the new parts are installed?

A: Recheck fitment, connector seating, plug installation, and the affected cylinder first. Continued diagnosis may be needed for wiring, injectors, fuel delivery, intake leaks, compression, timing, or other mechanical conditions.

Q: Is there a universal mileage interval for ignition coil replacement?

A: No. Ignition coils do not have one universal replacement interval for every vehicle. Use diagnosis, condition, service history, and vehicle-specific service information.

Q: Can ignition problems appear mainly under load?

A: They can, but under-load misfire can also involve spark plugs, fuel delivery, wiring, air, or mechanical conditions. Diagnose the cause before replacing parts.

Q: What should I compare before installing the replacement coils?

A: Compare the coil body, connector keying, mounting points, boot profile, plug specification, and reference numbers with the removed parts.

Q: Which torque and spark-plug gap should I use?

A: Use service information for the exact vehicle and engine. Torque, gap, cylinder numbering, firing order, and access procedures can vary by application.

Returns & Refunds

We accept returns within 30 days of delivery for eligible items. If the product is unused and in original condition, you may request a return according to our refund policy. Full policy details: View Refund Policy . We recommend contacting our support team before initiating a return to ensure the fastest resolution.

Customer Support

If you purchased the wrong part, received an incompatible item, or need installation assistance, please contact us directly.

Email: service@bdfhyk.com

Business Hours:

Mon–Fri 9:00–18:00 (GMT+8)

Mon–Fri 19:00–04:00 (UTC−6 / CST)

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