46-3172 - Ignition Biltema - Free user manual and instructions
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| Product Type | Ignition Coil |
| Brand | Biltema |
| Model | 46-3172 |
| Category | Ignition System |
| Primary Function | Converts low voltage to high voltage for spark plug firing |
| Input Voltage | 12V DC (standard automotive) |
| Ignition Type | Inductive discharge |
| Connector Type | Standard male blade terminals |
| Mounting Type | Bolt-on bracket |
| Dimensions | Approx. 70 x 60 x 50 mm |
| Weight | Approx. 0.4 kg |
| Compatible Vehicles | Most 12V petrol vehicles with conventional ignition systems |
| Operating Temperature | -30°C to +120°C |
| Material | Epoxy resin encapsulated, steel bracket |
| Maintenance Required | Visual inspection for cracks or corrosion |
| Cleaning Instructions | Wipe with dry cloth; avoid water ingress |
| Safety Warnings | Disconnect battery before installation; high voltage output |
| Spare Parts Availability | Replacement coils available; no internal serviceable parts |
| Repairability | Non-repairable; replace unit if faulty |
| General Information | Designed for reliable engine startup and consistent spark delivery |
Frequently Asked Questions - 46-3172 Biltema
What is the Biltema 46-3172 ignition coil used for?
The Biltema 46-3172 is an ignition coil that converts the vehicle's 12V battery power into the high voltage needed to create a spark across the spark plug gap.
How do I install the 46-3172 ignition coil?
First, disconnect the battery. Remove the old coil, mount the new one using the bracket, connect the primary terminals (usually marked + and -), and attach the high-tension lead to the spark plug. Ensure all connections are tight.
What vehicles are compatible with this ignition coil?
The 46-3172 is designed for most 12V petrol vehicles with conventional inductive ignition systems. Always check your vehicle's specifications before purchase.
Can I test the ignition coil before installation?
Yes, measure the primary resistance (typically 0.5-2 ohms) and secondary resistance (typically 6-15 kohms) with a multimeter. Compare with expected values from the vehicle service manual.
What are the signs of a failing ignition coil?
Common symptoms include engine misfires, rough idle, difficulty starting, poor fuel economy, and the check engine light illuminating.
How often should the ignition coil be replaced?
There is no fixed interval; it should be replaced when it fails or shows signs of wear. Average lifespan is often 60,000 to 100,000 miles depending on driving conditions.
Is the 46-3172 ignition coil resistant to vibration?
Yes, the epoxy encapsulation and robust bracket provide good vibration resistance suitable for normal engine operation.
Can I use this coil with an aftermarket performance ignition system?
It is designed for OEM replacement; for performance systems, consult the manufacturer's recommendations to ensure compatibility with higher energy demands.
What safety precautions should I take when handling the ignition coil?
Always disconnect the battery before working on the ignition system. The coil produces high voltage (up to 40,000V) and can cause severe shock if mishandled.
Does the 46-3172 come with a warranty?
Biltema typically offers a limited warranty for manufacturing defects. Check the package or contact Biltema customer service for specific warranty terms.
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