Signs your car’s distributor is failing

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If your car is running rough, misfiring, or just not starting at all, it could be a sign that your distributor is on the way out. As a critical component of your ignition system, a failing distributor can cause all sorts of problems. In this post, I’ll break down the common symptoms of distributor issues and what’s involved in getting it fixed.

What does a distributor do anyway?

The distributor’s job is to route high voltage from the ignition coil to the spark plugs in the correct order and at the right time. Inside the distributor, a rotor spins, passing contacts that connect to the spark plug wires. As the rotor spins past each contact, it allows current to flow to the corresponding spark plug, causing it to fire.

Symptoms of a bad distributor

A failing distributor can cause a range of issues, including:

  • Difficulty starting the engine, especially when cold
  • Rough running and misfiring while driving
  • Stalling or cutting out
  • Poor acceleration
  • Reduced fuel economy

Some of the common causes of distributor failure include:

  • Worn distributor cap or rotor
  • Corroded or damaged contacts
  • Faulty pickup coil or ignition module
  • Damaged distributor shaft or housing

If you notice any of these symptoms, it’s best to get your car checked out sooner rather than later to avoid further damage.

What’s involved in a distributor repair?

Depending on the extent of the damage, your mechanic may be able to repair your existing distributor by replacing the cap, rotor, or other components. However, in many cases, the entire distributor assembly will need to be replaced.

Replacing a distributor typically involves:

  1. Disconnecting the battery and removing the distributor cap
  2. Marking the position of the rotor and removing the distributor
  3. Installing the new distributor and setting the timing
  4. Replacing the cap and reconnecting the spark plug wires

It’s a job that requires some know-how and specialized tools, so it’s best left to a professional mechanic.

What does a distributor repair cost?

The cost of a distributor repair can vary depending on your car’s make and model and the extent of the damage. In New Zealand, you can expect to pay anywhere from $300 to $800 or more for a complete distributor replacement, including parts and labour.At My Auto Shop, our mobile mechanics can diagnose and repair your distributor issues at your home or workplace, saving you time and hassle. We offer upfront, transparent pricing and use only high-quality parts, so you can be confident you’re getting a fair deal.

Why choose My Auto Shop?

When it comes to car repairs, convenience and trust are key. That’s why My Auto Shop is the best choice for distributor repairs and other automotive services in New Zealand.

Here are a few reasons why:

  • We come to you, so you don’t have to take time out of your day to drop off your car
  • Our mechanics are fully qualified and experienced, with a focus on customer service
  • We offer upfront, transparent pricing with no hidden fees
  • All our work is backed by a 6-month/10,000km warranty for peace of mind

If you’re experiencing any of the symptoms of a failing distributor, don’t wait until it’s too late. Book a service with My Auto Shop today and let us get your car running smoothly again.