Mercury Tracer Rough Idle

Learn if it's a simple fix or time to seek out a trusted technician.

What are common reasons my Mercury Tracer has a rough idle?

While there are a variety of reasons your Mercury Tracer has a rough idle, the most common 3 are a vacuum leak, an issue with the spark plugs, or a problem with the ignition coil.
of the time it's
Vacuum Leak
of the time it's
Spark Plugs
of the time it's
Ignition Coil

Get your Mercury issue diagnosed by a professional

Find a high quality auto repair shop or dealer near you

Related Mercury Tracer Questions

See what others are asking about their Mercury Tracer. Get answers from RepairPal's community of auto experts and enthusiasts.
Whenever we turn on the a/c , it idles rough
Occurs constantly, we have to hold accelerator down to keep rpms around 1000-1200 when stopped.

Related Mercury Tracer Problems

Find the most common driver-reported problems that are to blame when a Mercury Tracer has a rough idle.
Valve seats (components in the cylinder head that help seal the valve) can fall out. when this happens, it causes rou...

Mercury Tracer Rough Idle Repair Symptoms

A failing ignition coil can create several symptoms: Check engine light comes on Engine runs poorly or stall Increased emissions Reduced fuel economy Car won’t start I...Read More
When spark plugs fail, the engine will struggle. The check engine light will come on, and it may appear either solid or flashing. The driver would likely notice one or more of t...Read More