Isuzu Trooper Rough Idle

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

What are common reasons my Isuzu Trooper has a rough idle?

While there are a variety of reasons your Isuzu Trooper 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 Isuzu issue diagnosed by a professional

Find a high quality auto repair shop or dealer near you

Related Isuzu Trooper Questions

See what others are asking about their Isuzu Trooper. Get answers from RepairPal's community of auto experts and enthusiasts.
Every once in a while my trooper ( fuel injected 2002 ) will rough idle when stopped or in park then engin stalls. it...
Very rough idle cold, won't rev up, no throttle response, smells like unburned fuel, suddenly may idle ok. no check e...

Related Isuzu Trooper Problems

Find the most common driver-reported problems that are to blame when a Isuzu Trooper has a rough idle.
A rough idle may develop which may or may not cause the check engine light to come on. this issue is commonly caused ...

Isuzu Trooper Rough Idle Repair Symptoms

A failing ignition coil will create misfires in the engine, and lead to hesitation, extreme power loss, engine stalling, poor fuel mileage, and illumination of the check engine ...Read More
As we discussed, spark plugs are necessary for any gasoline engine to run. When they fail, the engine is in a constant state of attempting to ignite air and fuel, but cannot. Th...Read More