What causes a slightly rough idle?
Causes of a rough idle. Many different problems could result in a rough idle for your car or truck, including: dirty fuel injectors, clogged air filters, bad spark plugs, and a variety of exhaust system issues.
What does a choppy idle mean?
A rough idling engine can be caused by spark plugs or spark plug wires. Spark plugs use the electrical current received from ignition coils to ignite the air/fuel mixture within the combustion chamber. If the damage is bad enough, you may also notice your engine running rough while driving.
Are there any problems with the Subaru Forester?
Dealer has expressed that they will address an early lease termination with corporate. Third Oil consumption (second engine; first new engine at 2K miles) test came back that the car was burning 1 quart every 100 miles on the second engine.
How often do you need to repair a Subaru Forester?
The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance. From new car consumed 1 quart every 600 miles. The dealer started an oil consumption test and am waiting to see the rate of burn for the next 1000 miles.
What causes no start on a 2002 Forester?
6, IAC is Idle air Control. Once you have the throttle open, this is out of the picture. Your 02 Forester has a MAP (Manifold Absolute Pressure) sensor. It can cause a no start, no run, but doesn’t usually cause the intermittent problems seen with a contaminated MAF sensor strip.
Is there a knock sensor on my Subaru Forester?
High octane fuel and over the counter additives won’t do it if the carbon is really built up. Seafoam might though (from everything I keep hearing about it). Since the car is responding differently to the octane level of the fuel, you may have some issue with the knock sensor. Subarus have been noted for overly sensitive knock sensors.