What causes the engine speed to go up or down?
The sensor wire (for the power steering pressure) tends to corrode or break loose. The ECU gets confused, and may drive the engine speed up and down (trying to compensate for engine load during power steering operation).
Why is my car surging at idle speed?
When an engine’s computer can “hunt” or “surge” at cruising or idle speeds it is searching for program compliance, there is a problem elsewhere in the system.
Why does my transmission shift hard from 1st to 2nd gear?
The fluid gets dirty over time and when it does, it causes plenty of troubles. Hard shifting is one of them. If the color is dark brown or burnt, changing it is likely to solve this issue. Dirty transmission fluid. (Photo Source: procarreviews)
When did the 2.2 liter Subaru Legacy come out?
The 2.2-liter engine was released in 1990 as the engine for new Subaru model – Legacy. The 1.8-liter engine EJ18 expanded the EJ family. The first was EJ22E engine. It is all USDM natural aspirated 2.2-liter engines from 1990 to 1996.
How long does a Subaru EJ22 engine last?
The EJ22 is probably the most reliable Subaru engine with a very bulletproof block. The engine life is more than 250,000-300,000 miles. There are many cases when these engines run more than 500,000 miles mileage without serious problems.
What’s the compression ratio on a Subaru EJ22?
It got SOHC aluminum heads and belt driven camshafts. The compression ratio of early EJ22 is 9.5:1. In 1997 the engine received some updates. There are solid lifters (the adjustment of the valve clearance is every 100,000 miles), the roller rocker cam follower system, single-port exhaust and 9.7:1 compression ratio.
What is the compression ratio of a Subaru Impreza?
Compression ratio is 8.0:1. Its power is 280 hp at 6000 rpm and 268 lb-ft of torque at 3200 rpm. This engine was built for Impreza STi 22B GC8 series. The EJ22 is probably the most reliable Subaru engine with a very bulletproof block. The engine life is more than 250,000-300,000 miles.