Subaru Crosstrek Owners Manual: Fuel octane rating
Using a gasoline with a lower octane rating can cause persistent and heavy knocking, which can damage the engine.
Do not be concerned if your vehicle sometimes knocks lightly when you drive up a hill or when you accelerate. Contact your SUBARU dealer if you use a fuel with the specified octane rating and your vehicle knocks heavily or persistently.
RON
This octane rating is the Research Octane Number.
AKI
This octane rating is the average of the Research Octane and Motor Octane numbers and is commonly referred to as the Anti Knock Index (AKI).
Unleaded gasoline
The neck of the fuel filler pipe is designed to accept only an unleaded gasoline filler nozzle. Under no circumstances should leaded gasoline be used because it will damage the emission control system and may impair driveability and fuel economy.
Fuel requirements
The engine is designed to operate using
unleaded gasoline with an octane rating
of 87 AKI (90 RON) or higher. ...
Gasoline for California-certified
LEV
If your vehicle was certified to California's
low emission vehicle (LEV) standards as
indicated on the underhood tune-up label,
it is designed to optimize engine and
emission performance with gaso ...
Other materials:
Removal
DIFFERENTIALS > Rear Differential Front MemberREMOVAL1. Disconnect the ground cable from battery.2. Lift up the vehicle.3. Support the rear differential using transmission jack, and then remove the rear differential front member.(A)Rear differential front member ...
Compression Inspection
MECHANICAL(H4DO) > CompressionINSPECTIONCAUTION:After warming-up, engine becomes very hot. Be careful not to burn yourself during measurement.1. Turn the ignition switch to OFF.2. After warming-up the engine, turn the ignition switch to OFF.3. Make sure that the battery is fully charged.4. Check ...
Disassembly
LIGHTING SYSTEM > Headlight AssemblyDISASSEMBLY1. HID HEADLIGHT BALLASTCAUTION:Do not leave the light assembly - head without the ballast - headlight for a long time. Dust, moisture, etc. entering the light assembly - head may affect its performance.1. Remove the cover - headlight.2. Disconnect t ...
