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:
Replacement
DIFFERENTIALS > Differential Gear OilREPLACEMENTCAUTION:• Gear oil is extremely hot just after driving. Be wary of receiving burns.• Be careful not to spill the differential gear oil on exhaust pipe. If gear oil is spilled, wipe it off completely.1. Lift up the vehicle.2. Remove the d ...
General diagnostic table Inspection
TIRE PRESSURE MONITORING SYSTEM (DIAGNOSTICS) > General Diagnostic TableINSPECTIONSymptomsFaulty partsTire pressure warning light illuminates.Tire pressure is reduced.• Improper tire pressure adjustment• Punctured tireTire pressure warning light blinks 25 times and then illuminates.Ti ...
Installation
MECHANICAL(H4DO) > Engine AssemblyINSTALLATION1. Install the engine mounting onto the engine.Tightening torque:35 N·m (3.6 kgf-m, 25.8 ft-lb)2. Apply a small amount of grease to splines of main shaft. (MT model)Grease:NICHIMOLY N-130 or equivalent3. Position the engine in engine compartmen ...