MECHANICAL(H4DO) > Idle Speed
INSPECTION
1. Before checking the idle speed, check the following item:
(1) Check the air cleaner element is free from clogging, ignition timing is correct, spark plugs are in good condition, and hoses are connected properly.
(2) Check the malfunction indicator light does not illuminate.
2. Warm up the engine.
3. Read the engine idle speed using Subaru Select Monitor. Subaru Select Monitor > OPERATION">
NOTE:
• Idle speed cannot be adjusted manually, because the idle speed is automatically adjusted.
• If idle speed is out of standard, refer to the General Diagnosis Table under “Engine Control System”. Basic Diagnostic Procedure">
(1) Check the idle speed when no-loaded. (Headlight, blower fan, rear defroster, radiator fan, A/C and etc. are OFF)
Idle speed (No load, and for CVT model, select lever in “P” or “N” range, for MT model, gear shift lever in neutral position.):
Standard
650±100 r/min
(2) Check the idle speed when loaded. (Turn the A/C switch to ON and operate the compressor for at least one minute before measurement.)
Idle speed (A/C on, and for CVT model, select lever in “P” or “N” range, for MT model, gear shift lever in neutral position.):
Standard
800 — 900±50 r/min
Fuel pressure Inspection
Ignition timing InspectionActivation of malfunction indicator light
ENGINE (DIAGNOSTICS)(H4DO) > Malfunction Indicator LightACTIVATION OF MALFUNCTION INDICATOR LIGHT1. When the ignition switch is turned to ON (engine OFF), the malfunction indicator light (A) in the combination meter illuminates.NOTE:If the malfunction indicator light does not illuminate, perform ...
Removal
MANUAL TRANSMISSION AND DIFFERENTIAL(5MT) > Front Differential AssemblyREMOVAL1. Remove the manual transmission assembly from the vehicle. Manual Transmission Assembly > REMOVAL">2. Remove the transfer case together with the extension case assembly. Transfer Case and Extension Case A ...
Smart Rearview Mirror/compass with HomeLink
Safety precautions
WARNING
When driving the Subaru Ascent, never depend solely on the Smart Rearview
Mirror display. This system, although advanced, has inherent blind spots and
limitations, and it is essential to visually confirm surroundings before making
maneuvers. Always remain att ...