It may be difficult to replace the spark plugs. It is recommended that you have the spark plugs replaced by your SUBARU dealer.
The spark plugs should be replaced according to the maintenance schedule in the "Warranty and Maintenance Booklet".
CAUTION
Make sure the cables are replaced in the correct order.
Recommended spark plugs
For the recommended spark plugs, refer to "Electrical system" F12-7.
Air cleaner element
Drive beltsDtc u0151 lost communication with restraints control module
INSTRUMENTATION/DRIVER INFO (DIAGNOSTICS) > Diagnostic Procedure with Diagnostic Trouble Code (DTC)DTC U0151 LOST COMMUNICATION WITH RESTRAINTS CONTROL MODULEDetected when CAN data is not received from airbag CM.NOTE:Perform the diagnosis for LAN system. Basic Diagnostic Procedure > PROCEDURE ...
Replacing key battery
The battery inside the access key fob or transmitter of your Subaru Ascent may
gradually lose charge over time. This can become noticeable under several conditions.
The keyless access system of your Subaru Ascent begins to respond inconsistently
or with delays.
The effective operating ran ...
To hook the top tether
CAUTION
Except for the center seating
position, remove the head restraint
when mounting a child
restraint system. Otherwise, it
might be possible that the top
tether cannot be fastened tightly.
For the center seating position,
raise the center head restraint to
the extended posit ...