CAUTION
When exiting your Subaru Ascent, always ensure that all interior lights are switched off to prevent unnecessary battery discharge and maintain proper vehicle readiness.
Map lights

In the Subaru Ascent, the map lights provide convenient illumination for the front seating area. To turn the map light on, gently press the lens. Pressing it again will turn the light off.
Automatic illumination
When the door interlock switch is set to the "DOOR" position, the Subaru Ascent map lights will automatically illuminate under the following conditions:
Reading light

The reading lights in the Subaru Ascent are designed to provide focused lighting for passengers. To switch them on, press the lens. Press again to turn them off.
Automatic illumination
The reading lights in the Subaru Ascent will illuminate automatically in the following situations, regardless of the position of the map light switch:
Cargo area light

In the Subaru Ascent cargo area, the lighting system enhances visibility when loading or unloading items.
DOOR: The light turns on automatically when the rear gate is opened. After closing the rear gate, the light remains illuminated briefly before gradually turning off.
OFF: The light remains completely выключенным regardless of door position.
OFF delay timer
The Subaru Ascent includes a smart delay function for interior lighting, allowing certain lights to remain on briefly after doors are closed.
When the light switch is set to the "DOOR" position (excluding reading lights), illumination will automatically respond to door locking/unlocking, opening/closing, and ignition status.
NOTE
The duration of the OFF delay timer in the Subaru Ascent can be customized through the center information display or adjusted by a SUBARU dealer for personalized convenience.
One-touch Interior Illumination function

The Subaru Ascent features a convenient one-touch interior lighting function. Press the dedicated switch once to activate both the map lights (when set to "DOOR") and the reading lights simultaneously.
The lights activated by this function will turn off automatically under the following conditions:
NOTE
Cabin Connect
Sun visorsElectrical component location Location
IMMOBILIZER (DIAGNOSTICS) > Electrical Component LocationLOCATION(1)Security indicator light (LED bulb)(3)Data link connector(5)Transponder(2)Body integrated unit(4)Antenna(6)Security control module (for C5 model only) ...
Basic diagnostic procedure Procedure
LAN SYSTEM (DIAGNOSTICS) > Basic Diagnostic ProcedurePROCEDURECAUTION:• Subaru Select Monitor is required for reading DTC, performing diagnosis, reading current data, customizing and active test (compulsory drive).• Remove foreign matter (dust, water, oil, etc.) from each control modu ...
Inspection
CONTINUOUSLY VARIABLE TRANSMISSION(TR580) > CVTF Cooler (With Warmer Function)INSPECTIONReplace any faulty CVTF cooler hoses, CVTF cooler pipes and clamps found in the inspection below.1. Check that there are no CVTF or engine coolant leaks from the connections.2. Check the clamp for deformation. ...