See also:

Maintenance precautions
When maintenance and service are required, it is recommended that all work be done by an authorized SUBARU dealer. If you perform maintenance and service by yourself, you should familiarize yourself ...

Non-turbo models
...

To engage the service mode
Turn the ignition switch to the “ON” position, depress and hold the brake pedal, then press and release the “” button on the remote engine start transmitter three times. The system will pause for 1 se ...