1. Disconnect the negative battery cable..
2. Remove the column cover upper..
3. Remove the ignition key illumination bulb.

4. Install in the reverse order of removal.
Ignition Coil/Ion Sensor Removal/Installation [Skyactiv G 2.0]
Spark Plug Inspection [Mzr 2.0, Mzr 2.5]Engine Coolant Temperature (ECT) Sensor Removal/Installation [Mzr 2.0, Mzr 2.5]
WARNING:
When the engine is hot, it can badly burn. Turn off the engine and wait until
it is cool before removing the ECT sensor.
ECT Sensor No.1
1. Remove the battery cover..
2. Disconnect the negative battery cable..
3. Drain the engine coolant..
4. Remove the battery and b ...
Intake Air Temperature (Iat) Sensor Inspection [Mzr 2.0, Mzr 2.5]
Resistance Inspection
NOTE:
Because the IAT sensor is integrated in the MAF sensor, replacing the IAT
sensor includes replacement of the MAF/IAT sensor.
1. Remove the battery cover..
2. Disconnect the negative battery cable..
3. Disconnect the MAF/IAT sensor connector.
4. Mea ...
Electronic key battery
If the electronic key battery of your Subaru Solterra becomes depleted,
it should be replaced promptly to ensure uninterrupted operation of all key functions.
■ If the key battery is depleted
When the battery inside the Subaru Solterra electronic key weakens or fully discharges,
you may noti ...