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]Lighting System Personalization Features Setting Procedure
Auto Light System
1. Connect the M-MDS (IDS) to the DLC-2.
2. After the vehicle is identified, select the following items from the initial
screen of the IDS.
Select the “Module Programming”
Select the “Programmable Parameters”.
Select menu in the Exterior Lighting.
...
Steering Switch Removal/Installation
WARNING:
Handling the air bag module improperly can accidentally deploy the air bag
module, which may seriously injure you. Read the air bag system service warnings
and cautions before handling the air bag module..
1. Disconnect the negative battery cable and wait for 1 min or mo ...
Mass Air Flow (MAF) Sensor Inspection [Mzr 2.0, Mzr 2.5]
Visual Inspection
1. Remove the battery cover..
2. Disconnect the negative battery cable..
3. Disconnect the MAF/IAT sensor connector.
4. Remove the MAF/IAT sensor..
5. Visually inspect the MAF/IAT sensor for the following:
Damage, cracks, soiling
Rusted sensor terminal
...