The mode changes between ACCESSORY mode and ON mode, but it is difficult to change to OFF (LOCK) mode

• Check the keyless access control unit
• Check the gauge control module
• Check the park pin switch
• Check clutch pedal position switch

Also check for

• Gauge control module
• Keyless access control unit
• PCM
• B-CAN communication line open/short
• F-CAN communication line open/short
• Speed signal line open
• Park pin switch
• P-PIN SW line open
• Clutch pedal position switch