Possible Cause

NOTE:  The causes shown may not be a complete list of all potential problems, and it is possible that there may be other causes.

• Engine mount control unit IG1 ACG* 1(IG1 ACM(DC/DC))* 2 line open (include fuse blown)
• Engine mount control unit IG1 ACG* 1(IG1 ACM(DC/DC))* 2 line short to ground
• Active control engine mount (ACM) control relay stuck on
• Engine mount control unit internal circuit failure