The right front engine mount wears out prematurely, causing engine vibration at idle.Google+
Car Problem Reports
Volvo S40 Right Front Engine Mount May Wear and Cause Vibration at Idle
Volvo S40 Problem
Engines Affected: 1.9L 4 Cylinder Turbo, 2.4L 5 Cylinder, 2.5L 5 Cylinder Turbo
Average Mileage: 105,957 mi (53,000 mi - 165,000 mi)
Visitor, 2004 Volvo S40, 2.4L 5 Cylinder, 99,000 mi
vibration when turning right when engine cold. seems to go away when warmed up.
Visitor, 2005 Volvo S40, 2.5L 5 Cylinder Turbo, 92,000 mi
rattling vibration especially when turning right and engine cold. car mechanic said drive axle broken, replaced it. sound got even worse after that (also when driving straight). they had another look. said engine pushes against axle.
Visitor, 2000 Volvo S40, 1.9L 4 Cylinder Turbo, 63,340 mi
Vibrations through dash and steering wheel mostly on left side, probably the motor mounts
Have had all motor mounts and transmission mounts replaced and still have the engine vibration issues.
Visitor, 2000 Volvo S40, 1.9L 4 Cylinder Turbo, 141,000 mi
engine shakes at idle, motor mount bad
Visitor, 2007 Volvo S40, 2.4L 5 Cylinder, 90,000 mi
broke mount, then snapped timing belt...
Visitor, 2000 Volvo S40, 1.9L 4 Cylinder Turbo, 103,495 mi
It has a hard idle until it gets warm . And the actual. Air conditioning takes a while to get cool on warm days
Visitor, 2004 Volvo S40, 2.5L 5 Cylinder Turbo, 71,000 mi
as stated, "engine shakes on right turns when engine is cold. getting worse, oil right joint area.
Visitor, 2000 Volvo S40, 1.9L 4 Cylinder Turbo, 120,000 mi
All three engine mounts tart deteriorating and causing vibration at idle and low speed
My car went in for service on my starter switch and they told me that I need to replace the right front engine mount