Are there time specific time stamps(e.g. 05:37) to listen to the vibration noise?
The knocking, tick-tick-tick noise seems to be common, it is from DI.
Is the AC evaporator running? Note that AC can be on even if the AC light is not lit. Can the "vibration" noise due to AC running?
Last edited by namelessman; 02-25-2017 at 02:01 PM.