Engine Idle Vibration

Engine idle vibration

Low ATF level

Engine output low

Torque converter clutch piston defective

Notes

Adjust the engine and transmission mounts.

Notes

Check the ATF level, and check the ATF cooler line for leaks and loose connections. If necessary, clean the ATF cooler lines.

Notes

Check the stall speed Stall Speed Test.

Notes

Check the engine control system.

Notes

Check the line pressure A/T Pressure Test.

Notes

Improper alignment of the ATF pump and the torque converter housing may cause the ATF pump seizure. The symptoms are mostly an rpm-related ticking noise or a high pitched squeak.