Diesel Data: Automotive Repair

Engine Idle Vibration




Engine idle vibration

Worn engine or transmission mounts

Low ATF level

Shift solenoid valve E defective

Drive plate defective or transmission misassembled

Engine output low

Torque converter clutch piston defective

ATF pump worn or binding

Lock-up shift valve defective

Notes

Check the engine and transmission mounts.

Notes

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

Notes

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

Notes

Inspect the ATF strainer for clogging with particles of steel or aluminum. If the ATF strainer is clogged, replace it, and clean the torque converter, cooler, and lines.

Notes

Test shift solenoid valve E with the HDS Shift Solenoid Valve Test, Replacement, And Shift Solenoid Wire Harness Replacement.

Notes

Inspect the O-ring, and check for a seized shift solenoid valve.

Notes

Check for a incorrectly installed/damaged drive plate.

Notes

Replace the torque converter.

Notes

Check the lock-up shift valve in the regulator valve body for free movement, and check the valve spring for wear and damage.