Engine Noise Under Load (LDK, LHU)
|
Engine Noise Under Load (LDK, LHU)
|
Cause
|
Correction
|
Low oil pressure
|
2.
|
Repair or replace, as required.
|
|
Detonation or spark knock
|
Verify the correct operation of the ignition. Refer to
Symptoms - Engine control
.
|
Loose torque converter bolts
|
1.
|
Inspect the torque converter bolts and flywheel.
|
|
Cracked flywheel - automatic transmission
|
1.
|
Inspect the flywheel bolts and flywheel.
|
|
Excessive connecting rod bearing clearance
|
Inspect the following components and repair as required:
•
|
The connecting rod bearings
|
|
Excessive crankshaft bearing clearance
|
Inspect the following components and repair as required:
•
|
The crankshaft bearings
|
•
|
The crankshaft journals
|
•
|
The cylinder block crankshaft bearing bore
|
|
Malfunctioning camshaft position actuators - improper oil viscosity or contamination.
|
|