Noise, vibration and harshness (NVH) troubleshooting

NVH Troubleshooting Chart Use the chart below to find the cause of the symptom. The numbers indicate the order of the inspection. If necessary, repair or replace these parts. ...

Inspection

OIL LEAKAGE Check transfer surrounding area (oil seal, drain plug, filler plug, and transfer case etc.) for oil leakage. OIL LEVEL 1. Remove filler plug (1) and gasket. Then check that oil is f ...

Other materials:

Engine stand setting
Preparing the engine to be on the stand Before the engine is mounted on the engine sub-attachment, the engine's electrical harness must be removed and the engine oil drained. 1. Remove the multifunction support. 2. Remove the coolant inlet pipe on the water pump. 3. Place the rods (A), ...

Inspection
OIL LEAKAGE Check rear final drive surrounding area (oil seal, drain plug, filler plug, and carrier case, etc.) for oil leakage. OIL LEVEL 1. Remove filler plug (1) and check oil level from filler plug mounting hole as shown in the figure. CAUTION: Never start engine while checking oil l ...

Cooling fan
Component Function Check 1.CHECK COOLING FAN FUNCTION With CONSULT-III 1. Turn ignition switch ON. 2. Perform “FAN DUTY CONTROL” in “ACTIVE TEST” mode of “ENGINE” using CONSULT-III. 3. Check that cooling fan speed varies according to the percentage. Without CONSULT-III 1. Activate IPDM E/ ...