See also:

Reporting safety defects (U.S.A only)
If you believe that your vehicle has a defect which could cause a crash or could cause injury or death, you should immediately inform the National Highway Traffic Safety Administration (NHTSA) in ...

Driveshafts and Boots
Check the drive shafts, boots and clamps for cracks, deterioration, or damage. Replace any damaged parts and, if necessary, repack the grease. ...

4WD lock system
4WD lock system (With Electronic Control 4WD) (If installed) This 4WD system is designed for dividing the power ratio automatically in normal driving conditions. During off-road or low-friction d ...