Symptom Chart

CAUTION: If the engine is run without the drive belt(s) connected to eliminate driven components, diagnostic trouble codes, (DTCs) may be set which must be cleared before the vehicle is returned to the owner. The engine should not be run for more than 2-3 minutes with the belts disconnected. Failure to follow this instruction may result in damage to the vehicle

SYMPTOM	POSSIBLE CAUSES	ACTION
Noise	Accessory drive belt condition and tension Pulleys misaligned Driven components (including tensioners)	Check the integrity of the accessory drive belt. Rectify as necessary Check the alignment of the accessory drive belt pulleys. Rectify as necessary Check the integrity of the driven components. Rectify as necessary
Accessory drive belt does not hold tension	Accessory drive belt wear Belt tensioner failure	Check the integrity of the accessory drive belt. Rectify as necessary Check the integrity of the belt tensioner. Rectify as necessary