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Home >> Mazda >> 2002 >> Tribute LX, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 434 (Symptom Troubleshooting [Engine]) >> No.21 Engine Noise >> Notes

No.21 Engine Noise: Notes

WARNING: This page is about a different car, the 2005 Mazda RX-8. However, it is still accessible from the selected car via links, so may be relevant.
NO.21 DESCRIPTION AND POSSIBLE CAUSE

21 ENGINE NOISE
DESCRIPTION  Engine noise from under the hood
POSSIBLE CAUSE  Squeal, click or chirp noise: 
  • Improper engine oil level
  • Improper drive belt tension

Rattle sound noise: 
  • Loose parts

Hissing noise: 
  • Vacuum leakage
  • Loose spark plug
  • Air leakage from intake-air system
  • Improper variable fresh air duct (VFAD) control system operation (13B-MSP (High Power))

Rumble or grind noise: 
  • Improper drive belt tension

Rap or roar noise: 
  • Exhaust system looseness

Other noise: 
  • Oil pump drive gear noise
  • Oil pump drive chain noise