SYS.OK|MANUAL.DB● LIVE
HOMESERVICE MANUALSMAZDA20066 I, 4D SEDAN, AUTOMATICREPAIR AND DIAGNOSISENGINE PERFORMANCETESTING & DIAGNOSISSYMPTOM TROUBLESHOOTING [ENGINE CONTROL SYSTEM L3)NO. 13 KNOCKING/PINGING-ACCELERATION/CRUISENOTES
2006 Mazda 6 i, 4D Sedan, Automatic

No. 13 Knocking/Pinging-Acceleration/Cruise: Notes

2006 Mazda 6 i, 4D Sedan, AutomaticSECTION Notes
POSSIBLE CAUSE DESCRIPTION

13 KNOCKING/PINGING - ACCELERATION/CRUISE
DESCRIPTION  Sound is produced when air/fuel mixture is ignited by something other than spark plug (e.g., hot spot in combustion chamber).
POSSIBLE CAUSE 
  • Engine overheating due to cooling system malfunction
  • ECT sensor malfunction
  • IAT sensor malfunction
  • MAF sensor malfunction
  • Knock sensor malfunction
  • Erratic signal from CMP sensor
  • Inadequate engine compression
  • Inadequate fuel pressure
    WARNING: The following troubleshooting flow chart contains the fuel system diagnosis and repair procedures. Read the following warnings before servicing the fuel system:
    • Fuel vapor is hazardous. It can easily ignite, causing serious injury and damage. Always keep sparks and flames away from fuel.
    • Fuel line spills and leakage are dangerous. Fuel can ignite and cause serious injuries or death and damage. Fuel can also irritate skin and eyes. To prevent this, always complete "BEFORE REPAIR PROCEDURE" and "AFTER REPAIR PROCEDURE" described in this manual.

      (See BEFORE REPAIR PROCEDURE ).

      (See AFTER REPAIR PROCEDURE ).

    RENDER: 1.0x

    NO RELATED

    Recommended Tools & Savings

    Use the Manual With the Right Hardware

    Pair factory procedures with proven DIY tools so the instructions are easier to execute.

    Affiliate disclosure: We may earn a commission at no extra cost to you.

    Shop Manual-Ready ToolsFree Quote CheckQuote Shield Pro

    When to See a Mechanic

    Stop DIY work and contact a certified mechanic immediately if any of the following apply:

    • • You smell fuel, burning insulation, or see smoke.
    • • Brakes feel soft, pull hard to one side, or make grinding noises.
    • • The engine overheats, stalls repeatedly, or misfires under load.
    • • You are missing required tools, torque specs, or safe lifting equipment.
    • • You are not confident in the next step or safety outcome.