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Home >> Ford >> 2004 >> Mustang Base, 2D Convertible, 3.8 4, Standard >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Controls - Pinpoint Test KE: Idle Air Control (IAC) Valve Through Pinpoint Test QA: Unable To Activate Self-Test/Network Communication Error/DTC P1001 - CNG, Flex-Fuel & Gasoline >> Pinpoint Test ND: Engine RPM\Vehicle Speed Limiter Reached >> Test Procedure
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Test Procedure

  1. ND1 DTCS P0219, P0297 OR P1270: EXCESSIVE ENGINE RPM OR VEHICLE SPEED 
    • P0219 (engine over speed), P0297 (vehicle over speed) or P1270 Diagnostic Trouble Codes indicate the vehicle was operated in a manner which caused the engine or vehicle speed to exceed a calibrated limit.
      • Excessive engine RPM in NEUTRAL or operated in the wrong transmission gear.
      • Excessive wheel slippage (water, ice, mud or snow).
      • Vehicle driven at a high rate of speed.

    Was the vehicle operating in any of the above conditions? 

    Yes No
    The OBD system is OK
    RETURN the vehicle to customer with information about the DTC
    Go to SYMPTOM CHARTS - CNG, FLEX-FUEL & GASOLINE if there are other driveability concerns
    If there are no other symptoms, RETURN the vehicle to customer with information about the DTC