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P1518 Diagnostic Trouble Code Discussion for November 2007

Throttle Actuator Control Module Serial Data Malfunction

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Trouble Ticket Help Requests for DTC P1518
Help Request Posted
2001 Mazda MPV DX 2.5L MIL Lamp on, INTAKE RUNNER VIN: JM3LW28G71
P1518: Intake Manifold Runner Control Shutter Valve (Stuck Open). We had these codes in the vehicle about a month ago and with testing found that the PCM had shorted to ground on the control circuit so that every time you turned the key on, the runner control opened to maximum. It is not supposed to do this until engine RPM ...
November 13, 2007