DTC P050A: Notes

2008 Mazda 6 s Sport, 4D Hatchback, StandardSECTION Notes
WARNING: This page is about a different car, the 2007 Mazda 6. However, it is still accessible from the selected car via links, so may be relevant.
DTC P050A DETECTION CONDITION AND POSSIBLE CAUSES

DTC P050A  Cold start idle air control system performance 
DETECTION CONDITION  * Actual idle speed is lower than expected by 100 rpm for 8.4 s when the target idle speed correction value for cold start is above 0 rpm  or ignition retard value is above 8.9 deg. CA. 
Note  * If atmospheric pressure is less than 72.3 kPa {542 mmHg, 21.3 inHg} or intake air temperature is below -10 °C {14 °F}  , the PCM cancels diagnosis of P050A.
Diagnostic support note 
* This is an intermittent monitor (Cold start reduction strategy monitoring).
* The MIL illuminates if the PCM detects the above malfunction condition in two consecutive drive cycles or in one drive cycle while the DTC for the same malfunction has been stored in the PCM.
* PENDING CODE is available if the PCM detects the above malfunction condition during the first drive cycle.
* FREEZE FRAME DATA is available.
* DTC is stored in the PCM memory.
POSSIBLE CAUSE  * Electronic throttle control system malfunction
* Throttle valve stuck or blockage
* Air suction in intake air system
* PCM malfunction
RENDER: 1.0x

NO RELATED

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