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Home >> Infiniti >> 2004 >> QX56 AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System >> DTC P1226: TP Sensor >> On Board Diagnosis Logic
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On Board Diagnosis Logic

The MIL will not light up for this diagnosis. 

ON BOARD DIAGNOSIS LOGIC

DTC No. Trouble diagnosis name DTC detecting condition Possible cause
P1226 1226 Closed throttle position learning performance problem Closed throttle position learning is not performed successfully, repeatedly. Electric throttle control actuator (TP sensor 1 and 2)