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Home › Infiniti › 2017 › QX80 Base, AWD › Repair and Diagnosis › Engine Performance › System › Engine Control System (DTCS) (3 Of 4) › DTC/Circuit Diagnosis › DTC P1226: TP Sensor › DTC Logic › DTC Detection Logic

DTC Detection Logic

DTC No. Trouble diagnosis name
(Trouble diagnosis content)		 DTC detecting condition Possible cause
P1226 CTP LEARNING-B1
(Closed throttle position learning performance)		 Closed throttle position learning is not performed successfully, repeatedly.
  • Electric throttle control actuator

    (TP sensor 1 and 2)
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