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Home >> Infiniti >> 2013 >> FX37 Base, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 12 (Engine Control System - DTCS P1212 Through P2138) >> DTC P1226, P1235: TP Sensor >> DTC Logic >> DTC Detection Logic
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DTC Detection Logic

WARNING: This page is about a different car, the 2013 Infiniti FX50. However, it is still accessible from the selected car via links, so may be relevant.
DTC No. Trouble diagnosis name DTC detecting condition Possible cause
P1226 Closed throttle position learning performance (bank 1) Closed throttle position learning is not performed successfully, repeatedly.
  • Electric throttle control actuator (TP sensor 1 and 2)
P1235 Closed throttle position learning performance (bank 2)