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Home >> Infiniti >> 2013 >> M56 Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTCS P1087 To P2542 >> DTC P1233, P2101: Electric Throttle Control Function >> DTC Logic >> DTC Detection Logic
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DTC Detection Logic

NOTE: If DTC P1233 or P2101 is displayed with DTC P1238, P2119, perform the trouble diagnosis for DTC P1238, P2119. Refer to "DTC LOGIC ".
If DTC P1233 or P2101 is displayed with DTC P2100, perform the trouble diagnosis for DTC P1290, P2100. Refer to "DTC LOGIC ".
DTC No. Trouble diagnosis name (Trouble diagnosis content) DTC detecting condition Possible cause
P1233 ETC FNCTN/CIRC-B2 [Electric throttle control performance (bank 2)] Electric throttle control function does not operate properly.
  • Harness or connectors (Throttle control motor circuit is open or shorted)
  • Electric throttle control actuator
P2101 ETC FNCTN/CIRC-B1 [Electric throttle control performance (bank 1)]