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Home >> Infiniti >> 2013 >> M35h >> Repair and Diagnosis >> External Pages >> Different car >> Section 76 (Engine Control System - DTCS P0500 To P31A5) >> DTC P1233, P2101: Electric Throttle Control Function >> DTC Logic >> DTC Detection Logic

DTC Detection Logic

WARNING: This page is about a different car, the 2012 Infiniti M35h. However, it is still accessible from the selected car via links, so may be relevant.
NOTE: If DTC P1233 or P2101 is displayed with DTC P1238, P1290, P2100 or 2119, first perform the trouble diagnosis for DTC P1238, P2119 or P1290, P2100. Refer to "DTC LOGIC " or "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)]
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