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Home >> Nissan-Datsun >> 2004 >> Altima S, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 1002 (Automatic Transmission (Re0F09B)) >> Component Diagnosis >> P1723 CVT Speed Sensor Function >> DTC Logic >> DTC Detection Logic

DTC Detection Logic

WARNING: This page is about a different car, the 2009 Nissan Maxima. However, it is still accessible from the selected car via links, so may be relevant.
DTC DETECTION LOGIC CHART

DTC Item (CONSULT-III screen term) Malfunction is detected when... Possible cause
P1723 CVT SPD SEN/FNCTN A rotation sensor error is detected because the gear does not change in accordance with the position of the stepping motor.
CAUTION: One of the "P0720 VEH SPD SEN/CIR AT", the "P0715 INPUT SPD SEN/CIRC" or the "P0725 ENGINE SPEED SIG" is displayed with the DTC at the same time.
  • Harness or connectors (Sensor circuit is open or shorted.)
  • Output speed sensor (secondary speed sensor)
  • Input speed sensor (primary speed sensor)
  • Engine speed signal system