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Home >> Nissan-Datsun >> 2005 >> Murano SL, AWD >> Repair and Diagnosis >> Engine Performance >> Engine Control System >> DTC P1720: VSS >> Description
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DTC P1720: VSS: Description

NOTE: If DTC P1720 is displayed with DTC U1000 or U1001, first perform the trouble diagnosis for DTC U1000, U1001. Refer to DTC U1000, U1001 CAN COMMUNICATION LINE .

ECM receives two vehicle speed signals via CAN communication line. One is sent from ABS actuator and electric unit (control unit) via "unified meter and A/C amp.", and the other is from TCM (Transmission control module). ECM uses these signals for engine control.

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