P1720 2009 NISSAN ALTIMA SEDAN - Vehicle Speed Meter Circuit Malfunction
When is the code detected?Malfunction is detected when ECM detects a difference between two vehicle speed sensor signals is out of the specified range.
P1720 2009 Nissan Altima Sedan DescriptionThe Engine Control Module (ECM) receives two vehicle speed sensor signals via the Control Area Network (CAN) communication line. One is sent from Vehicle Dynamic Control (VDC) / Traction Control System (TCS) / Anti-Lock Brake System (ABS) control unit, and the other is from Transmission Control Module (TCM). ECM uses these two signals for engine control.
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P1720 2009 NISSAN ALTIMA SEDAN CommentsHelp us improve AutoCodes.com. Leave a comment below or tell us if the information above help you fix the code. What are the symptoms on your vehicle for the P1720 2009 Nissan Altima Sedan code? Have you replaced any parts?
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