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P1720 2009 NISSAN ALTIMA SEDAN

P1720 2009 NISSAN ALTIMA SEDAN - Vehicle Speed Meter Circuit Malfunction

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3   
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P1720 2009 NISSAN ALTIMA SEDAN Possible Causes

  • VDC/TCS/ABS to ECM circuit harness is open or shorted
  • TCM to ECM circuit harness is open or shorted
  • VDC/TCS/ABS to ECM circuit connectors
  • TCM to ECM circuit connectors
  • Faulty revolution sensor

First diagnose P1720 2009 NISSAN ALTIMA SEDAN code

    Check the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded terminals.

Cost of diagnosing the P1720 2009 NISSAN ALTIMA SEDAN code

    Labor: 1.0

    The cost of diagnosing the P1720 2009 NISSAN ALTIMA SEDAN code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle's make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.

When is the P1720 2009 NISSAN ALTIMA SEDAN 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 Possible Symptoms

  • Engine Light ON (or Service Engine Soon Warning Light)

P1720 2009 Nissan Altima Sedan Description

The 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.
OBDII Code P1720 2009 Nissan Altima Sedan - Vehicle Speed Meter Circuit Malfunction - AutoCodes.com

P1720 2009 NISSAN ALTIMA SEDAN More Information

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