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P0720 Diagnostic Trouble Code Discussion for January 2009

Output Shaft Speed Sensor Circuit Malfunction


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Trouble Ticket Help Requests for DTC P0720
Help Request Posted
2006 Nissan Altima 2.5L MIL Lamp on VIN: 1N4AL11DO6
P0720: Vehicle Speed Sensor Circuit Malfunction. this code is for the rpm signal from the PCM to the TCM, spec is idle 0.6v to 2.2v @ 3000 rpm. I have 3.1v to 4.5v check short to voltage ok, unplug TCM and voltage goes to 0v vehicle has a tach that reads correct engine rpm. This has me puzzled! the TCM reads...
January 28, 2009
2006 Nissan Altima 2.5L MIL Lamp on VIN: 1N4AL11DO6
P0720: Vehicle Speed Sensor Circuit Malfunction. this code is for the rpm signal from the PCM to the TCM, spec is idle 0.6v to 2.2v @ 3000 rpm. I have 3.1v to 4.5v check short to voltage ok, unplug TCM and voltage goes to 0v vehicle has a tach that reads correct engine rpm. This has me puzzled! the TCM reads...
January 28, 2009