P2507 Acura PCM Input Signal Low
Possible causes
– Low battery voltage
– Faulty Powertrain Control Module (PCM)
– PCM harness is open or shorted
– PCM circuit poor electrical connection
– Faulty Powertrain Control Module (PCM)
– PCM harness is open or shorted
– PCM circuit poor electrical connection
Symptoms
– Engine Light ON (or Service Engine Soon Warning Light)
P2507 Acura Description
When the ignition switch is turned “ON”, battery voltage is applied from the battery to the Powertrain Control Module (PCM) through the main relay. In case that the ignition switch is turned “OFF”, the PCM is supplied with power through the battery power input line to control the basic operation of vehicle.
Acura Vehicle:
Acura ILX, Acura MDX, Acura RDX, Acura RLX, Acura TL, Acura TSX, Acura ZDX, Acura CSX, Acura EL, Acura Integra, Acura RSX, Acura Legend, Acura Vigor, Acura CL, Acura SLX, Acura NSX, Acura RL, Acura ZDX