P1461 Acura A/C pressure sensor circuit voltage low

P1461 Acura A/C pressure sensor circuit voltage low

Possible causes
  • ACP sensor circuit short to PWR.
  • ACP circuit open.
  • Damaged PCM.
  • ACP circuit short to VREF.
  • ACP circuit short to SIGRTN.
  • Damaged ACP sensor.
    • Tech description
    Verify a VREF voltage between 4 and 6 volts.
    Symptoms
    – Engine Light ON (or Service Engine Soon Warning Light)
    P1461 Acura Description

    The ACP inputs a voltage to the PCM. If the voltage is above a calibrated level the DTC sets.

    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