P1462 Acura A/C pressure sensor circuit voltage high

P1462 Acura A/C pressure sensor circuit voltage high

Possible causes
  • ACP circuit short to GND or SIGRTN.
  • VREF circuit open.
  • Damaged PCM.
  • Open ACP circuit.
  • Damaged ACP sensor.
    • Tech description
    Verify a VREF voltage between 4 and 6 volts.
    Symptoms
    – Engine Light ON (or Service Engine Soon Warning Light)
    P1462 Acura Description

    The ACP inputs a voltage to the PCM. If the voltage is below the 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