Index Chrysler Chrysler TOWN & COUNTRY, VOYAGER, Dodge Caravan - service repair manual 2001-2007 year
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Symptom: P1599-A/C PRESSURE SENSOR VOLTS TOO LOW When Monitored and Set Condition: P1599-A/C PRESSURE SENSOR VOLTS TOO LOW When Monitored: Engine running. The A/C relay energized. Set Condition: The A/C pressure sensor signal voltage at the PCM goes below 0.58 volts for 2.6 seconds. POSSIBLE CAUSES INTERMITTENT CONDITION (F855) 5-VOLT SUPPLY CIRCUIT SHORTED TO GROUND (F855) 5-VOLT SUPPLY CIRCUIT OPEN A/C PRESSURE SENSOR INTERNAL FAILURE (C18) A/C PRESSURE SENSOR SIGNAL CIRCUIT SHORTED TO GROUND (C18) A/C PRESSURE SENSOR SIGNAL CIRCUIT SHORTED TO (K900) SENSOR GROUND CIR- PCM (F855) 5-VOLT SUPPLY CIRCUIT PCM (C18) A/C PRESSURE SENSOR SIGNAL TEST ACTION APPLICABILITY 1 NOTE: Ensure the A/C refrigerant System is properly charged per the t, read the A/C Pressure Sensor voltage. Is the voltage below 0.6 of a volt? All Yes → Go To 2 No → Go To 10 2 Turn the ignition off. All Yes → Go To 3 No → Go To 7 200 DRIVEABILITY - SBEC |