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DTC Description
 
 
DTC DETECTION LOGIC
DTCM.U.T.-III SE screen terms
(Trouble diagnosis content)
DTC detection condition
P053100REFRIGERANT PRESS SENSOR A
(A/C refrigerant pressure sensor A circuit range/performance
Diagnosis conditionEngine running at idle
Signal (terminal)Refrigerant pressure sensor signal
ThresholdECM detects that input signal from the refrigerant pressure sensor is out of the specified range
Diagnosis delay time5 seconds
 
 
POSSIBLE CAUSE
  • Harness or connectors
  • Refrigerant pressure sensor
 
 
FAIL-SAFE
Not applicable
 
 
DTC Confirmation Procedure
1.PRECONDITIONING
If DTC Confirmation Procedure has been previously conducted, always perform the following procedure before conducting the next test.
  1. Turn ignition switch OFF and wait at least 10 seconds.
  2. Turn ignition switch ON.
  3. Turn ignition switch OFF and wait at least 10 seconds.
TESTING CONDITION:
Before performing the following procedure, confirm that battery voltage is 11 V or more under ignition switch OFF condition.
: .
 
2.PERFORM DTC CONFIRMATION PROCEDURE
  1. Start engine and run it for at least 10 seconds at idle speed.
  2. Check 1st trip DTC.
Is 1st trip DTC detected?
Proceed to DTC Diagnosis Procedure.
-1To check malfunction symptom before repair: Refer to Intermittent IncidentIntermittent Incident.
-2Confirmation after repair: INSPECTION END