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Diagnosis Procedure
1.CHECK MAGNETIC CLUTCH
With M.U.T.-III SE
  1. Ignition switch ON.
  2. Select “HVAC TEST mode1” in “Actuator Test” (in "Special Function") mode of “HVAC” using M.U.T.-III SE.
  3. With operating the test item, check voltage between IPDM E/R harness connector and ground.
    +−ConditionVoltage
    IPDM E/R
    ConnectorTerminal
    F3565GroundActive test: HVAC TESTOff0 - 1 V
    MODE 16 - 16 V
Is the inspection result normal?
.
Replace IPDM E/R. Refer to Removal and Installation.
 
2.CHECK MAGNETIC CLUTCH POWER SUPPLY CIRCUIT FOR OPEN
  1. Ignition switch OFF.
  2. Disconnect IPDM E/R connector and A/C compressor connector.
  3. Check continuity between IPDM E/R harness connector and A/C compressor harness connector.
    IPDM E/RA/C compressorContinuity
    ConnectorTerminalConnectorTerminal
    F3565F271Existed
Is the inspection result normal?
.
Repair harness or connector.
 
3.CHECK MAGNETIC CLUTCH GROUND CIRCUIT FOR OPEN
Check continuity between A/C compressor harness connector and ground.
A/C compressor—Continuity
ConnectorTerminal
F272GroundExisted
Is the inspection result normal?
Replace A/C compressor. Refer to Removal and Installation.
Repair harness or connector.