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Test 24A - Inoperative A/C Compressor

WARNING: This page is about a different car, the 1994 Eagle Vision, 1994 Dodge Intrepid, 1994 Chrysler New Yorker, 1994 Chrysler LHS, and 1994 Chrysler Concorde. However, it is still accessible from the selected car via links, so may be relevant.
NOTE: Perform TEST 17A before proceeding with this test.
  1. Connect DRB. Select CLIMATE CONTROL MENU. Select SYSTEM TESTS. Select A/C ON TO BCM. Observe A/C switch status while pressing A/C switch. If DRB displays A/C SWITCH: CL with switch pressed, and A/C SWITCH: OP with switch released, go to next step. If display is not as specified, replace ATC head. Perform VERIFICATION TEST.
    NOTE: Look for ON or OFF messages during the following steps. Ignore NR messages.
  2. Press A/C switch to turn system on. If display is BCM: ON, go to next step. If display is not BCM: ON, replace BCM. Perform VERIFICATION TEST.
  3. If display is SBEC: ON, go to next step. If display is not SBEC: ON, replace PCM. Perform VERIFICATION TEST.
  4. If display is A/C RE: ON, go to next step. If display is not A/C RE: ON, go to step 6).
  5. Read PCM codes. If no engine codes exist, see appropriate article in ENGINE PERFORMANCE section. If display is A/C CLUTCH RELAY CIRCUIT or any other engine code, see A/C-HEATER SYSTEM - MANUAL article in the AIR CONDITIONING & HEAT section. Perform VERIFICATION TEST.
  6. Read PCM codes. If no engine codes exist, see appropriate article in ENGINE PERFORMANCE section. If display is A/C PRESSURE SENSOR VOLTS TOO LOW, A/C PRESSURE SENSOR VOLTS TOO HIGH, or any other engine trouble code, see A/C-HEATER SYSTEM - MANUAL article in the AIR CONDITIONING & HEAT section. Perform VERIFICATION TEST.
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