Eurovan V6-2792cc 2.8L (AES) (1998)
Display Group 8
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Observe display in field 4.
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Display must show "Compr. OFF"
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Switch on A/C and select lowest temperature and highest blower speed.
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Display in field 4 must change to "Compr. ON"
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Press buttons -0- and -6- to select "End output" and confirm input with -Q- button.
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Switch ignition off.
Continuation
If display does not appear as described.
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Connect VAG 1598/18 Test Box to ECM wiring harness.
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Check wiring (for A/C open circuit) between Test Box sockets 37 and 39 respectively using wiring diagram.
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wire resistance: 1.5 Ohms maximum
If specification not obtained:
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Check wiring using wiring diagram
If wiring OK:
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Check function of air conditioner control module
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Read-out Readiness code. Refer to Monitors, Trip and/or Drive Cycle (Readiness Codes)/Readiness Code Checking. See: Testing and Inspection