Checking Signal Wires

Check the wire between light switch module (LSM) #3 (3/111) and central electronic module #18A for a short circuit to voltage supply as described in Short-Circuit To Supply Voltage, Intermittent Faults .

Additional information: 

• For information on the central electronic module (CEM), see Central Electronic Module (CEM), Replacing .

Fig 1: 10-CD Changer Connector Terminals

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Fig 2: Identifying Voltage Display

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Fig 3: Ground Terminals

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