Intermittent fault

Check wire between central electronic module (HEM) 11B and left seat heater connector 2 for a short circuit to voltage supply as described in Short-circuit to supply voltage, intermittent faults .

Do the necessary corrective action.

Additional information: 

• For information on the central electronic module (HEM) connector, see Central electronic module (HEM), replacing
• To connect the test box, see Connecting the breakout box
• For information on signals, see Signal specification .

Fig 2: Identifying Breakout Box

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Fig 3: Identifying Voltage Display

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Fig 4: Identifying Connector Terminals

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Refer to Information