|  |  | Results of the tests | 
| 1 | CHECK USING DIAGNOSTIC EQUIPMENT | All OK | Problems encountered | Operation | 
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|  | Connect the Examiner diagnostic equipment and check, in the parameters ambient, that the switch status for the doors (front and rear) and boot lid has been correctly learnt | Move on to Step 2 | 1. Malfunction in the acquisition of all the statuses for the switches for the doors (front and rear) and boot lid2. Malfunction in the acquisition of one of the statuses for the switches for the doors (front and rear) or boot lid | 1. Restore the correct connection for the electrical connectors at the body computer node2. Restore the electrical connection between the switch for the door or boot lid and the body computer node see Wiring Diagram    See E3040  CENTRAL LOCKING | 
| 2 | CHECK USING DIAGNOSTIC EQUIPMENT | All OK | Problems encountered | Operation | 
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|  | Keeping the Examiner diagnostic equipment connected, check the following at the body computer node:- that there are no errors at the C-CAN line;- that there are no speedometer signal errors | Move on to Step 3 | 1. Error detected at the C-CAN line2. Error detected at the speedometer signal | 1. Continue following the instructions for the diagnostic equipment2.See table K003 | 
| 3 | CHECK USING DIAGNOSTIC EQUIPMENT | All OK | Problems encountered | Operation | 
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|  | Keeping the Examiner diagnostic equipment connected, check the following at the instrument panel node:- that there are no errors at the B-CAN line;- that there are no speedometer signal errors | Move on to Step 4 | 1. Error detected at the B-CAN line2. Error detected at the speedometer signal | 1. Continue following the instructions for the diagnostic equipment2.See table K003 | 
| 4 | CHECK ON CORRECT OPERATION | All OK | Problems encountered | Operation | 
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|  | Check that the fault is no longer present | End of diagnosis | The fault persists | Replace the instrument panel node    Op. 5560B10  CONTROL PANEL - R+R |