|  |  | Results of the tests | 
| 1 | CHECK USING DIAGNOSTIC EQUIPMENT | All OK | Problems encountered | Operation | 
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|  | Connect the Examiner diagnostic equipment and carry out the active diagnosis for the defective door lock | Move on to Step 2 | The door does not close/open | Move on to Step 3 | 
| 2 | CHECK USING DIAGNOSTIC EQUIPMENT | All OK | Problems encountered | Operation | 
|---|
|  | Keeping the Examiner diagnostic equipment connected, check:- no control units inactive;- no faulty control units; | Move on to Step 6 | Presence of faults | Continue following the instructions for the diagnostic equipment | 
| 3 | CHECK USING DIAGNOSTIC EQUIPMENT | All OK | Problems encountered | Operation | 
|---|
|  | Using the Examiner diagnostic equipment, check that the learning of the change of state for the door opening/closing switch is correct | Move on to Step 5 | The signal for the door opening/closing switch status has not been learnt correctly | Move on to Step 4 | 
| 4 | ELECTRICAL CIRCUIT CHECK | All OK | Problems encountered | Operation | 
|---|
|  | Check the continuity/insulation of the electrical connection between the defective door lock and the Body Computer    See E3040  CENTRAL LOCKING | Move on to Step 6 | Electrical connection broken or not insulated | Restore the electrical connection see wiring diagram    See E3040  CENTRAL LOCKING | 
| 5 | CHECK ON CORRECT OPERATION | All OK | Problems encountered | Operation | 
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|  | Check that the fault is no longer present | End of diagnosis | Problem persists | Replace the defective door lock:- if it is a front door:    Op. 7005N21  FRONT SIDE DOOR LOCK MOTOR/LOCK ASSEMBLEY FOR ONE DOOR, LEFT OR RIGHT - R.R. - if it is a rear door:    Op. 7010N21  REAR SIDE DOOR LOCK MOTOR/LOCK ASSEMBLY, LEFT OR RIGHT - R.R | 
| 6 | CHECK ON CORRECT OPERATION | All OK | Problems encountered | Operation | 
|---|
|  | Check that the fault is no longer present | End of diagnosis | Problem persists | Replace body computer    Op. 5505A32  BODY COMPUTER - R.R |