| | Results of the tests |
| 0 | PRELIMINARY CHECKS | All OK | Problems encountered | Operation |
|---|
| Press the parking light activation button, move the steering wheel stalk and check the parking lights come on.Press the emergency light switch and check they activate correctly.Then turn the key ON and check the operation of the side lights/number plate lights.Activate the rear fog lamp from the control panel and check they operate correctly.Operate the side lights from the stalk and check they operate correctly.Press the brake pedal and check the brake lights come on | Move on to Step 1 | 1. Parking lights do not work2. Side lights/number plate lights do not work3. Hazard warning lights do not work4. Direction indicators do not work5. Rear fog lamps do not work6. Brake lights do not work | 1. Continue as indicatedSee table I002 PARKING LIGHTS NOT WORKING2. Continue as indicated See table I001 SIDE LIGHTS/NO. PLATE LIGHTS NOT WORKING 3. Continue as indicated See table I039 DIRECTION INDICATORS NOT WORKING WHEN HAZARD WARNING LIGHT SWITCH IS PRESSED 4. Continue as indicated See table I010 DIRECTION INDICATORS / HAZARD WARNING LIGHTS NOT WORKING 5. Continue as indicated See table I021 REAR FOG LAMPS NOT WORKING 6. Continue as indicated See table I014 BRAKE LIGHTS AND THIRD BRAKE LIGHT NOT WORKING |
| 1 | CHECK USING DIAGNOSTIC EQUIPMENT | All OK | Problems encountered | Operation |
|---|
| Using an Examiner check, in Instrument Panel mode, that there are no errors and that the parameters are present. | Move on to Step 5 | 1. Impossible to connect with the Instrument Panel control unit2. Presence of errors | 1. Move on to Step 22. Continue following the instructions on the diagnostic instrument |
| 2 | ELECTRICAL POWER SUPPLY CHECK | All OK | Problems encountered | Operation |
|---|
| Check the electricity supply to the Instrument Panel Node is correct | Move on to Step 3 | Fault in positive electrical supply and/or earth | Replace defective component (in the case of a fuse, find out what caused it to blow). |
| 3 | CHECK ELECTRICAL CONNECTIONS | All OK | Problems encountered | Operation |
|---|
| Check the wiring between the Body Computer and the Instrument Panel. In particular, check that each individual pin is properly connected. | Move on to Step 4 | Electrical connections not operational | Renew the damaged electrical connections |
| 4 | CHECK USING DIAGNOSTIC EQUIPMENT | All OK | Problems encountered | Operation |
|---|
| Using the Examiner, check the possibility of connecting with the Instrument Panel Node | Move on to Step 5 | Impossible to connect to the instrument panel | Move on to Step 7 |
| 5 | ACTIVE DIAGNOSIS CHECK | All OK | Problems encountered | Operation |
|---|
| With the Examiner in Instrument Panel Node mode, check that the lights check warning light is correctly activated in Active Diagnosis | Move on to Step 6 | The component in question is not activated. | Replace the Instrument Panel Op. 5560B10 CONTROL PANEL - R+R |
| 6 | CHECK USING DIAGNOSTIC EQUIPMENT | All OK | Problems encountered | Operation |
|---|
| Using the Examiner check, in the Body Computer ambient, that there are no errors and that the parameter specified varies | Move on to Step 7 | 1. Impossible to connect with the Instrument Panel control unit2. Presence of errors3. The parameters do not change | 1. Move on to Step 72. Continue following the instructions on the diagnostic instrument3. Move on to Step 8 |
| 7 | ELECTRICAL POWER SUPPLY CHECK | All OK | Problems encountered | Operation |
|---|
| Check the electricity supply to the Body Computer Node and the Instrument Panel Node is correct. | Move on to Step 8 | Fault in positive electrical supply and/or earth | Replace defective component (in the case of a fuse, find out what caused it to blow). |
| 8 | CONNECTIONS CHECK | All OK | Problems encountered | Operation |
|---|
| Check the continuity of the wiring between the various bulbs and the Body Computer Node | Move on to Step 9 | Electrical connections not operational | Renew the damaged electrical connections |
| 9 | CHECK ON CORRECT OPERATION | All OK | Problems encountered | Operation |
|---|
| Check that the fault is no longer present | End of diagnosis | The fault persists | Replace the Body Computer Node Op. 5505A32 BODY COMPUTER - R.R |
