| | Test results |
| 1 | CHECK CRUISE CONTROL COMMANDS | All OK | Problems encountered | Operation |
|---|
| For the 1.2 8v, 1.4 8v;Check that the Cruise Control system controls are working properly, in particular the "RECALL" function | Move on to Step 2 | 1. No continuity for lever contacts2. Incorrect operation of engine management control unit | 1.Replace the Cruise Control stalk assembly Op. 5550A10 STALK UNIT ASSEMBLY - R+R 2. Replace the engine management control unit Op. 1056B82 INJECTION/IGNITION SYSTEM E.C.U. (ONE) - R + R |
| 1 | CHECK CRUISE CONTROL COMMANDS | All OK | Problems encountered | Operation |
|---|
| For the 1.3 JTD 75 CV, 1.3 JTD 90 CV, 1.9 JTD 8v;Check that the Cruise Control system controls are working properly, in particular the "RECALL" function | Move on to Step 2 | 1. No continuity for lever contacts2. Incorrect operation of engine management control unit | 1.Replace the Cruise Control stalk assembly Op. 5550A10 STALK UNIT ASSEMBLY - R+R 2. Replace the engine management control unit Op. 1060G80 DIESEL ELECTRONIC INJECTION CONTROL UNIT - R.R |
| 2 | EARTH POWER SUPPLY CHECK | All OK | Problems encountered | Operation |
|---|
| Check that the connector for the cruise control lever is receiving the corrrect supply from an earth signal coming from the Body Computer See E5060 CRUISE CONTROL | Move on to Step 3 | 1. Earth signal connection interrupted2. K line between Cruise lever and Body short circuited to V batt | 1. Renew the connection with the body computer See E5060 CRUISE CONTROL2. Restore the correct insulation |
| 3 | CONNECTIONS CHECK | All OK | Problems encountered | Operation |
|---|
| Check the electrical continuity of the wiring between the cruise control system control and the body computer: wiring diagram See E5060 CRUISE CONTROL | Move on to Step 4 | Connections not correct | Restore the correct connections See E5060 CRUISE CONTROL |
| 4 | CAN CHECK | All OK | Problems encountered | Operation |
|---|
| Check the correct operation of the CAN using the Examiner | Move on to Step 5 | 1. CAN connections defective2. Body Computer defective | 1. Restore the correct connections2. Replace body computer Op. 5505A32 BODY COMPUTER - R.R |
| 5 | CORRECT OPERATION CHECK | All OK | Problems encountered | Operation |
|---|
| Check that the fault is no longer present See Test 5580AE CRUISE CONTROL OPERATION ROAD TEST | End of diagnosis | The fault persists | Contact the Service Department for further information on the problem |
