| | Results of the tests |
| 1 | CHECK FOR PRESENCE OF AIR | All OK | Problems encountered | Operation |
|---|
| Check for the presence of air in the system | Move on to Step 2 | Presence of air in the system | Bleed the air from the system |
| 2 | BRAKE SERVO CHECK | All OK | Problems encountered | Operation |
|---|
| Check that the brake servo is working properly See Test 3330DA CHECK VACUUM PUMP OPERATION AND BRAKE SERVO VACUUM CIRCUIT | Move on to Step 3 | Brake servo not working properly | Replace the brake servo assembly Op. 3330D02 BRAKE SERVO/BRAKE PUMP ASSEMBLY - R.R. |
| 3 | FLEXIBLE PIPES CHECK | All OK | Problems encountered | Operation |
|---|
| Check the condition of the flexible pipes | End of diagnosis | Flexible pipes swollen or deteriorated | Replace the flexible pipes involvedOp. 3330E |
