| | Results of the tests |
| 1 | CHECK USING DIAGNOSTIC EQUIPMENT | All OK | Problems encountered | Operation |
|---|
| Connect the Examiner Plus or Smart diagnostic equipment to the diagnostic connector:- that there are no faults in the ABS control unit;- the plausibility of all the parameters | Move on to Step 2 | 1. Presence of errors in the control unit.2. No communication with the control unit | 1. Proceed as instructed by the diagnostic tester2. Restore the connection between the ABS control unit and the diagnostic connector See E7020 ABS |
| 2 | CHECK USING DIAGNOSTIC EQUIPMENT | All OK | Problems encountered | Operation |
|---|
| Keep the diagnostic equipment connected carry out the active diagnosis of:- pump motor;- solenoid valves | Move on to Step 3 | Pump and/or solenoid valves faulty | Replace the ABS electronic control unit electrohydraulic unit Op. 3340A12 ABS HYDRAULIC AND ELECTRONIC CONTROL UNIT - R.R. |
| 3 | CHECK FRONT PAD TYPE AND SURFACE | All OK | Problems encountered | Operation |
|---|
| Check:- condition of pad braking surfaces;- type of pads | Move on to Step 4 | 1. Brake surfaces vitrified or with traces of oil or grease2. Front pads damaged or not the correct type | 1. Clean again and remove the causes of the fault2. Replace the front pads Op. 3310A60 FRONT BRAKE PADS - REPLACE |
| 4 | CHECK FRONT DISCS | All OK | Problems encountered | Operation |
|---|
| Check the condition of the front brake discs | Move on to Step 5 | Front discs worn or damaged | Replace the front discs Op. 3310A48 FRONT BRAKE DISC (ONE), LEFT OR RIGHT - R.R |
| 5 | FRONT BRAKE CALIPER CHECK | All OK | Problems encountered | Operation |
|---|
| Check the sliding of the front brake caliper control pistons | Move on to Step 6 | Front caliper pistons seized | Replace the front brake calipers Op. 3310A30 FRONT BRAKE CALIPER (ONE) - R.R |
| 6 | CHECK ON PIPES / HOSES AND BLEED BRAKES | All OK | Problems encountered | Operation |
|---|
| Visually inspect that there are no bends or constrictions in the brake pipes, bleed the system and check that the fluid comes out evenly from the bleed screws | End of diagnosis | Bends or constrictions present, the fluid does not come out evenly | Replace the section of pipe affected by the problem |
