3360371 - Z71 PRESSURE SENSOR ERROR

The diagnostic equipment signals the following error: C1460 Pressure sensor
This error may be signalled if there is an open circuit or short circuit (positive or earth) for the wiring or the brake lights switch, if the pressure sensor, the reading circuit or the brake lights switch are damaged, if the sensor is not correctly supplied or if the brake lights switch is not correctly calibrated
Results of the tests
1ELECTRICAL CHECKSAll OKProblems metOperation
Check that the electrical connections for the brake light circuit are correct Op. 5550D04.Check the continuity of the wiring between the pressure sensor and the control unit See   E7023  ESP Continue to Step 2Wiring faulty Renew the wiring
2BRAKE PEDAL STATE CHECKAll OKProblems metOperation
Connect the diagnostic equipment and, in the PARAMETERS ambient, check the 'BRAKE PEDAL STATE' parameter. Press the brake pedal and read 'PRESSED'. Release the brake pedal and read 'RELEASED'Continue to Step 4Incorrect reading Continue to Step 3
3CHECK ON BRAKE PEDAL SWITCHAll OKProblems metOperation
Check the condition of the brake pedal switchContinue to Step 4Switch faulty Replace the brake pedal switch Op. 5550D10Continue to Step 2
4BRAKE PEDAL SWITCH ADJUSTMENTAll OKProblems metOperation
Adjust the brake pedal switch so that with the pedal completely pressed it does not carry out the last notch, referring to Service News 3350 E 000 AA N°33 03.02 Continue to Step 5.
5CHECK ON CORRECT OPERATIONAll OKProblems metOperation
Delete the errors using the diagnostic equipment.Carry out road to make the control unit check whether there are still errors present. Return to the workshop and check that the fault is no longer present using the diagnostic equipment.End of diagnosisThe fault persists Replace the ABS electro-hydraulic control unit Op.   3340A12