125000504 - D74 CRUISE CONTROL SYSTEM DOES NOT GO OFF WHEN BRAKE PEDAL PRESSED

Results of the tests
1CHECK ON BRAKE PEDAL SWITCHAll OKProblems metOperation
1.9 JTD 16V2.0 JTSCheck that the brake pedal switch is working properlyContinue to Step 2Brake pedal switch connection faultyRestore the engine connections See    See E5060 CRUISE CONTROL
Brake pedal switch faultyReplace the brake pedal switch Op. 5580A36
3.2 V6Check that the brake pedal switch is working properlyContinue to Step 2Brake pedal switch connection faultyRestore the engine connections See    See E5060 CRUISE CONTROL
Brake pedal switch faultyReplace the brake pedal switch Op. 5550D10
2CHECK CONNECTIONS TO ENGINE MANAGEMENT CONTROL UNITAll OKProblems metOperation
With the ignition on and brake pedal pressed, check that there is a voltage signal from the brake pedal to the engine management control unit See    See E5060 CRUISE CONTROLContinue to Step 3No voltage foundRestore the engine connections See    See E5060 CRUISE CONTROL
3CHECK ON CORRECT OPERATIONAll OKProblems metOperation
1.9 JTD 16VCheck that the fault is no longer presentEnd of diagnosisFault persists: control unit defectiveReplace the engine management control unit Op.    Op. 1060G80 DS ELECTRIC INJECTION CONTROL UNIT - R R
2.0 JTS3.2 V6Check that the fault is no longer presentEnd of diagnosisFault persists: control unit defectiveReplace the engine management control unit Op. 1056B82