3308739 - W05 WHITE EXHAUST FUMES

There is a large amount of exhaust fumes, with light coloured smoke
Results of the tests
0PRELIMINARY CHECKSAll OKProblems metOperation
First check that there is no water or other fluids in the fuel tank Continue to Step 1 Presence of dirt in the fuel tank Clean the fuel tank Op. 1040A24
1CHECKING WITH DIAGNOSTIC EQUIPMENTAll OKProblems metOperation
2.0 TS 2.0 TB 2.5 V6 3.0 V6 2.5 V6 CAE 3.0 V6 CAEConnect diagnostic equipment (Examiner or other instruments) to the diagnostic socket. Check that there are no faults in the engine management control unit Continue to Step 2 An error is detected in the control unitContinue following the instructions for the diagnostic equipment
Lack of dialogue with the control unit Restore the connection between the engine management control unit and the diagnostic connector See   E5030  PETROL ENGINE ELECTRONIC MANAGEMENT
2.4 JTD 10vConnect diagnostic equipment (Examiner or other instruments) to the diagnostic socket. Check that there are no faults in the engine management control unit Continue to Step 2 An error is detected in the control unitContinue following the instructions for the diagnostic equipment
Lack of dialogue with the control unit Restore the connection between the engine management control unit and the diagnostic connector See   E5050  DIESEL ENGINES ELECTRONIC MANAGEMENT
2ACTIVE DIAGNOSIS WITH DIAGNOSTIC EQUIPMENTAll OKProblems metOperation
2.0 TS 2.5 V6 3.0 V6 2.5 V6 CAE 3.0 V6 CAEUsing the diagnostic equipment (Examiner or other instruments) carry out the active diagnosis of the injectors. Continue to Step 3 Injector connections faulty Restore the connection of the injectors with the control unit, See   E5030  PETROL ENGINE ELECTRONIC MANAGEMENT
Injectors faulty Replace injectors Op.   1056B70 
3CHECKING CYLINDER HEAD GASKETAll OKProblems metOperation
2.0 TS 2.4 JTD 10v 2.5 V6 CAE 3.0 V6 CAE

Verify:

  • that the cylinder head tightening is correct
  • the gasket seal
Continue to Step 4 Cylinder head tightening not correctRestore correct tightening
Gasket damaged Replace the gasket Op.   1016C11 
2.5 V6 3.0 V6

Verify:

  • that the cylinder head tightening is correct
  • the gasket seal
Continue to Step 4 Cylinder head tightening not correctRestore correct tightening
Gasket damaged Replace the gasket Op.   1016D11 
4CHECKING BLOW-BY CIRCUITAll OKProblems metOperation
Check the condition of the blow-by gases intake circuit. In particular, check that there are no obstructions in the separator or in the pipes Continue to Step 5 Blow-by circuit faultyRestore the operation of the circuit; if necessary, replace the pipes (see Assembly 1080D)
Fault in the separator Replace the separator Op.   1080D34 
5CHECK ON CORRECT OPERATIONAll OKProblems metOperation
Check that the fault is no longer presentEnd of diagnosisFault persistsSearch for the fault starting from another symptom'