125000714 - W05 WHITE EXHAUST FUMES

There is a large amount of exhaust fumes, with light coloured smoke
Results of the tests
0PRELIMINARY CHECKSAll OKProblems metOperation
1.9 JTD 16V3.2 V6

Preliminarily check:

  • No water or other fluids in the fuel tank
  • Engine oil level
Continue to Step 2Presence of dirt in the fuel tankClean the fuel tank Op. 1040A24
Level too highTop up the engine oil level Op.    Op. 0010T11 ENGINE OIL CHECK LEVEL AND TOP UP
2.0 JTS

Preliminarily check:

  • Whether there is service information on the subject
  • No water or other fluids in the fuel tank
Continue to Step 1Presence of dirt in the fuel tankClean the fuel tank Op. 1040A24
1ROAD TEST THE VEHICLEAll OKProblems metOperation
2.0 JTSWith the engine at operating temperature and after a long period of deceleration, check when then accelerating whether the problem is considerably worseContinue to Step 3Increase in fumes during acceleration (after acceleration) caused byContinue to Step 3
oil coming from the flexible bands or the valve guides
2CHECK WITH DIAGNOSTIC EQUIPMENTAll OKProblems metOperation
1.9 JTD 16V3.2 V6Connect the Examiner diagnostic equipment to the diagnostic connector and check that there are no faults in the errors ambient at the engine management control unitContinue to Step 3An error is detected in the control unitContinue following the instructions for the diagnostic equipment
3CHECKING 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 pipesContinue to Step 4Fault in the pipe from the intake to the separatorRestore the correct operation of the circuit: if necessary, replace the pipes
Fault in separator (rocker cover)Restore the correct operation of the circuit: if necessary, replace the separator
4CHECK ON CYLINDER COMPRESSIONAll OKProblems metOperation
Carry out the cylinder compression test Op.    Op. 0510A10 CYLINDER COMPRESSION - CHECK FOR LOOSE SPARK PLUGS OR INJECTORSContinue to Step 6Cylinder compression insufficientContinue to Step 5
5CHECKING CAUSE OF INSUFFICIENT COMPRESSIONAll OKProblems metOperation
1.9 JTD 16VR.R. cylinder head Op.    Op. 1016C10 SINGLE CYLINDER HEAD, REMOVED - OVERHAUL

Check:

  • The condition of the cylinders/piston rings
  • The seal of the valve oil seals
Continue to Step 6Wear on cylinders/piston rings outside toleranceRestore the correct clearances
Insufficient valve oil sealReplace the oil seals, if necessary, overhaul the head Op.    Op. 1016E10 SINGLE CYLINDER HEAD, REMOVED - OVERHAUL
2.0 JTSR.R. cylinder head Op.    Op. 1016C10 SINGLE CYLINDER HEAD, REMOVED - OVERHAUL

check:

  • The condition of the cylinders/piston rings
  • The seal of the valve oil seals
Continue to Step 7Wear on cylinders/piston rings outside toleranceRestore the correct clearances
Insufficient valve oil sealReplace the oil seals, if necessary, overhaul the head Op.    Op. 1016E10 SINGLE CYLINDER HEAD, REMOVED - OVERHAUL
3.2 V6R.R. cylinder head Op. 1016D11

Check:

  • The condition of the cylinders/piston rings
  • The seal of the valve oil seals
Continue to Step 7Wear on cylinders/piston rings outside toleranceRestore the correct clearances
Insufficient valve oil sealReplace the oil seals, if necessary, overhaul the head Op.    Op. 1016E26 CYLINDER HEADS - OVERHAUL
6CHECKING SEAL OF TURBOCHARGER GASKETSAll OKProblems metOperation
1.9 JTD 16V

Check:

  • For engine oil leaks from turbocharger impeller spindle
  • For excessive turbocharger impeller shaft clearance
Continue to Step 7Presence of leaksReplace turbocharger Op.    Op. 1064A24 VARIABLE GEOMETRY TURBOCHARGER EXHAUST MANIFOLD ASSEMBLY SLEEVELEADING TO EXHAUST PIPE R R
Excessive clearance presentReplace turbocharger Op.    Op. 1064A24 VARIABLE GEOMETRY TURBOCHARGER EXHAUST MANIFOLD ASSEMBLY SLEEVELEADING TO EXHAUST PIPE R R
7CHECK ON CORRECT OPERATIONAll OKProblems metOperation
Check that the fault is no longer presentEnd of diagnosis.