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Engine General Information and Diagnosis: 1A-101 Table 8: Fuel System Leaks S5JB0B1104161 WARNING !
When servicing fuel system, be sure to observe WARNING in “Precautions on Fuel System Service in
Procedure for checking for an external leak on the fuel circuit: °C, 176 °F. Stop the engine and check for traces of grease on the part or parts concerned. If there are such signs, replace the part or parts concerned. Bleed Troubleshooting Step Action Yes No 1 Are there greasy marks on the priming pump? (Visual Check the assembly of Go to Step 2. 2 Does the diesel filter offer up traces of grease? (Visual and Check the assembly of Go to Step 3. 3 Are there greasy marks on the return pipes? Check the assembly of Go to Step 4. 4 Does the high pressure pump show traces of grease? Go to Step 7. Go to Step 5. 5 Do the high pressure pipes and the injector rail show traces Go to Step 7. Go to Step 6. 6 Do the injectors show traces of grease? (Visual and tactile Go to Step 7. End of fault finding. |