Information control unit
ZEXEL
407910-7760
4079107760
Rating:
Cross reference number
Zexel num
Bosch num
Firm num
Name
407910-7760
CONTROL UNIT
Information:
Fault Finding Chart
Key to Fault Finding Chart
1. Battery capacity low.2. Bad electrical connections.3. Faulty starter motor.4. Incorrect grade of lubricating oil.5. Low cranking speed.6. Fuel tank empty.7. Faulty stop control operation.8. Blocked fuel feed pipe.9. Faulty fuel lift pump.10. Choked fuel filter.11. Restriction in air cleaner or induction system.12. Air in fuel system.13. Faulty fuel injection pump.14. Faulty atomisers or incorrect type.15. Incorrect use of cold start equipment.16. Faulty cold starting equipment.17. Broken fuel injection pump drive.18. Incorrect fuel pump timing.19. Incorrect valve timing.20. Poor compression.21. Blocked fuel tank vent.22. Incorrect type or grade of fuel.23. Sticking throttle or restricted movement.24. Exhaust pipe restriction.25. Cylinder head gasket leaking.26. Overheating.27. Cold running.28. Incorrect tappet adjustment.29. Sticking valves.30. Incorrect high pressure pipes.31. Worn cylinder bores.32. Pitted valves and seats.33. Broken, worn or sticking piston ring/s.34. Worn valve stems and guides.35. Overfull air cleaner or use of incorrect grade of oil.36. Worn or damaged bearings.37. Insufficient oil in sump.38. Inaccurate gauge.39. Oil pump worn.40. Pressure relief valve sticking open.41. Pressure relief valve sticking closed.42. Broken relief valve spring.43. Faulty suction pipe.44. Choked oil filter.45. Piston seizure/pick up.46. Incorrect piston height.47. Damaged fan.48. Faulty engine mounting (Housing).49. Incorrect aligned flywheel housing, or flywheel.50. Faulty thermostat.51. Restriction in water jacket.52. Loose fan belt.53. Choked radiator.54. Faulty water pump.55. Choked breather pipe.56. Damaged valve stem oil deflectors (if fitted).57. Coolant level too low.58. Blocked sump strainer.59. Broken valve spring.60. Fault in exhauster or vacuum pipe leaks.61. Turbocharger impeller damaged or dirty.62. Turbocharger lubricating oil seal leaks.63. Induction system leaks (turbocharged engines).
Key to Fault Finding Chart
1. Battery capacity low.2. Bad electrical connections.3. Faulty starter motor.4. Incorrect grade of lubricating oil.5. Low cranking speed.6. Fuel tank empty.7. Faulty stop control operation.8. Blocked fuel feed pipe.9. Faulty fuel lift pump.10. Choked fuel filter.11. Restriction in air cleaner or induction system.12. Air in fuel system.13. Faulty fuel injection pump.14. Faulty atomisers or incorrect type.15. Incorrect use of cold start equipment.16. Faulty cold starting equipment.17. Broken fuel injection pump drive.18. Incorrect fuel pump timing.19. Incorrect valve timing.20. Poor compression.21. Blocked fuel tank vent.22. Incorrect type or grade of fuel.23. Sticking throttle or restricted movement.24. Exhaust pipe restriction.25. Cylinder head gasket leaking.26. Overheating.27. Cold running.28. Incorrect tappet adjustment.29. Sticking valves.30. Incorrect high pressure pipes.31. Worn cylinder bores.32. Pitted valves and seats.33. Broken, worn or sticking piston ring/s.34. Worn valve stems and guides.35. Overfull air cleaner or use of incorrect grade of oil.36. Worn or damaged bearings.37. Insufficient oil in sump.38. Inaccurate gauge.39. Oil pump worn.40. Pressure relief valve sticking open.41. Pressure relief valve sticking closed.42. Broken relief valve spring.43. Faulty suction pipe.44. Choked oil filter.45. Piston seizure/pick up.46. Incorrect piston height.47. Damaged fan.48. Faulty engine mounting (Housing).49. Incorrect aligned flywheel housing, or flywheel.50. Faulty thermostat.51. Restriction in water jacket.52. Loose fan belt.53. Choked radiator.54. Faulty water pump.55. Choked breather pipe.56. Damaged valve stem oil deflectors (if fitted).57. Coolant level too low.58. Blocked sump strainer.59. Broken valve spring.60. Fault in exhauster or vacuum pipe leaks.61. Turbocharger impeller damaged or dirty.62. Turbocharger lubricating oil seal leaks.63. Induction system leaks (turbocharged engines).
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Group cross 407910-7760 ZEXEL
407910-7760
CONTROL UNIT