DaimlerChrysler Jeep Grand Cherokee 2002, Руководство по обслуживанию

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Symptom:
*CHECKING THE ENGINE MECHANICAL SYSTEMS
POSSIBLE CAUSES
CHECKING ENGINE MECHANICAL SYSTEMS
TEST ACTION APPLICABILITY
1 NOTE: The following items should be checked as a possible cause of a
Driveability or No-Start problem.
WARNING: Do not attempt to remove or separate high pressure fuel line.
Attempting to do so could result in severe bodily injury or death.
Engine Valve Timing - must be within specification
Engine Compression - must be within specifications
Camshaft Lobes - check for abnormal wear
Camshaft Position Sensor - check the camshaft position sensor tooth for debris and
deterioration
Crankshaft Position Sensor - check the crankshaft tone wheel for debris and
deterioration
Engine Exhaust System - must be free of any restriction
Engine Drive Chain and Sprockets - must be properly positioned
Vacuum System - must operate properly and be free of any vacuum leaks
Fuel - must have adequate supply and must be free of contamination (ie. debris,
water and gasoline)
Fuel Injectors - must not be plugged or restricted
Fuel Lift Pump - must operate properly (where applicable)
Fuel Injection Pump - must be producing the correct output volume and pressure
Inspect the Fuel Lines, Fuel Filter and Fuel Pressure Relief Valve for signs of
restriction and leaks
NOTE: Check for any Technical Service Bulletins that may relate to the
problem.
Are there any problems evident? All
Yes
→
Repair as necessary.
Perform ROAD TEST VERIFICATION - VER-2.
No
→
Test Complete.
222
DRIVEABILITY - DIESEL
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