engine oil capacity CHRYSLER VOYAGER 2000 Diagnostic Manual

POSSIBLE CAUSES
OTHER POSSIBLE CAUSES FOR MIS-FIRE
CAM, CRANK, VALVE TIMING, OR VACUUM PROBLEM
ELECTRONIC IGNITION COIL OUTPUT LOW
ENGINE MECHANICAL PROBLEM
SECONDARY IGNITION PATTERN IRREGULAR
FUEL CONTAMINATION
FUEL PRESSURE LEAK DOWN OUT OF SPECIFICATION
FUEL PUMP AMPERAGE OUT OF SPECIFICATION
FUEL PUMP CAPACITY OUT OF SPECIFICATION
FUEL PUMP PRESSURE OUT OF SPECIFICATION
MIS-FIRE DOES NOT REOCCUR
TEST ACTION APPLICABILITY
1 With the DRB, read the DTCs.
Is the MIS-FIRE GOOD TRIP counter displayed and equal to zero?All
Ye s®Go To 2
No®Go To 3
2 At this time the conditions that set this fault are present.
With the DRB, read the FREEZE FRAME and SIMILAR CONDITIONS WINDOWS.
Attempt to operate the vehicle in the similar conditions.
When the vehicle is operating in the SIMILAR CONDITIONS WINDOW, go to the
WHICH CYLINDER IS MISFIRING screen.
Is the DRB counting mis-fires at this time?All
Ye s®Go To 4
No®Go To 3
3 At this time the mis-fire does not exist or is an intermittent problem.
With the DRB, read the FREEZE FRAME and SIMILAR CONDITIONS WINDOW.
With these screens, attempt to duplicate the condition that has set this fault.
While using FREEZE FRAME pay particular attention to the fault setting condi-
tions, such as speed, temp, load, and map vacuum.
Does the mis-fire reoccur?All
Ye s®Go To 4
No®Mis-fire no longer exists.
Perform VERIFICATION TEST VER-5A2.
4 With the DRB, read the FREEZE FRAME DATA.
Use the freeze frame data and attempt to determine the cause.
In the FREEZE FRAME, are the adaptive fuel percentages greater than +/- 15%?All
Ye s®Go To 5
No®Go To 10
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DRIVEABILITY
P-0300 MULTIPLE CYLINDER MIS-FIRE ÐContinued
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Symptom List:
P-0305 CYLINDER #5 MIS-FIRE
P-0306 CYLINDER #6 MIS-FIRE
Test Note: All symptoms listed above are diagnosed using the same tests.
The title for the tests will be P-0305 CYLINDER #5 MIS-FIRE.
When Monitored and Set Condition:
P-0305 CYLINDER #5 MIS-FIRE
When Monitored: With the engine running, after successfully performing Crank Sensor
learn.
Set Condition: When more than a 2% misfire rate is measured during two trips, or with
a 10% to 30% misfire rate during one trip.
P-0306 CYLINDER #6 MIS-FIRE
When Monitored: With the engine running, after successfully performing Crank Sensor
learn.
Set Condition: When more than a 2% misfire rate is measured during two trips, or with
a 10% to 30% misfire rate during one trip.
POSSIBLE CAUSES
OTHER POSSIBLE CAUSES FOR MIS-FIRE
CAM, CRANK, VALVE TIMING, OR VACUUM PROBLEM
ELECTRONIC IGNITION COIL OUTPUT LOW
ENGINE MECHANICAL PROBLEM
SECONDARY IGNITION PATTERN IRREGULAR
FUEL CONTAMINATION
FUEL PRESSURE LEAK DOWN OUT OF SPECIFICATION
FUEL PUMP AMPERAGE OUT OF SPECIFICATION
FUEL PUMP CAPACITY OUT OF SPECIFICATION
FUEL PUMP PRESSURE OUT OF SPECIFICATION
MIS-FIRE DOES NOT REOCCUR
TEST ACTION APPLICABILITY
1 With the DRB, read the DTCs.
Is the MIS-FIRE GOOD TRIP counter displayed and equal to zero?ENGINE - 3.0L V6
and/or ENGINE -
3.3L V6 and/or EN-
GINE - 3.8L V6
and/or ENGINE -
3.3L V6 FFV Ye s®Go To 2
No®Go To 3
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TEST ACTION APPLICABILITY
7 Perform Fuel Pump Amperage Test per service instructions.
Did the Fuel Pump Amperage Test pass?ENGINE - 3.0L V6
and/or ENGINE -
3.3L V6 and/or EN-
GINE - 3.8L V6
and/or ENGINE -
3.3L V6 FFV
Ye s®Go To 8
No®Relieve fuel pressure and repair as necessary.
Perform VERIFICATION TEST VER-5A2.
8 Perform Fuel Pump Capacity Test per service instructions.
Did the Fuel Pump Capacity Test pass?ENGINE - 3.0L V6
and/or ENGINE -
3.3L V6 and/or EN-
GINE - 3.8L V6
and/or ENGINE -
3.3L V6 FFV
Ye s®Go To 9
No®Relieve fuel pressure and repair as necessary.
Perform VERIFICATION TEST VER-5A2.
9 Perform Fuel Pump Pressure Test per service instructions.
Did the Fuel Pump Pressure Test pass?ENGINE - 3.0L V6
and/or ENGINE -
3.3L V6 and/or EN-
GINE - 3.8L V6
and/or ENGINE -
3.3L V6 FFV
Ye s®Go To 10
No®Relieve fuel pressure and repair as necessary.
Perform VERIFICATION TEST VER-5A2.
10 With the DRB, read the FREEZE FRAME DATA.
Use the freeze frame data and attempt to determine the cause of the misfire.
In the FREEZE FRAME, is the LOAD VALUE over 50% and the temp normal
operating temp?ENGINE - 3.0L V6
and/or ENGINE -
3.3L V6 and/or EN-
GINE - 3.8L V6
and/or ENGINE -
3.3L V6 FFV
Ye s®Go To 11
No®Go To 13
11 Engine Off.
Connect a suitable engine analyzer to the engine.
Allow the Engine to idle.
NOTE: If the Engine will not idle, maintain a constant RPM above idle.
NOTE: Set the scope to read display or parade pattern.
Remove any spark plug wire.
Observe the Secondary KV Line.
Is the open secondary voltage at least 25 KV?ENGINE - 3.0L V6
and/or ENGINE -
3.3L V6 and/or EN-
GINE - 3.8L V6
and/or ENGINE -
3.3L V6 FFV
Ye s®Go To 12
No®Replace the Electonic Ignition Coil.
Perform VERIFICATION TEST VER-5A2.
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P-0305 CYLINDER #5 MIS-FIRE ÐContinued
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