2000 CHRYSLER CARAVAN Service Manual

TEST TC-79AREPAIRING - SOLENOID VALVE CONTROLLER OPEN CIRCUIT
Perform TEST DTC Before Proceeding
*Perform Verification TEST VER-2A. **Check connectors - Clean / repair as necessary.
KEY ON, READ CODES.
START TEST TURN IGNITION OFF. DOES THE DRB DISPLAY YES CONTINUE TEST
TC-79A. WITH THE DRB, "SOLENOID VALVE TC-79A ON THE
ERASE CODES. CONTROLLER OPEN NEXT PAGE.
CIRCUIT"?
NO
USE THE SCHEMATIC AS DOES THE DRB REPAIR THE HARNESS
A GUIDE AND WIGGLE MONITOR THE DRB DISPLAY "SOLENOID YES OR CONNECTOR THAT
THE SOLENOID VALVE DISPLAY. VALVE CONTROLLER CAUSED THE CODE TO
CONNECTOR & HARNESS. OPEN CIRCUIT"? SET.*
FIG.1
NO
AT THIS TIME, THE USING THE
CONDITION REQUIRED SCHEMATIC AS A WERE ANY PROBLEMS YES REPAIR AS
TO SET THE CODE IS GUIDE, INSPECT THE FOUND? NECESSARY.*
NOT PRESENT. WIRING AND
FIG.2 CONNECTORS.
NO
REFER TO GENERAL
INFORMATION 3.3.2 YES
FOR ADDITIONAL TEST COMPLETE.*
INFORMATION ON
INTERMITTENT CODES.
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TEST TC-79ACONTINUED - REPAIRING - SOLENOID VALVE CONTROLLER OPEN CIRCUIT
FIG.1
FIG.2
FIG.3
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TEST TC-79ACONTINUED - REPAIRING - SOLENOID VALVE CONTROLLER OPEN CIRCUIT
*Perform Verification TEST VER-2A. **Check connectors - Clean / repair as necessary.
TEST TC-79A KEY OFF.
CONTINUED FROM DISCONNECT THE
THE PREVIOUS FUEL PUMP ASSEMBLY
PAGE. HARNESS
CONNECTOR.**
KEY ON. MEASURE FUEL
USE A VOLTMETER IN PUMP HARNESS IS THE VOLTAGE YES REPAIR THE OPEN
THE FOLLOWING CONNECTOR CAVITY 10. BELOW 10.5 VOLTS? DIESEL POWER RELAY
STEP.OUTPUT CIRCUIT*
FIG.1
NO
TURN IGNITION OFF. USING AN OHMMETER, REPAIR THE FUEL
DISCONNECT THE ECM MEASURE THE FUEL IS THE RESISTANCE YES TIMING SOLENOID
HARNESS TIMING SOLENOID BELOW 5.0 OHMS? CONTROL CIRCUIT
CONNECTORS.** CONTROL CIRCUIT TO FOR A SHORT TO
GROUND. FIG.1 GROUND.*
NO
MEASURE THE FUEL REPAIR THE OPEN
USE AN OHMMETER IN TIMING SOLENOID IS THE RESISTANCE YES FUEL TIMING
THE FOLLOWING CONTROL CKT BETWEEN ABOVE 5.0 OHMS? SOLENOID CONTROL
STEPS. THE ECM AND THE FUEL CIRCUIT.*
PUMP ASSEMBLY. FIG.2
NO
MEASURE THE PUMP CONNECTOR (PUMP
RESISTANCE OF THE SIDE) BETWEEN IS THE RESISTANCE NO REPLACE THE FUEL
FUEL TIMING CAVITIES 5 AND 10. BETWEEN 12.0 AND INJECTION PUMP
SOLENOID AT THE 20.0 OHMS? ASSEMBLY.*
INJECTION... FIG.3
YES
NOTE: BEFORE
REPLACING THE ECM, DID THE FUEL YES REPLACE THE ENGINE
PERFORM TEST NTC-3A INJECTION PUMP CONTROL MODULE.*
TO CHECK INTERNAL PASS TEST NTC-3A?
FUEL PUMP CIRCUITRY.
NO
REPLACE THE FUEL
INJECTION PUMP
ASSEMBLY.*
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TEST TC-80AREPAIRING - SOLENOID VALVE CONTROLLER SHORT CIRCUIT
Perform TEST DTC Before Proceeding
FIG.1
FIG.2
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TEST TC-80AREPAIRING - SOLENOID VALVE CONTROLLER SHORT CIRCUIT
Perform TEST DTC Before Proceeding
*Perform Verification TEST VER-2A. **Check connectors - Clean / repair as necessary.
KEY ON, READ CODES.
START TEST WITH THE DRB, DOES THE DRB DISPLAY YES CONTINUE TEST
TC-80A. ERASE CODES. TURN "SOLENOID VALVE TC-80A ON THE
IGNITION OFF. CONTROLLER SHORT NEXT PAGE.
CIRCUIT"?
NO
USE THE SCHEMATIC AS DOES THE DRB REPAIR THE HARNESS
A GUIDE AND WIGGLE MONITOR THE DRB DISPLAY "SOLENOID YES OR CONNECTOR THAT
THE SOLENOID VALVE DISPLAY. VALVE CONTROLLER CAUSED THE CODE TO
CONNECTOR & HARNESS. SHORT CIRCUIT"? SET.*
FIG.1
NO
AT THIS TIME, THE USING THE
CONDITION REQUIRED SCHEMATIC AS A WERE ANY PROBLEMS YES REPAIR AS
TO SET THE CODE IS GUIDE, INSPECT THE FOUND? NECESSARY.*
NOT PRESENT. WIRING AND
FIG.2 CONNECTORS.
NO
REFER TO GENERAL
INFORMATION 3.3.2 YES
FOR ADDITIONAL TEST COMPLETE.*
INFORMATION ON
INTERMITTENT CODES.
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TEST TC-80ACONTINUED - REPAIRING - SOLENOID VALVE CONTROLLER SHORT CIRCUIT
FIG.1
FIG.2
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TEST TC-80ACONTINUED - REPAIRING - SOLENOID VALVE CONTROLLER SHORT CIRCUIT
*Perform Verification TEST VER-2A. **Check connectors - Clean / repair as necessary.
KEY OFF. KEY ON. ERASE CODES.
TEST TC-80A DISCONNECT THE DOES THE DRB DISPLAY YES REPLACE THE FUEL
CONTINUED FROM FUEL PUMP ASSEMBLY "FUEL TIMING PUMP ASSEMBLY.*
PREVIOUS PAGE. CONNECTOR.** SOLENOID CONTROLLER
OPEN CIRCUIT"?
NO
KEY OFF.
DISCONNECT THE ECM REMOVE THE DIESEL
HARNESS POWER RELAY.
CONNECTORS.**
WITH A JUMPER WIRE, KEY ON. USING A REPAIR THE FUEL
CONNECT DIESEL POWER VOLTMETER MEASURE IS THE VOLTAGE YES TIMING SOLENOID
RELAY CONN. CAVITIES THE FUEL TIMING ABOVE 1.0 VOLTS? CONTROL CIRCUIT
30 AND 87 (IN PDC). SOLENOID CONTROL FOR A SHORT TO
FIG.1 CKT. FIG.2 VOLTAGE.*
NO
NOTE: BEFORE
REPLACING THE ECM, DID THE FUEL YES REPLACE THE ENGINE
PERFORM TEST NTC-3A INJECTION PUMP CONTROL MODULE.*
TO CHECK INTERNAL PASS TEST NTC-3A?
FUEL PUMP CIRCUITRY.
NO
REPLACE THE FUEL
INJECTION PUMP
ASSEMBLY.*
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TEST TC-81AREPAIRING - TEMPERATURE OF ENGINE COOLANT SRC HIGH EXCEEDED
Perform TEST DTC Before Proceeding
FIG.1
FIG.2
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