2000 CHRYSLER CARAVAN check engine

TEST TC-42ACONTINUED - REPAIRING - FAN CONTROL SHORT CIRCUIT FAN 2
*Perform Verification TEST VER-2A. **Check connectors - Clean / repair as necessary.
TEST TC-42A
CONTINUED FROM REMOVE RADIATOR
THE PREVIOUS FAN RELAYS
PAGE. #1 AND #3.**
USING AN OHMETER, 85 AND 86, 85 AND IS THE RESISTANCE
MEASURE RESISTANCE 30, 85 AND 87. BELOW 30.0 OHMS YES REPLACE SHORTED
BETWEEN RADIATOR REPEAT MEASUREMENTS FOR ANY OF THE RADIATOR FAN
FAN #1 RELAY ON RADIATOR FAN MEASUREMENTS? RELAY.*
TERMINALS... RELAY #3. FIG.1
NO
TURN IGNITION OFF.
DISCONNECT THE ECM REMOVE THE DIESEL
HARNESS POWER RELAY.**
CONNECTORS.**
WITH A JUMPER WIRE,
CONNECT DIESEL POWER
RELAY CONN. CAVITIES TURN IGNITION ON.
30 AND 87 (IN PDC).
FIG.2
MEASURE THE RELAY REPAIR RADIATOR
USE A VOLTMETER IN CONTROL CIRCUIT AT IS THE VOLTAGE YES FAN RELAY #1 AND
THE FOLLOWING ECM HARNESS ABOVE 1.0 VOLT? #3 CONTROL CIRCUIT
STEP. CONNECTOR CAVITY 41. FOR A SHORT TO
FIG.3 VOLTAGE.*
NO
REPLACE THE ENGINE
CONTROL MODULE.*
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TEST TC-43AREPAIRING - FUEL QUANTITY ACTUATOR NEG. GOVERNOR DEVIATION COLD
Perform TEST DTC Before Proceeding
*Perform Verification TEST VER-2A. **Check connectors - Clean / repair as necessary.
START TEST USING THE DRB,
TC-43A. ERASE CODES.
TURN IGNITION OFF. DOES THE DRB
WAIT 10 SECONDS. WITH THE DRB, READ DISPLAY "FUEL YES CONTINUE TEST
ATTEMPT TO START CODES. QUANTITY ACTUATOR TC-43A ON THE
AND IDLE THE NEG. DEVIATION NEXT PAGE.
ENGINE. COLD"?
NO
USING THE SCHEMATIC, DOES THE DRB REPAIR THE HARNESS
WIGGLE THE FUEL DISPLAY "FUEL YES OR CONNECTOR THAT
INJECTION PUMP QUANTITY ACTUATOR CAUSED THE TROUBLE
CONNECTOR & HARNESS. NEG. DEVIATION CODE TO SET.*
FIG.1 COLD"?
NO
AT THIS TIME, THE USING A SCHEMATIC
CONDITION REQUIRED AS A GUIDE, WERE ANY PROBLEMS YES REPAIR AS
TO SET THE CODE IS INSPECT THE WIRING FOUND? NECESSARY.*
NOT PRESENT. AND CONNECTORS.
FIG.2
NO
REFER TO GENERAL
INFORMATION 3.3.2 YES
FOR ADDITIONAL TEST COMPLETE.*
INFORMATION ON
INTERMITTENT CODES.
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TEST TC-43ACONTINUED - REPAIRING - FUEL QUANTITY ACTUATOR NEG. GOVERNOR
DEVIATION COLD
*Perform Verification TEST VER-2A. **Check connectors - Clean / repair as necessary.
TURN IGNITION OFF.
TEST TC-43A DISCONNECT THE
CONTINUED FROM FUEL INJECTION
PREVIOUS PAGE. PUMP CONNECTOR.**
USING AN OHMMETER CONNECTOR TO
MEASURE CAVITY 8 GROUND ON THE FUEL IS THE RESISTANCE YES REPLACE THE FUEL
OF THE FUEL PUMP INJECTION PUMP, BELOW 5.0 OHMS? INJECTION PUMP
ASSEMBLY... HARNESS SIDE. ASSEMBLY.*
FIG.1
NO
USING AN OHMMETER IS THE RESISTANCE REPAIR THE SHORT
DISCONNECT THE ECM MEASURE THE BELOW 10.0 FOR ANY YES TO GROUND ON THE
HARNESS RESISTANCE TO GROUND OF THE MEASUREMENTS? FUEL QUANTITY
CONNECTORS.** AT ECM CAVITIES 59, ACTUATOR CONTROL
66 AND 80. FIG.2 CIRCUIT.*
NO
NOTE: BEFORE
REPLACING THE ECM, DID FUEL INJECTION YES REPLACE THE ENGINE
PERFORM TEST NTC-3A PUMP PASS TEST CONTROL MODULE.*
TO CHECK INTERNAL NTC-3A?
FUEL PUMP CIRCUITRY.
NO
REPLACE THE FUEL
INJECTION PUMP
ASSEMBLY.*
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TEST TC-44AREPAIRING - FUEL QUANTITY ACTUATOR NEG. GOVERNOR DEVIATION WARM
Perform TEST DTC Before Proceeding
*Perform Verification TEST VER-2A. **Check connectors - Clean / repair as necessary.
START TEST USING THE DRB,
TC-44A. ERASE CODES.
START THE ENGINE.
VARY THE ENGINE MONITOR THE DRB DOES THE DRB YES CONTINUE TEST
SPEED FROM IDLE TO DISPLAY. DISPLAY THIS CODE? TC-44A ON THE
3500 RPM SEVERALNEXT PAGE.
TIMES.
NO
AT THIS TIME, THE USING THE SCHEMATIC
CONDITION REQUIRED AS A GUIDE, INSPECT WERE ANY PROBLEMS YES REPAIR AS
TO SET THE CODE IS THE WIRING AND FOUND? NECESSARY.*
NOT PRESENT. CONNECTORS.
FIG.1 FIG.2
NO
REFER TO GENERAL
INFORMATION 3.3.2
FOR ADDITIONAL TEST COMPLETE.*
INFORMATION ON
INTERMITTENT CODES.
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TEST TC-44ACONTINUED - REPAIRING - FUEL QUANTITY ACTUATOR NEG. GOVERNOR
DEVIATION WARM
*Perform Verification TEST VER-2A. **Check connectors - Clean / repair as necessary.
TURN IGNITION OFF.
TEST TC-44A DISCONNECT THE
CONTINUED FROM FUEL INJECTION
PREVIOUS PAGE. PUMP CONNECTOR.**
USING AN OHMMETER THE CASE OF THE FUEL
MEASURE CAVITY 8 INJECTION PUMP. IS THE RESISTANCE YES REPLACE THE FUEL
OF THE FUEL PUMP BELOW 5.0 OHMS? INJECTION PUMP
ASSEMBLY CONNECTORASSEMBLY.*
TO... FIG.1
NO
USING AN OHMMETER IS THE RESISTANCE REPAIR THE SHORT
DISCONNECT THE ECM MEASURE THE BELOW 10.0 OHMS YES TO GROUND ON THE
HARNESS RESISTANCE TO GROUND FOR ANY OF THE FUEL QUANTITY
CONNECTORS.** AT ECM CAVITIES 59, MEASUREMENTS? ACTUATOR CONTROL
66 AND 80. FIG.2 CIRCUIT.*
NO
NOTE: BEFORE
REPLACING THE ECM, DID FUEL INJECTION YES REPLACE THE ENGINE
PERFORM TEST NTC-3A PUMP PASS TEST CONTROL MODULE.*
TO CHECK INTERNAL NTC-3A?
FUEL PUMP CIRCUITRY.
NO
REPLACE THE FUEL
INJECTION PUMP
ASSEMBLY.*
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TEST TC-45AREPAIRING - FUEL QUANTITY ACTUATOR POS. GOVERNOR DEVIATION COLD
Perform TEST DTC Before Proceeding
*Perform Verification TEST VER-2A. **Check connectors - Clean / repair as necessary.
START TEST USING THE DRB,
TC-45A. ERASE CODES.
START THE ENGINE.
VARY THE ENGINE MONITOR THE DRB DOES THE DRB YES CONTINUE TEST
SPEED FROM IDLE TO DISPLAY. DISPLAY THIS CODE? TC-45A ON THE
3500 RPM SEVERALNEXT PAGE.
TIMES.
NO
AT THIS TIME, THE USING THE SCHEMATIC
CONDITION REQUIRED AS A GUIDE, INSPECT WERE ANY PROBLEMS YES REPAIR AS
TO SET THE CODE IS THE WIRING AND FOUND? NECESSARY.*
NOT PRESENT. CONNECTORS.
FIG.1 FIG.2
NO
REFER TO GENERAL
INFORMATION 3.3.2
FOR ADDITIONAL TEST COMPLETE.*
INFORMATION ON
INTERMITTENT CODES.
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TEST TC-45ACONTINUED - REPAIRING - FUEL QUANTITY ACTUATOR POS. GOVERNOR
DEVIATION COLD
*Perform Verification TEST VER-2A. **Check connectors - Clean / repair as necessary.
CHECK FOR RECENT
TEST TC-45A REPLACEMENT OR
CONTINUED FROM MOVEMENT OF THE
PREVIOUS PAGE. FUEL INJECTION
PUMP ASSEMBLY.
NOTE: AN
IMPROPERLY TIMED WAS THE FUEL YES RESET FUEL
FUEL INJECTION INJECTION PUMP INJECTION PUMP TO
PUMP WILL CAUSE MOVED OR REPLACED? ENGINE TIMING.
THIS CODE TO SET.
NO
INSPECT THE FUEL
SYSTEM FOR AT THE FUEL TANK WAS A RESTRICTION YES REPAIR AS
RESTRICTIONS AT THE MODULE. FOUND? NECESSARY.*
DELIVERY LINES,
FILTER AND....
NO
REPLACE THE FUEL START AND OPERATE
INJECTION PUMP THE ENGINE BETWEEN DOES THE DRB YES REPLACE THE ENGINE
ASSEMBLY. IDLE AND 3500 RPM DISPLAY THIS CODE? CONTROL MODULE.*
USING THE DRB, WHILE MONITORING
ERASE CODES. THE DRB DISPLAY.
NO
TEST COMPLETE.*
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TEST TC-46AREPAIRING - FUEL QUANTITY ACTUATOR POS. GOVERNOR DEVIATION WARM
Perform TEST DTC Before Proceeding
*Perform Verification TEST VER-2A. **Check connectors - Clean / repair as necessary.
START TEST USING THE DRB,
TC-46A. ERASE CODES.
START THE ENGINE.
VARY THE ENGINE MONITOR THE DRB DOES THE DRB YES CONTINUE TEST
SPEED FROM IDLE TO DISPLAY. DISPLAY THIS CODE? TC-46A ON THE
3500 RPM SEVERALNEXT PAGE.
TIMES.
NO
AT THIS TIME, THE USING THE SCHEMATIC
CONDITION REQUIRED AS A GUIDE, INSPECTR WERE ANY PROBLEMS YES REPAIR AS
TO SET THE CODE IS THE WIRING AND FOUND? NECESSARY.*
NOT PRESENT. CONNECTORS.
FIG.1 FIG.2
NO
REFER TO GENERAL
INFORMATION 3.3.2
FOR ADDITIONAL TEST COMPLETE.*
INFORMATION ON
INTERMITTENT CODES.
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