2000 CHRYSLER CARAVAN Service Manual

TEST TC-47ACONTINUED - REPAIRING - FUEL TEMPERATURE SENSOR SRC HIGH EXCEEDED
*Perform Verification TEST VER-2A. **Check connectors - Clean / repair as necessary.
TEST TC-47A KEY OFF.
CONTINUED FROM DISCONNECT THE
THE PREVIOUS FUEL INJECTION
PAGE. PUMP HARNESS
CONNECTOR.**
KEY ON. MEASURE THE FUEL REPAIR THE FUEL
TEMP SENSOR SIGNAL IS THE VOLTAGE YES TEMP SENSOR SIGNAL
USE A VOLTMETER IN CIRCUIT. ABOVE 5.5 VOLTS? CKT FOR A SHORT TO
THE FOLLOWINGVOLTAGE. IF OK,
STEP. FIG.1 REPLACE THE ECM.*
NO
CONNECT A JUMPER DOES THE DRB
BETWEEN THE FUEL WITH THE DRB, DISPLAY "FUEL YES REPLACE THE FUEL
TEMPERATURE SENSOR ERASE AND THEN TEMPERATURE SENSOR INJECTION PUMP
SIGNAL AND SENSOR READ CODES. LOW EXCEEDED"? ASSEMBLY.*
GROUND CKT. FIG.1
NO
MOVE THE JUMPER DOES THE DRB
WIRE FROM THE WITH THE DRB, READ DISPLAY "FUEL YES REPAIR THE OPEN
SENSOR GROUND TO CODES. TEMPERATURE SENSOR SENSOR GROUND
AN ENGINE GROUND. LOW EXCEEDED"? CIRCUIT.*
NO
KEY OFF. DISCONNECT MEASURE THE FUEL REPAIR THE OPEN
THE ECM HARNESS TEMPERATURE SENSOR IS THE RESISTANCE NO FUEL TEMPERATURE
CONNECTORS.** SIGNAL CIRCUIT. BELOW 5.0 OHMS? SENSOR SIGNAL
CIRCUIT.*
USING AN OHMMETER... FIG.2
YES
NOTE: BEFORE
REPLACING 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-48AREPAIRING - FUEL TEMPERATURE SENSOR SRC LOW EXCEEDED
Perform TEST DTC Before Proceeding
FIG.1
FIG.2
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TEST TC-48AREPAIRING - FUEL TEMPERATURE SENSOR SRC LOW EXCEEDED
Perform TEST DTC Before Proceeding
*Perform Verification TEST VER-2A. **Check connectors - Clean / repair as necessary.
DOES THE DRB
START TEST WITH THE DRB, DISPLAY "FUEL YES CONTINUE TEST
TC-48A. ERASE CODES. TEMPERATURE SENSOR TC-48A ON THE
LOW EXCEEDED"? NEXT PAGE.
NO
USING THE SCHEMATIC, DOES THE DRB REPAIR THE HARNESS
WIGGLE THE FUEL MONITOR THE DRB DISPLAY "FUEL YES OR CONNECTOR THAT
TEMPERATURE SENSOR DISPLAY. TEMPERATURE SENSOR CAUSED THE CODE TO
CONNECTOR & HARNESS. LOW EXCEEDED"? 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
FOR ADDITIONAL TEST COMPLETE.*
INFORMATION ON
INTERMITTENT CODES.
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TEST TC-48ACONTINUED - REPAIRING - FUEL TEMPERATURE SENSOR SRC LOW EXCEEDED
FIG.1
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TEST TC-48ACONTINUED - REPAIRING - FUEL TEMPERATURE SENSOR SRC LOW EXCEEDED
*Perform Verification TEST VER-2A. **Check connectors - Clean / repair as necessary.
TEST TC-48A KEY OFF.
CONTINUED FROM DISCONNECT THE
THE PREVIOUS FUEL INJECTION
PAGE. PUMP HARNESS
CONNECTOR.**
DOES THE DRB
WITH THE DRB, DISPLAY "FUEL YES REPLACE THE FUEL
ERASE AND THEN TEMPERATURE SENSOR INJECTION PUMP
READ CODES. HIGH EXCEEDED"? ASSEMBLY.*
NO
KEY OFF. USING AN OHMMETER, REPAIR THE FUEL
DISCONNECT THE ECM MEASURE THE FUEL IS THE RESISTANCE YES TEMPERATURE SENSOR
HARNESS TEMPERATURE SENSOR BELOW 5.0 OHMS? SIGNAL CIRCUIT FOR
CONNECTORS.** SIGNAL CIRCUIT TO A SHORT TO
GROUND. FIG.1 GROUND.*
NO
WITH AN OHMMETER FUEL INJECTION PUMP REPAIR THE FUEL
MEASURE THE HARNESS CONNECTOR IS THE RESISTANCE YES TEMPERATURE SENSOR
RESISTANCE BETWEEN CAVITIES 4 AND 7. BELOW 5.0 OHMS? SIGNAL CIRCUIT
THE... SHORTED TO THE
FIG.1 SENSOR GND CIRCUIT.*
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-51AREPAIRING - GLOW RELAY #1 CONTROLLER OPEN CIRCUIT
Perform TEST DTC Before Proceeding
FIG.1
FIG.2
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TEST TC-51AREPAIRING - GLOW RELAY #1 CONTROLLER OPEN CIRCUIT
Perform TEST DTC Before Proceeding
*Perform Verification TEST VER-2A. **Check connectors - Clean / repair as necessary.
START TEST WITH THE DRB, IS THE GLOW PLUG NO CONTINUE
TC-51A. ACTUATE GLOW PLUG #1 RELAY CLICKING? TEST-51A ON THE
#1 RELAY. NEXT PAGE.
YES
THE CONDITION TO SET USING THE SCHEMATIC
THE TROUBLE CODE IS AS A GUIDE, INSPECT WERE ANY PROBLEMS YES REPAIR AS
NOT PRESENT. THE WIRING AND FOUND? NECESSARY.*
CONNECTORS.
FIG.1 FIG.2
NO
WIGGLE THE WIRING NOTE: THE DRB MUST REPAIR AS
HARNESS FROM THE STILL BE ACTUATING DID THE WIGGLING YES NECESSARY WHERE
GLOW PLUG #1 RELAY THE GLOW PLUG #1 INTERRUPT THE WIGGLING CAUSED
TO THE ENGINE RELAY. CLICKING? CLICKING TO BE
CONTROL MODULE.INTERRUPTED.*
NO
REFER TO GENERAL
INFORMATION 3.3.2 YES
FOR ADDITIONAL TEST COMPLETED.*
INFORMATION ON
INTERMITTENT CODES.
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TEST TC-51ACONTINUED - REPAIRING - GLOW RELAY #1 CONTROLLER OPEN CIRCUIT
FIG.1
FIG.2
FIG.3
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