2000 CHRYSLER CARAVAN fuel

TEST TC-46ACONTINUED - REPAIRING - FUEL QUANTITY ACTUATOR POS. GOVERNOR
DEVIATION WARMT
R
O
U
B
L
E
C
O
D
E
T
E
S
T
S
174
ProCarManuals.com

TEST TC-46ACONTINUED - REPAIRING - FUEL QUANTITY ACTUATOR POS. GOVERNOR
DEVIATION WARM
*Perform Verification TEST VER-2A. **Check connectors - Clean / repair as necessary.
CHECK FOR RECENT
TEST TC-46A 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.*
T
R
O
U
B
L
E
C
O
D
E
T
E
S
T
S
175
ProCarManuals.com

TEST TC-47AREPAIRING - FUEL TEMPERATURE SENSOR SRC HIGH EXCEEDED
Perform TEST DTC Before Proceeding
FIG.1
FIG.2
T
R
O
U
B
L
E
C
O
D
E
T
E
S
T
S
176
ProCarManuals.com

TEST TC-47AREPAIRING - FUEL TEMPERATURE SENSOR SRC HIGH EXCEEDED
Perform TEST DTC Before Proceeding
*Perform Verification TEST VER-2A. **Check connectors - Clean / repair as necessary.
DOES THE DRB
START TEST USING THE DRB, DISPLAY "FUEL YES CONTINUE TEST
TC-47A. ERASE CODES. TEMPERATURE SENSOR TC-47A ON THE
HIGH EXCEEDED"? NEXT PAGE.
NO
USE THE SCHEMATIC AS DOES THE DRB REPAIR THE HARNESS
A GUIDE AND WIGGLE MONITOR THE DRB DISPLAY "FUEL YES OR CONNECTOR THAT
THE FUEL TEMPERATURE DISPLAY. TEMPERATURE SENSOR CAUSED THE CODE TO
SENSOR CONNECTOR & HIGH EXCEEDED"? SET.*
HARNESS. 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.
T
R
O
U
B
L
E
C
O
D
E
T
E
S
T
S
177
ProCarManuals.com

TEST TC-47ACONTINUED - REPAIRING - FUEL TEMPERATURE SENSOR SRC HIGH EXCEEDED
FIG.1
FIG.2
T
R
O
U
B
L
E
C
O
D
E
T
E
S
T
S
178
ProCarManuals.com

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.*
T
R
O
U
B
L
E
C
O
D
E
T
E
S
T
S
179
ProCarManuals.com

TEST TC-48AREPAIRING - FUEL TEMPERATURE SENSOR SRC LOW EXCEEDED
Perform TEST DTC Before Proceeding
FIG.1
FIG.2
T
R
O
U
B
L
E
C
O
D
E
T
E
S
T
S
180
ProCarManuals.com

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.
T
R
O
U
B
L
E
C
O
D
E
T
E
S
T
S
181
ProCarManuals.com