check engine CHRYSLER CARAVAN 2000 Owner's Guide

TEST TC-21AREPAIRING - CLUTCH SIGNAL PLAUSIBILITY
Perform TEST DTC Before Proceeding
*Perform Verification TEST VER-2A. **Check connectors - Clean / repair as necessary.
START TEST
TC-21A. TURN IGNITION ON.
WITH THE DRB, WHILE OBSERVING
MONITOR THE CLUTCH THE DISPLAY, PRESS DID THE DRB CHANGE NO CONTINUE TEST
PEDAL SWITCH AND RELEASE THE FROM "RELEASED" TO TC-21A ON THE
INPUT. CLUTCH PEDAL "PRESSED"? NEXT PAGE.
SEVERAL TIMES.
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 DID THE DRB REPAIR AS
HARNESS FROM THE DISPLAY CHANGE YES NECESSARY WHERE
CLUTCH PEDAL SWITCH FROM "RELEASED" TO THE WIGGLING
TO THE ENGINE "PRESSED"? CAUSED THE SWITCH
CONTROL MODULE.STATUS TO CHANGE.*
NO
REFER TO GENERAL
INFORMATION 3.3.2 YES
FOR ADDITIONAL TEST COMPLETED.*
INFORMATION ON
INTERMITTENT CODES.
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TEST TC-21ACONTINUED - REPAIRING - CLUTCH SIGNAL PLAUSIBILITY
*Perform Verification TEST VER-2A. **Check connectors - Clean / repair as necessary.
TEST TC-21A
CONTINUED FROM
THE PREVIOUS TURN IGNITION OFF.
PAGE.
DISCONNECT THE USING AN OHMMETER, REPAIR OPEN IN
CLUTCH PEDAL MEASURE THE CLUTCH IS THE RESISTANCE NO CLUTCH PEDAL
SWITCH HARNESS PEDAL SWITCH HARNESS BELOW 5.0 OHMS. SWITCH GROUND
CONNECTOR.** CONNECTOR CAVITY 2 CIRCUIT.*
AND GROUND. FIG.1
YES
WHILE OBSERVING THE CLUTCH PEDAL CHECK ADJUSTMENT OF
THE DRB, CONNECT A SWITCH HARNESS DID THE DRB CHANGE YES CLUTCH PEDAL SWITCH.
JUMPER WIRE CONNECTOR. FROM "RELEASED" TO IF ADJUSTMENT IS OK,
ACROSS... "PRESSED"? REPLACE THE CLUTCH
FIG.1 PEDAL SWITCH.*
NO
USING AN OHMMETER,
DISCONNECT THE ECM MEASURE CLUTCH PEDAL IS THE RESISTANCE NO REPAIR OPEN CLUTCH
HARNESS SWITCH SENSE CIRCUIT BELOW 5.0 OHMS? PEDAL SWITCH SENSE
CONNECTORS.** RESISTANCE. CIRCUIT.*
FIG.2
YES
ENGINE CONTROL REPAIR CLUTCH
USING AN OHMMETER MODULE HARNESS IS THE RESISTANCE NO PEDAL SWITCH SENSE
MEASURE RESISTANCE CONNECTOR CAVITY ABOVE 5.0 OHMS? CIRCUIT FOR SHORT
BETWEEN... 46 AND GROUND. TO GROUND.*
YES
REPLACE THE ENGINE
CONTROL MODULE.*
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TEST TC-22AREPAIRING - CONTROL SLEEVE SENSOR SIGNAL HIGH EXCEEDED
Perform TEST DTC Before Proceeding
*Perform Verification TEST VER-2A. **Check connectors - Clean / repair as necessary.
START TEST USING THE DRB,
TC-22A. ERASE CODES.
TURN IGNITION OFF. DOES THE DRB SHOW
WAIT 10 SECONDS. WITH THE DRB READ "CONTROL SLEEVE YES CONTINUE TEST
TURN THE IGNITION CODES. SENSOR SIGNAL HIGH TC-22A ON THE
ON, ENGINE OFF. EXCEEDED"? NEXT PAGE.
NO
USING THE SCHEMATIC, DOES THE DRB SHOW REPAIR THE HARNESS
WIGGLE THE CONTROL "CONTROL SLEEVE YES OR CONNECTOR THAT
SLEEVE POSITION SENSOR SIGNAL HIGH CAUSED THE TROUBLE
SENSOR CONNECTOR & EXCEEDED"? CODE TO SET.*
HARNESS. FIG.1
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-22ACONTINUED - REPAIRING - CONTROL SLEEVE SENSOR SIGNAL HIGH EXCEEDED
*Perform Verification TEST VER-2A. **Check connectors - Clean / repair as necessary.
TURN IGNITION OFF.
TEST TC-22A DISCONNECT THE
CONTINUED FROM FUEL INJECTION
PREVIOUS PAGE. PUMP HARNESS
CONNECTOR.**
UES AN OHMMETER IN FUEL INJECTION PUMP IS THE RESISTANCE
THE FOLLOWING CONNECTOR (PUMP BETWEEN NO REPLACE THE FUEL
STEPS. MEASURE THE SIDE) CAVITIES 1 AND 4.9 AND 6.5 OHMS FOR INJECTION PUMP
RESISTANCE 2 AND ALSO 2 AND 3. EACH MEASUREMENT? ASSEMBLY.*
ACROSS... FIG.1
YES
MEASURE THE IS THE RESISTANCE
RESISTANCE BETWEEN BELOW 5.0 OHMS FOR YES REPLACE THE FUEL
GROUND AND FUEL PUMP ANY OF THE INJECTION PUMP
CONNECTOR CAVITIES MEASUREMENTS? ASSEMBLY.*
1, 2 AND 3.
NO
MEASURE RESISTANCE IS THE RESISTANCE REPAIR THE SHORT
DISCONNECT THE ECM BETWEEN GND AND ECM BELOW 5.0 OHMS FOR YES TO GROUND IN THE
HARNESS CONNECTOR CAVITIES ANY OF THE CKT(S) THAT
CONNECTOR.** 56, 57 AND 58. MEASUREMENTS? MEASURED LESS THAN
FIG.1 5.0 OHMS.*
NO
MEASURE THE 56 AND 57, IS THE RESISTANCE REPAIR THE
RESISTANCE BETWEEN 56 AND 58, BELOW 5.0 OHMS FOR YES CIRCUITS SHORTED
ECM HARNESS 57 AND 58. ANY OF THE TOGETHER THAT HAD
CONNECTOR MEASUREMENTS? RESISTANCE BELOW
CAVITIES... FIG. 2 5.0 OHMS.*
NO
PERFORM THE ECM-56 TO INJ.PUMP-1 DID ANY OF THE REPAIR THE
FOLLOWING RESISTANCE TESTS MEASURE YES CIRCUIT(S)THAT
MEASUREMENTS FROM ECM-57 TO INJ.PUMP-2 RESISTANCE ABOVE MEASURED ABOVE 5.0
THE ECM TO THE FUEL 5.0 OHMS? OHMS FOR AN OPEN.*
INJ. PUMP. FIG.2 ECM-58 TO INJ.PUMP-3
NO
REPLACE THE ENGINE
CONTROL MODULE.*
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TEST TC-23AREPAIRING - CONTROL SLEEVE SENSOR START END POSITION NOT ATTAINED
Perform TEST DTC Before Proceeding
*Perform Verification TEST VER-2A. **Check connectors - Clean / repair as necessary.
NOTE: IF OTHER TURN IGNITION ON.
START TEST DTC'S ARE PRESENT,
TC-23A. DIAGNOSE OTHER USING THE DRB,
DTC'S BEFORE ERASE CODES.
CONTINUING.
PERFORM SEVERAL
DRIVE CYCLES TURNING BETWEEN EACH DRIVE
THE IGNITION OFF FOR CYCLE.
AT LEAST 10
SECONDS...
DOES THE DRB
USING THE DRB, DISPLAY "CONTROL NO
READ TROUBLE SLEEVE SENSOR TEST COMPLETE.*
CODES. START END POSITION
NOT ATTAINED"?
YES
PERFORM SEVERAL
REPLACE THE FUEL DRIVE CYCLES TURNING BETWEEN EACH DRIVE
INJECTION PUMP THE IGNITION OFF FOR CYCLE.
ASSEMBLY. AT LEAST 10
SECONDS...
DOES THE DRB
USING THE DRB, DISPLAY "CONTROL NO
READ TROUBLE SLEEVE SENSOR TEST COMPLETE.*
CODES. START END POSITION
NOT ATTAINED"?
YES
REPLACE THE ENGINE
CONTROL MODULE.*
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TEST TC-24AREPAIRING - CONTROL SLEEVE SENSOR STOP END POSITION NOT ATTAINED
Perform TEST DTC Before Proceeding
*Perform Verification TEST VER-2A. **Check connectors - Clean / repair as necessary.
NOTE: IF OTHER TURN IGNITION ON.
START TEST DTC'S ARE PRESENT,
TC-24A. DIAGNOSE OTHER USING THE DRB,
DTC'S BEFORE ERASE CODES.
CONTINUING.
PERFORM SEVERAL
DRIVE CYCLES TURNING BETWEEN EACH DRIVE
THE IGNITION OFF FOR CYCLE.
AT LEAST 10
SECONDS...
DOES THE DRB
USING THE DRB, DISPLAY "CONTROL NO
READ TROUBLE SLEEVE SENSOR STOP TEST COMPLETE.*
CODES. END POSITION NOT
ATTAINED"?
YES
PERFORM SEVERAL
REPLACE THE FUEL DRIVE CYCLES TURNING BETWEEN EACH DRIVE
INJECTION PUMP THE IGNITION OFF FOR CYCLE.
ASSEMBLY. AT LEAST 10
SECONDS...
DOES THE DRB
USING THE DRB, DISPLAY "CONTROL NO
READ TROUBLE SLEEVE SENSOR STOP TEST COMPLETE.*
CODES. END POSITION NOT
ATTAINED"?
YES
REPLACE THE ENGINE
CONTROL MODULE.*
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TEST TC-25AREPAIRING - CRUISE STATUS INDICATOR LAMP SHORT CIRCUIT
Perform TEST DTC Before Proceeding
*Perform Verification TEST VER-2A. **Check connectors - Clean / repair as necessary.
TURN IGNITION ON.
START TEST USING THE DRB,
TC-25A. CLEAR TROUBLE
CODES.
TURN IGNITION ON.
TURN IGNITION OFF. PRESS THE SPEED DID TROUBLE CODE YES CONTINUE TEST
WAIT 30 SECONDS. CONTROL ON/OFF RESET? TC-25A ON NEXT
BUTTON SEVERAL PAGE.
TIMES.
NO
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
KEY ON. WIGGLE THEREPAIR AS
WIRING FROM THE BODY CONTROL DOES DRB DISPLAY YES NECESSARY WHERE
ENGINE CONTROL MODULE. TROUBLE CODE? WIGGLING CAUSED
MODULE TO THE ...FAULT.*
NO
REFER TO GENERAL
INFORMATION 3.3.2
FOR ADDITIONAL TEST COMPLETED.*
INFORMATION ON
INTERMITTENT CODES.
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TEST TC-26AREPAIRING - DIAGNOSTIC LAMP OPEN CIRCUIT
Perform TEST DTC Before Proceeding
*Perform Verification TEST VER-2A. **Check connectors - Clean / repair as necessary.
START TEST WITH THE DRB, READ DOES THE DRB YES REPAIR OTHER
TC-26A. FAULT CODES. DISPLAY OTHER FAULTS BEFORE
CODES. CONTINUING.
NO
WITH THE DRB,
ACTUATE THE IS THE DIAG/GLOW NO CONTINUE TEST
DIAG/GLOW PLUG PLUG LAMP FLASHING TC-26A ON THE
LAMP. ON AND OFF? 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 DID THE WIGGLING REPAIR AS
HARNESS FROM THE STILL BE ACTUATING INTERRUPT THE YES NECESSARY WHERE
MESSAGE CENTER TO THE DIAG/GLOW PLUG DIAG/GLOW PLUG WIGGLING CAUSED
THE ENGINE CONTROL LAMP. LAMP FLASHING? FLASHING TO BE
MODULE.INTERRUPTED.*
NO
REFER TO GENERAL
INFORMATION 3.3.2
FOR ADDITIONAL TEST COMPLETED.*
INFORMATION ON
INTERMITTENT CODES.
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TEST TC-26ACONTINUED - REPAIRING - DIAGNOSTIC LAMP OPEN CIRCUIT
*Perform Verification TEST VER-2A. **Check connectors - Clean / repair as necessary.
TEST TC-26A
CONTINUED FROM
THE PREVIOUS TURN IGNITION OFF.
PAGE.
DISCONNECT THE ECM USING AN OHMMETER, REPAIR OPEN
AND MESSAGE CENTER MEASURE RESISTANCE IS THE RESISTANCE YES DIAG/GLOW PLUG
HARNESS OF THE DIAG/GLOW ABOVE 5.0 OHMS? LAMP CONTROL
CONNECTORS.** PLUG LAMP CONTROL CIRCUIT.*
CIRCUIT. FIG.1
NO
USING AN OHMMETER,REPAIR THE
MEASURE ECM HARNESS IS THE RESISTANCE YES DIAG/GLOW PLUG
CONNECTOR CAVITY 24 BELOW 5.0 OHMS? LAMP CONTROL
TO GROUND.CIRCUIT FOR A
FIG.2SHORT TO GROUND.
NO
KEY ON. CONNECT A
RECONNECT THE JUMPER WIRE BETWEEN DID THE DIAG/GLOW YES REPLACE THE ENGINE
MESSAGE CENTER ECM HARNESS PLUG LAMP CONTROL MODULE.*
HARNESS CONNECTOR. CONNECTOR CAVITY 34 ILLUMINATE.
AND GROUND. FIG.2
NO
INSPECT DIAG/GLOWNO REPLACE THE BULB
PLUG LAMP BULB. IS THE BULB OK? AND RETEST.*
YES
REPLACE THE
MESSAGE CENTER.*
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TEST TC-27AREPAIRING - DIAGNOSTIC LAMP SHORT CIRCUIT
Perform TEST DTC Before Proceeding
*Perform Verification TEST VER-2A. **Check connectors - Clean / repair as necessary.
START TEST WITH THE DRB, READ DOES THE DRB YES REPAIR OTHER
TC-27A. FAULT CODES. DISPLAY OTHER FAULTS BEFORE
CODES. CONTINUING.
NO
WITH THE DRB,
ACTUATE THE IS THE DIAG/GLOW NO CONTINUE TEST
DIAG/GLOW PLUG PLUG LAMP FLASHING TC-27A ON THE
LAMP. ON AND OFF? 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 DID THE WIGGLING REPAIR AS
HARNESS FROM THE STILL BE ACTUATING INTERUPT THE YES NECESSARY WHERE
MESSAGE CENTER TO THE DIAG/GLOW PLUG DIAG/GLOW PLUG WIGGLING CAUSED
THE ENGINE CONTROL LAMP. LAMP FLASHING? FLASHING TO BE
MODULE.INTERUPTED.*
NO
REFER TO GENERAL
INFORMATION 3.3.2 YES
FOR ADDITIONAL TEST COMPLETED.*
INFORMATION ON
INTERMITTENT CODES.
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