2000 CHRYSLER CARAVAN turn signal

TEST TC-15ACONTINUED - REPAIRING - TURBOCHARGER BOOST SENSOR SIGNAL HIGH
EXCEEDED
*Perform Verification TEST VER-2A. **Check connectors - Clean / repair as necessary.
TEST TC-15A
CONTINUED FROM IS THE VOLTAGE NO CONTINUE TEST
THE PREVIOUS ABOVE 1.0 VOLT? TC-15A ON THE
PAGE.NEXT PAGE.
YES
KEY OFF.
DISCONNECT THE ECM REMOVE THE DIESEL
HARNESS POWER RELAY.**
CONNECTORS.**
WITH A JUMPER WIRE, TURN IGNITION ON.
CONNECT DIESEL POWER
RELAY CONN. CAVITIES USE A VOLTMETER IN
30 AND 87 (IN PDC). THE FOLLOWING
FIG.1 STEP.
MEASURE THE BOOST REPAIR THE BOOST
PRESSURE SENSOR IS THE VOLTAGE YES PRESSURE SENSOR
SIGNAL CIRCUIT. ABOVE 1.0 VOLT? SIGNAL CIRCUIT FOR
A SHORT TO
FIG.2 VOLTAGE.
NO
REPLACE THE ENGINE
CONTROL MODULE.* WITH A VOLTMETER,
MEASURE THE BOOST
PRESSURE SENSOR
SIGNAL CKT.
FIG.1
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TEST TC-16AREPAIRING - TURBOCHARGER BOOST SENSOR SIGNAL LOW EXCEEDED
Perform TEST DTC Before Proceeding
*Perform Verification TEST VER-2A. **Check connectors - Clean / repair as necessary.
TURN IGNITION ON. IS THE BOOST
START TEST WITH THE DRB, READ PRESSURE SENSOR YES CONTINUE TEST
TC-16A. THE BOOST PRESSURE VOLTAGE BELOW 0.2 TC-16A ON THE
SENSOR VOLTAGE. VOLT? NEXT PAGE.
NO
USE THE SCHEMATIC AS WAS THERE ANY REPAIR THE HARNESS
A GUIDE AND WIGGLE MONITOR THE DRB BOOST PRESSURE YES OR CONNECTOR THAT
BOOST PRESSURE DISPLAY. SENSOR VOLTAGE CAUSED THE VOLTAGE
SENSOR CONNECTOR & CHANGE? CHANGE.*
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.
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TEST TC-16ACONTINUED - REPAIRING - TURBOCHARGER BOOST SENSOR SIGNAL LOW
EXCEEDED
*Perform Verification TEST VER-2A. **Check connectors - Clean / repair as necessary.
TEST TC-16A KEY OFF.
CONTINUED FROM DISCONNECT THE
THE PREVIOUS BOOST PRESSURE
PAGE. SENSOR HARNESS
CONNECTOR.**
USING A VOLTMETER, REPAIR THE 5-VOLT
MEASURE THE 5-VOLT IS THE VOLTAGE NO SUPPLY CIRCUIT FOR
TURN IGNITION ON. SUPPLY CIRCUIT. ABOVE 4.9 VOLTS? AN OPEN OR SHORT
TO GROUND.*
FIG.1
YES
CONNECT A JUMPER READ THE BOOST IS THE BOOST
BETWEEN THE BOOST PRESSURE SENSOR PRESSURE SENSOR YES REPLACE THE BOOST
PRESSURE SENSOR VOLTAGE ON THE VOLTAGE ABOVE 4.5 PRESSURE SENSOR.*
SIGNAL CKT. AND THE DRB. VOLTS?
5-VOLT CKT. FIG.1
NO
TURN IGNITION OFF. USING AN OHMMETER, REPAIR THE BOOST
DISCONNECT THE ECM MEASURE THE BOOST IS THE RESISTANCE YES PRESSURE SENSOR
HARNESS PRESSURE SENSOR BELOW 5.0 OHMS? SIGNAL CIRCUIT FOR
CONNECTORS.** SIGNAL CKT TO GND. A SHORT TO
FIG.1 GROUND.*
NO
USE AN OHMMETER IN SENSOR SIGNAL REPAIR THE SENSOR
THE FOLLOWING STEP. CIRCUIT AND THE IS THE RESISTANCE YES SIGNAL CIRCUIT
TEST THE RESISTANCE SENSOR GROUND BELOW 5.0 OHMS? SHORTED TO THE
BETWEEN THE BOOST CIRCUIT. SENSOR GROUND
PRESSURE... FIG.1 CIRCUIT.*
NO
USING AN OHMMETER,
MEASURE THE BOOST IS THE RESISTANCE YES REPLACE THE ENGINE
PRESSURE SENSOR BELOW 5.0 OHMS? CONTROL MODULE.*
SIGNAL CIRCUIT.
FIG.2
NO
REPAIR THE OPEN
BOOST PRESSURE
SENSOR SIGNAL
CIRCUIT.*
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TEST TC-19ACONTINUED - REPAIRING - TURBOCHARGER BOOST SENSOR PLAUSIBILITY
*Perform Verification TEST VER-2A. **Check connectors - Clean / repair as necessary.
TEST TC-19
CONTINUED FROM
THE PREVIOUS TURN IGNITION OFF.
PAGE.
DISCONNECT THE
DISCONNECT THE ECM BOOST PRESSURE
HARNESS SENSOR HARNESS
CONNECTORS.** CONNECTOR.**
MEASURE THE BOOST REPAIR THE BOOST
USE AN OHMMETER IN PRESSURE SENSOR IS THE RESISTANCE NO PRESSURE SENSOR
THE FOLLOWING SIGNAL CIRCUIT. BELOW 5.0 OHMS? SIGNAL CIRCUIT FOR
STEPS. HIGH RESISTANCE .*
FIG.1
YES
MEASURE THE BOOST REPAIR THE BOOST
PRESSURE SENSOR IS THE RESISTANCE NO PRESSURE SENSOR
GROUND CIRCUIT. BELOW 5.0 OHMS? GROUND CIRCUIT FOR
HIGH RESISTANCE.*
FIG.1
YES
MEASURE THE BOOST REPAIR THE BOOST
PRESSURE SENSOR IS THE RESISTANCE NO PRESSURE SENSOR
5-VOLT SUPPLY BELOW 5.0 OHMS? 5-VOLT SUPPLY
CIRCUIT. CIRCUIT FOR HIGH
FIG.1 RESISTANCE.*
YES
REPLACE THE BOOST TEST DRIVE THE
PRESSURE SENSOR.* VEHICLE AND PERFORM DOES THE DRB YES REPLACE THE ENGINE
TURN IGNITION ON SEVERAL KEY CYCLES. DISPLAY THIS CODE? CONTROL MODULE.*
AND CLEAR CODES. USING THE DRB, READ
CODES.
NO
TEST COMPLETE.*
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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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