2000 CHRYSLER CARAVAN ESP

TEST NS-2AREPAIRING A NO RESPONSE CONDITION
Perform TEST NS-SEL Before Proceeding
*Perform Verification TEST VER-1A. **Check connectors - Clean / repair as necessary.
START TEST DOES THE VEHICLE YES PERFORM TEST
NS-2A. START? NS-2B.
NO
KEY OFF. WITH AN OHMMETER, IS THE RESISTANCE
MEASURE RESISTANCE ABOVE 5.0 OHMS FOR YES REPAIR THE OPEN
DISCONNECT THE ECM OF THE PCM GND CKTS ANY OF THE ECM GROUND.*
HARNESS AT HARNESS CAVITIES MEASUREMENTS?
CONNECTORS.** 1 AND 27. FIG.1
NO
KEY ON. USING A AT ECM HARNESS REPAIR OPEN OR
VOLTMETER, MEASURE CONNECTOR CAVITY 47. IS THE VOLTAGE NO SHORT TO GROUND IN
THE FUSED IGNITION ABOVE 10.0 VOLTS? THE FUSED IGNITION
SWITCH OUTPUT SWITCH OUTPUT
CIRCUIT... FIG.1 CIRCUIT.*
YES
KEY OFF. USING A VOLTMETER REPAIR OPEN FUSE
REMOVE THE DIESEL PROBE DIESEL POWER IS THE VOLTAGE NO OR FUSED BATTERY
POWER RELAY. RELAY CONNECTOR ABOVE 10.0 VOLTS? CIRCUIT TO DIESEL
CAVITY 30 (IN PDC). POWER RELAY.*
KEY ON. FIG.2
YES
KEY OFF. CONNECT A MEASURE VOLTAGE AT IS THE VOLTAGE
JUMPER WIRE ACROSS ECM HARNESS ABOVE 10.0 VOLTS NO REPAIR OPEN DIESEL
RELAY CONNECTOR CONNECTOR CAVITIES FOR EACH POWER RELAY OUTPUT
CAVATIES 30 AND 87. 2 AND 28. MEASUREMENT? CIRCUIT(S).*
FIG. 1 AND 2
YES
KEY OFF. RECONNECT WITH JUMPER WIRE
THE ENGINE CONTROL STILL CONNECTED, DOES THE VEHICLE NO REPLACE THE ENGINE
MODULE HARNESS ATTEMPT TO START START? CONTROL MODULE.*
CONNECTORS. VEHICLE.
YES
CONTINUE TEST
NS-2A ON THE
NEXT PAGE.
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TEST NS-2ACONTINUED - REPAIRING A NO RESPONSE CONDITION
FIG.1FIG.2
FIG.3FIG.4
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TEST NS-2ACONTINUED - REPAIRING A NO RESPONSE CONDITION
*Perform Verification TEST VER-1A. **Check connectors - Clean / repair as necessary.
PROBE DIESEL POWER
RELAY CONNECTOR
CAVITY 86 (IN PDC).
FIG.1
CONNECT A JUMPER
WIRE BETWEEN ECM
HARNESS CONNECTOR
CAVITY 33 AND
GROUND.
FIG. 4
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TEST NS-2ACONTINUED - REPAIRING A NO RESPONSE CONDITION
FIG. 1
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TEST NS-2ACONTINUED - REPAIRING A NO RESPONSE CONDITION
*Perform Verification TEST VER-1A. **Check connectors - Clean / repair as necessary.
TEST NS-2A USING A JUMPER
CONTINUED FROM WIRE, CONNECT
THE PREVIOUS DIESEL POWER RELAY
PAGE. CAVITIES 30 AND 87
(IN PDC). FIG. 1
USING A VOLTMETER, REPAIR THE DIESEL
MEASURE THE DIESEL IS THE VOLTAGE YES POWER RELAY
POWER RELAY ABOVE 1.0 VOLT? CONTROL CIRCUIT
CONTROL CKT. FOR A SHORT TO
FIG. 1 VOLTAGE.*
NO
REPLACE THE DIESEL
POWER RELAY.*
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405
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TEST NS-2BREPAIRING A NO RESPONSE CONDITION
Perform TEST NS-2A Before Proceeding
FIG.1
FIG.2
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TEST NS-2BREPAIRING A NO RESPONSE CONDITION
Perform TEST NS-2A Before Proceeding
*Perform Verification TEST VER-1A. **Check connectors - Clean / repair as necessary.
WAS THE IGNITION TURN IGNITION ON
START TEST ON WHEN THE "NO NO TO GET A RESPONSE.
NS-2B. RESPONSE" MESSAGE
WAS DISPLAYED? TEST COMPLETE.
YES
KEY ON. PROBE THE
ISO K-LINE CIRCUIT IS THE TEST LIGHT YES REPAIR THE ISO
USE A TEST LIGHT AT THE DLC. ON? K-LINE FOR A SHORT
IN THE FOLLOWINGTO VOLTAGE.*
STEP. FIG.1
NO
KEY OFF.
DISCONNECT DRB
DISCONNECT THE ECM FROM THE DATA LINK
HARNESS CONNECTOR.
CONNECTORS.**
MEASURE THE
USE AN OHMMETER IN RESISTANCE OF THE IS THE RESISTANCE YES REPAIR THE ISO
THE FOLLOWING ISO K-LINE AT THE BELOW 5.0 OHMS? K-LINE CIRCUIT FOR
STEPS. DLC CONNECTOR TO A SHORT TO GROUND.
GROUND FIG.1
NO
MEASURE THE
RESISTANCE OF THE IS THE RESISTANCE NO REPAIR THE OPEN
ISO K-LINE AT THE BELOW 5.0 OHMS? ISO K-LINE
DLC CONN. TO THE CIRCUIT.
ECM CONN. FIG.2
YES
MEASURE BETWEEN THE DLC CAVITIES REPAIR THE GROUND
CHASSIS GROUND AND 4 AND 5. IS THE RESISTANCE NO CIRCUIT(S) THAT
THE GROUND BELOW 5.0 OHMS FOR MEASURED ABOVE 5.0
CIRCUITS AT... EACH MEASUREMENT? OHMS FOR AN OPEN.*
FIG.1
YES
CONTINUE TEST
NS-2B ON THE
NEXT PAGE.
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TEST NS-2BCONTINUED - REPAIRING A NO RESPONSE CONDITIONN
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408
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