2000 CHRYSLER CARAVAN engine

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.
T
R
O
U
B
L
E
C
O
D
E
T
E
S
T
S
185
ProCarManuals.com

TEST TC-51ACONTINUED - REPAIRING - GLOW RELAY #1 CONTROLLER OPEN CIRCUIT
*Perform Verification TEST VER-2A. **Check connectors - Clean / repair as necessary.
TEST TC-51A
CONTINUED FROM TURN IGNITION OFF.
THE PREVIOUS REMOVE THE GLOW
PAGE. PLUG #1 RELAY.**
USING A VOLTMETER,
MEASURE THE DIESEL IS THE VOLTAGE NO REPAIR THE OPEN
TURN IGNITION ON. POWER RELAY OUTPUT ABOVE 10.0 VOLTS? DIESEL POWER RELAY
CIRCUIT. OUTPUT CIRCUIT.*
FIG.1
YES
TURN IGNITION OFF. MEASURE RESISTANCE
USE AN OHMMETER IN BETWEEN CAVITY 85 IS THE RESISTANCE NO REPLACE THE GLOW
THE FOLLOWING AND 86 OF THE GLOW BELOW 100.0 OHMS? PLUG #1 RELAY.*
STEPS. PLUG #1 RELAY.
FIG.2
YES
KEY OFF. MEASURE RESISTANCE REPAIR THE GLOW
DISCONNECT THE ECM BETWEEN GROUND AND IS THE RESISTANCE YES PLUG #1 RELAY
HARNESS THE GLOW PLUG #1 BELOW 5.0 OHMS? CONTROL CKT FOR A
CONNECTORS.** RELAY CONTROL CKT. SHORT TO GROUND.*
FIG.1
NO
MEASURE THE FROM THE RELAY TO
RESISTANCE OF THE THE ECM. IS THE RESISTANCE NO REPAIR OPEN GLOW
GLOW PLUG #1 RELAY BELOW 5.0 OHMS? PLUG #1 RELAY
CONTROL CIRCUIT... CONTROL CKT.*
FIG.3
YES
REPLACE THE ENGINE
CONTROL MODULE.*
T
R
O
U
B
L
E
C
O
D
E
T
E
S
T
S
187
ProCarManuals.com

TEST TC-52AREPAIRING - GLOW RELAY #2 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-52A. ACTUATE GLOW PLUG #2 RELAY CLICKING? TEST-52A ON THE
#2 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 #2 RELAY THE GLOW PLUG #2 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.
T
R
O
U
B
L
E
C
O
D
E
T
E
S
T
S
189
ProCarManuals.com

TEST TC-52ACONTINUED - REPAIRING - GLOW RELAY #2 CONTROLLER OPEN CIRCUIT
*Perform Verification TEST VER-2A. **Check connectors - Clean / repair as necessary.
TEST TC-52A
CONTINUED FROM TURN IGNITION OFF.
THE PREVIOUS REMOVE THE GLOW
PAGE. PLUG #2 RELAY.**
USING A VOLTMETER,
MEASURE THE DIESEL IS THE VOLTAGE NO REPAIR THE OPEN
TURN IGNITION ON. POWER RELAY OUTPUT ABOVE 10.0 VOLTS? DIESEL POWER RELAY
CIRCUIT. OUTPUT CIRCUIT.*
FIG.1
YES
TURN IGNITION OFF. MEASURE RESISTANCE
USE AN OHMMETER IN BETWEEN CAVITY 85 IS THE RESISTANCE NO REPLACE THE GLOW
THE FOLLOWING AND 86 OF THE GLOW BELOW 100.0 OHMS? PLUG #2 RELAY.*
STEPS. PLUG #2 RELAY.
FIG.2
YES
KEY OFF. MEASURE RESISTANCE REPAIR THE GLOW
DISCONNECT THE ECM BETWEEN GROUND AND IS THE RESISTANCE YES PLUG #2 RELAY
HARNESS THE GLOW PLUG #2 BELOW 5.0 OHMS? CONTROL CKT FOR A
CONNECTORS.** RELAY CONTROL CKT. SHORT TO GROUND.*
FIG.1
NO
MEASURE THE FROM THE RELAY TO
RESISTANCE OF THE THE ECM. IS THE RESISTANCE NO REPAIR OPEN GLOW
GLOW PLUG #2 RELAY BELOW 5.0 OHMS? PLUG #2 RELAY
CONTROL CIRCUIT... CONTROL CKT.*
FIG.3
YES
REPLACE THE ENGINE
CONTROL MODULE.*
T
R
O
U
B
L
E
C
O
D
E
T
E
S
T
S
191
ProCarManuals.com

TEST TC-53AREPAIRING - GLOW RELAY #1 CONTROLLER SHORT 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-53A. ACTUATE GLOW PLUG #1 RELAY CLICKING? TEST-53A 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 #1 RELAY TO THE GLOW PLUG #1 INTERRUPT THE WIGGLING CAUSED
THE ENGINE CONTROL RELAY. CLICKING? CLICKING TO BE
MODULE.INTERRUPTED.*
NO
REFER TO GENERAL
INFORMATION 3.3.2 YES
FOR ADDITIONAL TEST COMPLETED.*
INFORMATION ON
INTERMITTENT CODES.
T
R
O
U
B
L
E
C
O
D
E
T
E
S
T
S
193
ProCarManuals.com

TEST TC-53ACONTINUED - REPAIRING - GLOW RELAY #1 CONTROLLER SHORT CIRCUIT
*Perform Verification TEST VER-2A. **Check connectors - Clean / repair as necessary.
TEST TC-53A
CONTINUED FROM TURN IGNITION OFF.
THE PREVIOUS REMOVE THE GLOW
PAGE. PLUG #1 RELAY.**
USING AN OHMMETER, 85 AND 86 IS THE RESISTANCE
MEASURE RESISTANCE 85 AND 87 BELOW 30.0 OHMS YES REPLACE THE GLOW
BETWEEN GLOW PLUG 85 AND 30 FOR ANY OF THE PLUG #1 RELAY.*
#1 RELAY 85 AND 87A MEASUREMENTS?
TERMINALS... FIG.1
NO
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.2 STEP.
MEASURE THE GLOW REPAIR GLOW PLUG
PLUG #1 RELAY IS THE VOLTAGE YES #1 RELAY CONTROL
CONTROL CIRCUIT. ABOVE 1.0 VOLT? CIRCUIT FOR SHORT
TO VOLTAGE.*
FIG.3
NO
REPLACE THE ENGINE
CONTROL MODULE.*
T
R
O
U
B
L
E
C
O
D
E
T
E
S
T
S
195
ProCarManuals.com

TEST TC-54AREPAIRING - GLOW RELAY #2 CONTROLLER SHORT 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-54A. ACTUATE GLOW PLUG #2 RELAY CLICKING? TEST-54A ON THE
#2 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 #2 RELAY TO THE GLOW PLUG #2 INTERRUPT THE WIGGLING CAUSED
THE ENGINE CONTROL RELAY. CLICKING? CLICKING TO BE
MODULE.INTERRUPTED.*
NO
REFER TO GENERAL
INFORMATION 3.3.2 YES
FOR ADDITIONAL TEST COMPLETED.*
INFORMATION ON
INTERMITTENT CODES.
T
R
O
U
B
L
E
C
O
D
E
T
E
S
T
S
197
ProCarManuals.com

TEST TC-54ACONTINUED - REPAIRING - GLOW RELAY #2 CONTROLLER SHORT CIRCUIT
*Perform Verification TEST VER-2A. **Check connectors - Clean / repair as necessary.
TEST TC-54A
CONTINUED FROM TURN IGNITION OFF.
THE PREVIOUS REMOVE THE GLOW
PAGE. PLUG #2 RELAY.**
USING AN OHMMETER, 85 AND 86 IS THE RESISTANCE
MEASURE RESISTANCE 85 AND 87 BELOW 30.0 OHMS YES REPLACE THE GLOW
BETWEEN GLOW PLUG 85 AND 30 FOR ANY OF THE PLUG #2 RELAY.*
#2 RELAY 85 AND 87A MEASUREMENTS?
TERMINALS... FIG.1
NO
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.2 STEP.
MEASURE THE GLOW REPAIR GLOW PLUG
PLUG #2 RELAY IS THE VOLTAGE YES #2 RELAY CONTROL
CONTROL CIRCUIT. ABOVE 1.0 VOLT? CIRCUIT FOR SHORT
TO VOLTAGE.*
FIG.3
NO
REPLACE THE ENGINE
CONTROL MODULE.*
T
R
O
U
B
L
E
C
O
D
E
T
E
S
T
S
199
ProCarManuals.com