ignition CHRYSLER CARAVAN 2000 Owner's Manual

TEST TC-15AREPAIRING - TURBOCHARGER BOOST SENSOR SIGNAL HIGH EXCEEDED
Perform TEST DTC Before Proceeding
*Perform Verification TEST VER-2A. **Check connectors - Clean / repair as necessary.
TURN IGNITION ON.
START TEST WITH THE DRB, READ IS THE VOLTAGE YES CONTINUE TEST
TC-15A. THE BOOST PRESSURE ABOVE 4.5 VOLTS? TC-15A ON THE
SENSOR VOLTAGE. NEXT PAGE.
NO
USE THE SCHEMATIC AS REPAIR THE HARNESS
A GUIDE AND WIGGLE MONITOR THE DRB WAS THERE ANY YES OR CONNECTOR THAT
BOOST PRESSURE DISPLAY. BOOST PRESSURE CAUSED THE VOLTAGE
SENSOR CONNECTOR AND VOLTAGE CHANGE? CHANGE.*
HARNESS. FIG.1
NO
AT THIS TIME, THE USING THE
CONDITION TO SET SCHEMATIC AS A WERE ANY PROBLEMS YES REPAIR AS
THE CODE IS NOT GUIDE, INSPECT THE FOUND? NECESSARY.*
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
63
ProCarManuals.com

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 DISCONNECT THE
THE PREVIOUS PRESSURE
PAGE. SENSOR
KEY ON. USING A THE BOOST PRESSURE
VOLTMETER, MEASURE SENSOR 5-VOLT IS THE VOLTAGE NO CONTINUE TEST
THE VOLTAGE SUPPLY CIRCUIT AND ABOVE 5.2 VOLTS? TC-15A ON THE
BETWEEN... GROUND. NEXT PAGE.
FIG.1
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 5-VOLT
SUPPLY CKT AT THE IS THE VOLTAGE YES REPAIR THE 5-VOLT
BOOST PRESSURE ABOVE 1.0 VOLT? SUPPLY CKT FOR A
SENSOR HARNESS SHORT TO VOLTAGE.*
CONNECTOR. FIG.2
NO
REPLACE THE ENGINE
CONTROL MODULE.* TURN IGNITION OFF.
BOOST
HARNESS
CONNECTOR.**
T
R
O
U
B
L
E
C
O
D
E
T
E
S
T
S
65
ProCarManuals.com

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
T
R
O
U
B
L
E
C
O
D
E
T
E
S
T
S
67
ProCarManuals.com

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.
T
R
O
U
B
L
E
C
O
D
E
T
E
S
T
S
71
ProCarManuals.com

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.*
T
R
O
U
B
L
E
C
O
D
E
T
E
S
T
S
73
ProCarManuals.com

TEST TC-17AREPAIRING - TURBOCHARGER BOOST SENSOR SUPPLY HIGH EXCEEDED
Perform TEST DTC Before Proceeding
*Perform Verification TEST VER-2A. **Check connectors - Clean / repair as necessary.
WITH THE DRB, DOES THE DRB
START TEST ERASE CODES. CYCLE DISPLAY "BOOST YES CONTINUE TEST
TC-17A. THE IGNITION OFF PRESSURE SENSOR TC-17A ON THE
THEN ON. SUPPLY HIGH NEXT PAGE.
EXCEEDED"?
NO
WIGGLE THE BOOST DOES THE DRB REPAIR THE
PRESSURE SENSOR MONITOR THE DRB DISPLAY "BOOST YES CONNECTOR OR
CONNECTOR AND DISPLAY. PRESSURE SENSOR HARNESS WIRES THAT
HARNESS WIRES. SUPPLY HIGH CAUSED THE CODE TO
EXCEEDED"? SET.*
NO
AT THIS TIME THE USING THE
CONDITION REQUIRED SCHEMATIC AS A WERE ANY PROBLEMS YES REPAIR AS
TO SET THIS CODE GUIDE, INSPECT THE FOUND? NECESSARY.*
IS NOT PRESENT. WIRING AND
CONNECTORS.
NO
REFER TO GENERAL
INFORMATION 3.3.2
FOR ADDITIONAL TEST COMPLETE.*
INFORMATION ON
INTERMITTENT CODES. FIG.1
T
R
O
U
B
L
E
C
O
D
E
T
E
S
T
S
75
ProCarManuals.com

TEST TC-17ACONTINUED - REPAIRING - TURBOCHARGER BOOST SENSOR SUPPLY HIGH
EXCEEDED
*Perform Verification TEST VER-2A. **Check connectors - Clean / repair as necessary.
TEST TC-17A TURN IGNITION OFF.
CONTINUED FROM DISCONNECT THE
THE PREVIOUS BOOST PRESSURE
PAGE. SENSOR HARNESS
CONNECTOR.**
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
5-VOLT SUPPLY ABOVE 1.0 VOLT? SUPPLY CIRCUIT FOR
CIRCUIT. A SHORT TO
FIG.2 VOLTAGE.*
NO
REPLACE THE ENGINE
CONTROL MODULE.*
T
R
O
U
B
L
E
C
O
D
E
T
E
S
T
S
77
ProCarManuals.com

TEST TC-18AREPAIRING - TURBOCHARGER BOOST SENSOR SUPPLY LOW EXCEEDED
Perform TEST DTC Before Proceeding
*Perform Verification TEST VER-2A. **Check connectors - Clean / repair as necessary.
WITH THE DRB, DOES THE DRB
START TEST ERASE CODES. CYCLE DISPLAY "BOOST YES CONTINUE TEST
TC-18A. THE IGNITION OFF PRESSURE SENSOR TC-18A ON THE
THEN ON. SUPPLY LOW NEXT PAGE.
EXCEEDED"?
NO
WIGGLE THE BOOST DOES THE DRB REPAIR THE
PRESSURE SENSOR MONITOR THE DRB DISPLAY "BOOST YES CONNECTOR OR
CONNECTOR AND DISPLAY. PRESSURE SENSOR HARNESS WIRES THAT
HARNESS WIRES. SUPPLY LOW CAUSED THE CODE TO
EXCEEDED"? SET.*
NO
AT THIS TIME THE USING THE
CONDITION REQUIRED SCHEMATIC AS A WERE ANY PROBLEMS YES REPAIR AS
TO SET THIS CODE GUIDE, INSPECT THE FOUND? NECESSARY.*
IS NOT PRESENT. WIRING AND
CONNECTORS.
NO
REFER TO GENERAL
INFORMATION 3.3.2
FOR ADDITIONAL TEST COMPLETE.*
INFORMATION ON
INTERMITTENT CODES. FIG.1
T
R
O
U
B
L
E
C
O
D
E
T
E
S
T
S
79
ProCarManuals.com

TEST TC-19AREPAIRING - TURBOCHARGER BOOST SENSOR PLAUSIBILITY
Perform TEST DTC Before Proceeding
*Perform Verification TEST VER-2A. **Check connectors - Clean / repair as necessary.
START TEST USING THE DRB,
TC-19A. ERASE TROUBLE TURN IGNITION OFF.
CODES.
DOES THE DRB
START AND IDLE THE NOTE: ENGINE IDLE DISPLAY "BOOST YES CONTINUE TEST
ENGINE FOR AT SPEED MUST BE PRESSURE SENSOR TC-19A ON THE
LEAST 30 SECONDS. BELOW 870 RPM. PLAUSIBILITY"? NEXT PAGE.
NO
WIGGLE THE BOOST DOES THE DRB REPAIR THE
PRESSURE SENSOR MONITOR THE DRB DISPLAY "BOOST YES CONNECTOR OR
CONNECTOR AND DISPLAY. PRESSURE SENSOR HARNESS WIRES THAT
HARNESS WIRES. PLAUSIBILITY"? CAUSED THE CODE TO
SET.*
NO
AT THIS TIME THE USING THE
CONDITION REQUIRED SCHEMATIC AS A WERE ANY PROBLEMS YES REPAIR AS
TO SET THIS CODE GUIDE, INSPECT THE FOUND? NECESSARY.*
IS NOT PRESENT. WIRING AND
CONNECTORS.
NO
REFER TO GENERAL
INFORMATION 3.3.2
FOR ADDITIONAL TEST COMPLETE.*
INFORMATION ON
INTERMITTENT CODES. FIG.1
T
R
O
U
B
L
E
C
O
D
E
T
E
S
T
S
83
ProCarManuals.com

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.*
T
R
O
U
B
L
E
C
O
D
E
T
E
S
T
S
85
ProCarManuals.com