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TEST TC-7ACONTINUED - REPAIRING - ACCELERATOR PEDAL SENSOR TROUBLE CODEST
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TEST TC-7ACONTINUED - REPAIRING - ACCELERATOR PEDAL SENSOR TROUBLE CODES
*Perform Verification TEST VER-2A. **Check connectors - Clean / repair as necessary.
TEST TC-7A
CONTINUED FROM RECONNECT ALL
THE PREVIOUS CONNECTORS.
PAGE.
DOES THE DRB
TEST DRIVE THE USING THE DRB, DISPLAY ANY YES REPLACE THE ENGINE
VEHICLE. READ ENGINE ACCELERATOR PEDAL CONTROL MODULE.*
TROUBLE CODES. CODE?
NO
TEST COMPLETE.
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TEST TC-7BREPAIRING - ACCELERATOR PEDAL SENSOR TROUBLE CODES
Perform TEST TC-7A Before Proceeding
FIG.1
FIG.2
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TEST TC-7BREPAIRING - ACCELERATOR PEDAL SENSOR TROUBLE CODES
Perform TEST TC-7A Before Proceeding
*Perform Verification TEST VER-2A. **Check connectors - Clean / repair as necessary.
WITH JUMPER STILL DOES THE DRB DISPLAY REPAIR THE OPEN
START TEST CONNECTED TO CAVITY CHANGE BETWEEN YES SENSOR GROUND.
TC-7B. 5, TAP THE OTHER END "IDLE" TO "ABOVE IF OK,
OF THE JUMPER TO IDLE" WHEN TAPPING REPLACE THE ECM*
CHASSIS GROUND. THE JUMPER WIRE?
NO
USING A VOLTMETER, REPAIR THE LOW
MEASURE THE LOW IS THE VOLTAGE YES IDLE POSITION
IDLE POSITION ABOVE 5.5 VOLTS? SENSE CIRCUIT FOR
SENSE CKT. A SHORT TO
FIG.1 VOLTAGE.*
NO
TURN IGNITION OFF. USING AN OHMMETER, REPAIR THE LOW
MEASURE BETWEEN IS THE RESISTANCE YES IDLE POSITION
DISCONNECT THE ECM GROUND AND THE LOW BELOW 5.0 OHMS? SENSE CIRCUIT FOR
HARNESS IDLE POSITION A SHORT TO
CONNECTORS.** SENSE CKT. FIG.1 GROUND.*
NO
USING AN OHMMETER,
MEASURE THE LOW IS THE RESISTANCE NO REPAIR THE OPEN
IDLE POSITION BELOW 5.0 OHMS? LOW IDLE POSITION
SENSE CKT. SENSE CIRCUIT.*
FIG.2
YES
REPLACE THE ENGINE
CONTROL MODULE.*
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TEST TC-7CREPAIRING - ACCELERATOR PEDAL SENSOR TROUBLE CODES
Perform TEST TC-7A Before Proceeding
FIG.1
FIG.2
FIG.3
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TEST TC-7CREPAIRING - ACCELERATOR PEDAL SENSOR TROUBLE CODES
Perform TEST TC-7A Before Proceeding
*Perform Verification TEST VER-2A. **Check connectors - Clean / repair as necessary.
START TEST DISCONNECT THE ECM
TC-7C. TURN IGNITION OFF. HARNESS
CONNECTORS.**
MEASURE BETWEEN REPAIR THE 5-VOLT
USE AN OHMMETER IN GROUND AND THE IS THE RESISTANCE YES SUPPLY CIRCUIT FOR
THE FOLLOWING 5-VOLT SUPPLY CKT. BELOW 5.0 OHMS? A SHORT TO
STEPS. GROUND.*
FIG.1
NO
EACH GROUND CIRCUIT REPAIR THE 5-VOLT
MEASURE BETWEEN AT ACCEL PEDAL IS THE RESISTANCE YES SUPPLY CIRCUIT FOR
THE 5-VOLT SUPPLY SENSOR HARNESS CONN BELOW 5.0 OHMS? A SHORT TO SENSOR
CIRCUIT AND... CAVITIES 3 AND 8. GROUND.*
FIG.1
NO
WITH A JUMPER WIRE,
REMOVE THE DIESEL CONNECT DIESEL POWER
POWER RELAY.** RELAY CONN. CAVITIES
30 AND 87 (IN PDC).
FIG.2
USING A VOLTMETER, REPAIR THE 5-VOLT
MEASURE THE 5-VOLT IS THE VOLTAGE YES SUPPLY CIRCUIT FOR
TURN IGNITION ON. SUPPLY CKT. ABOVE 1.0 VOLT? A SHORT TO
VOLTAGE.*
FIG.1
NO
USING AN OHMMETER,
MEASURE THE IS THE RESISTANCE NO REPAIR THE OPEN
TURN IGNITION OFF. RESISTANCE OF THE BELOW 5.0 OHMS? 5-VOLT SUPPLY
5-VOLT SUPPLY CKT. CIRCUIT.*
FIG.3
YES
REPLACE THE ENGINE
CONTROL MODULE.*
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TEST TC-15AREPAIRING - TURBOCHARGER BOOST SENSOR SIGNAL HIGH EXCEEDED
Perform TEST DTC Before Proceeding
FIG.1
FIG.2
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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.
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