Chrysler New Yorker. Manual - part 636

TEST TC-146A

REPAIRING - 5 VOLT SUPPLY OUTPUT TOO LOW

Perform TEST DTC Before Proceeding

FIG. 1

FIG. 2

2.7L

FIG. 3

3.5L

FIG. 4

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TEST TC-146A

REPAIRING - 5 VOLT SUPPLY OUTPUT TOO LOW

Perform TEST DTC Before Proceeding

*Perform Verification TEST VER-2A.

**Check connectors - Clean / repair as necessary.

START TEST 

TC-146A. 

NOTE: ENGINE DTC

WITH THE DRB, READ 

SCREENS WILL 

THE DTC’S. 

INDICATE IF THE

CONDITION CURRENTLY
EXITS. FIG. 1 AND 2

TURN IGNITION ON,

(ENGINE OFF) 

DISCONNECT THE

WITH A VOLTMETER, 

THROTTLE POSITION 

PROBE THE 5-VOLT 

IS THE VOLTAGE

YES

CONTINUE TEST 

SENSOR CONNECTOR.** 

SUPPLY CIRCUIT AT 

READING BELOW 4.5

TC-146A ON THE

THE TP SENSOR.

VOLTS? 

NEXT PAGE.

SEE GENERAL INFO 4.4

FIG. 3 OR 4

NO 

PERFORM TEST 

TC-146B. 

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381

TEST TC-146A

CONTINUED - REPAIRING - 5 VOLT SUPPLY OUTPUT TOO LOW

2.7L

FIG. 1

3.5L

FIG. 2

T

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U
B

L

E

C

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D

E

T

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S

T

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382

TEST TC-146A

CONTINUED - REPAIRING - 5 VOLT SUPPLY OUTPUT TOO LOW

*Perform Verification TEST VER-2A.

**Check connectors - Clean / repair as necessary.

TEST TC-146A

NOTE: VOLTMETER

CONTINUED FROM STILL CONNECTED TO 

THE PREVIOUS 

TP SENSOR 5-VOLT 

PAGE.

SUPPLY CIRCUIT. 

DISCONNECT THE MAP

IS THE 5-VOLT 

SENSOR HARNESS

SUPPLY CIRCUIT

YES

REPLACE THE MAP

CONNECTOR.** VOLTAGE ABOVE 4.0

SENSOR.* 

VOLTS? 

SEE GENERAL INFO 4.4

NO 

DISCONNECT THE EGR

IS THE 5-VOLT 

SOLENIOD HARNESS

SUPPLY CIRCUIT

YES

REPLACE THE EGR

CONNECTOR.** VOLTAGE ABOVE 4.0

SOLENOID.* 

VOLTS? 

SEE GENERAL INFO 4.2

NO 

IS THE VEHICLE

NO 

EQUIPPED WITH AN 

A/C PRESSURE 

SENSOR?

YES

DISCONNECT THE A/C

IS THE 5-VOLT 

PRESSURE SENSOR 

SUPPLY CIRCUIT

YES

REPLACE THE A/C

HARNESS CONNECTOR.** VOLTAGE ABOVE 4.0

PRESSURE 

SENSOR.* 

VOLTS? 

SEE GENERAL INFO 4.0

NO 

DISCONNECT THE

POWERTRAIN CONTROL

TURN IGNITION OFF. 

MODULE HARNESS

CONNECTOR.** 

SEE GENERAL INFO 4.1

WITH AN OHMMETER,

THROTTLE POSITION 

REPAIR THE 5-VOLT 

MEASURE THE 5-VOLT 

SENSOR CONNECTOR

IS THE RESISTANCE 

YES

SUPPLY CIRCUIT FOR

SUPPLY CIRCUIT

AND GROUND.

BELOW 5.0 OHMS?

A SHORT TO 

BETWEEN THE... 

GROUND.* 

FIG. 1 OR 2

NO 

REPLACE THE

POWERTRAIN CONTROL

MODULE.* 

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383