Chrysler New Yorker. Manual - part 637

TEST TC-146B

REPAIRING - 5 VOLT SUPPLY OUTPUT TOO LOW

Perform TEST TC-146A Before Proceeding

2.7L

FIG. 1

3.5L

FIG. 2

FIG. 3

FIG. 4

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TEST TC-146B

REPAIRING - 5 VOLT SUPPLY OUTPUT TOO LOW

Perform TEST TC-146A Before Proceeding

*Perform Verification TEST VER-2A.

**Check connectors - Clean / repair as necessary.

RECONNECT THE

START TEST THROTTLE 

POSITION 

TC-146B. SENSOR 

HARNESS

CONNECTOR. 

DISCONNECT THE MAP

WITH A VOLTMETER, 

SENSOR HARNESS

MEASURE THE 5-VOLT 

IS THE VOLTAGE

YES

REPLACE THE

CONNECTOR.** 

SUPPLY CKT AT THE

READING BELOW 4.5

THROTTLE POSITION 

TURN IGNITION ON.

MAP SENSOR CONN.

VOLTS? 

SENSOR.* 

SEE GENERAL INFO 4.4

FIG. 1 OR 2

NO 

WITH THE VOLTMETER

WIGGLE ALL

STILL CONNECTED TO CONNECTORS 

AND

MAP SENSOR 5-VOLT 

WIRING TO SENSORS

SUPPLY CIRCUIT... 

(MAP, EGR, A/C

PRESS, TP SENSOR)

WHILE YOU WIGGLE REPAIR 

THE HARNESS

SEE GENERAL INFO HARNESS MONITOR

WAS THERE ANY

YES

OR 

CONNECTOR THAT 

4.0 FOR LOCATIONS. 

5-VOLT SUPPLY 

VOLTAGE CHANGE?

CAUSED THE VOLTAGE

CIRCUIT VOLTAGE. CHANGE.* 

NO 

AT THIS TIME, THE

REFER TO GEN INFO 

CONDITION REQUIRED 3.3.2 FOR
TO SET THE CODE IS 

INFORMATION ON 

NOT PRESENT. INACTIVE 

TROUBLE

FIG. 3

CODES. 

USING THE DRB, GO TO 

THE CODE ON DTC

THE FREEZE FRAME

SCREEN. UTILIZE

SCREEN. MAKE SURE 

THIS INFO FOR

TEST COMPLETE.* 

THE "CAUSED BY DTC" 

ADDED DIAGNOSTICS. 

HEX CODE MATCHES... 

FIG. 4

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TEST TC-153A

REPAIRING - AMBIENT/BATTERY TEMP SENSOR VOLTAGE TOO LOW

Perform TEST DTC Before Proceeding

FIG. 1

FIG. 2

FIG. 3

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386

TEST TC-153A

REPAIRING - AMBIENT/BATTERY TEMP SENSOR VOLTAGE TOO LOW

Perform TEST DTC Before Proceeding

*Perform Verification TEST VER-2A.

**Check connectors - Clean / repair as necessary.

KEY OFF. REMOVE AND

START TEST DISCONNECT 

THE

TC-153A. AMBIENT TEMPERATURE

SENSOR.**

SEE GENERAL INFO 4.4

USING AN OHMMETER,

AMBIENT TEMPERATURE

REPLACE THE

MEASURE THE

SENSOR AND COMPARE

DOES THE READING

NO 

AMBIENT

RESISTANCE OF 

READING WITH THE

COMPARE WITH THE

TEMPERATURE

THE... CHART. CHART? 

SENSOR.* 

FIG. 2 AND 3

YES

CLOSE ALL DOORS, USING AN 

OHMMETER,

INSURE ALL LIGHTS 

MEASURE THE SENSOR 

IS THE RESISTANCE 

YES

PERFORM TEST 

ARE IGNITION IS 

GROUND CIRCUIT. 

BELOW 30 OHMS?

153B.

OFF, WAIT 1

FIG. 1

MINUTE.

NO 

CONNECT A JUMPER 

WIRE FROM THE

CONTINUE TEST 

SENSOR GROUND, TO 

153A ON THE

GROUND.

NEXT PAGE.

FIG. 1

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387