Chrysler New Yorker. Manual - part 567

TEST TC-20B

REPAIRING - INJECTOR #2 CONTROL CIRCUIT

Perform TEST TC-20A Before Proceeding

2.7L

FIG. 1

3.5L

FIG. 2

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TEST TC-20B

REPAIRING - INJECTOR #2 CONTROL CIRCUIT

Perform TEST TC-20A Before Proceeding

*Perform Verification TEST VER-2A.

**Check connectors - Clean / repair as necessary.

START TEST 

STOP THE ASD RELAY

IS THE INJ/COIL 

NO 

REPAIR THE OPEN 

TC-20B.

ACTUATING. FUSE 

OPEN?

ASD RELAY OUTPUT 

CIRCUIT.*

YES

DISCONNECT THE

CAPACITOR #1 USING THE DRB, 

IS 

THE INJ/COIL 

YES

REPLACE THE

HARNESS CONNECTOR. ACTUATE THE ASD

FUSE 

OK.

CAPACITOR #1.* 

INSTALL A GOOD RELAY. 

FUSE. FIG. 1 OR 2

NO 

REPEAT THE ABOVE

STOP THE ASD RELAY

TEST PROCEDURE FOR

IS THE INJ/COIL 

YES

REPLACE THE

ACTUATING. THE CAPACITOR #2.

FUSE 

OK?

CAPACITOR #2.* 

FIG. 1 OR 2

NO 

USING THE SCHEMATIC, 
REPAIR THE ASD RELAY
OUTPUT CIRCUIT FOR A

SHORT TO GROUND.* 

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TEST TC-21A

REPAIRING - INJECTOR CONTROL CIRCUIT

Perform TEST DTC Before Proceeding

FIG. 1

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TEST TC-21A

REPAIRING - INJECTOR CONTROL CIRCUIT

Perform TEST DTC Before Proceeding

*Perform Verification TEST VER-2A.

**Check connectors - Clean / repair as necessary.

START ENGINE.

START TEST 

TC-21A.

NOTE: ALLOW ENGINE 

TO IDLE FOR AT 

LEAST 20 SECONDS. 

IS THE ’GLOBAL

WITH THE DRB, READ 

GOOD TRIP’

YES

CONTINUE TEST 

THE TROUBLE CODES. 

DISPLAYED AND

TC-21A ON THE

EQUAL TO 0? 

NEXT PAGE.

NO 

AT THIS TIME, THE

USING THE

CONDITION REQUIRED 

SCHEMATIC AS A

WERE ANY PROBLEMS 

YES

REPAIR AS 

FOR SETTING THE CODE GUIDE, 

INSPECT THE

FOUND? 

NECESSARY.*

IS NOT PRESENT. 

WIRING AND

FIG. 1

CONNECTORS.

NO 

WIGGLE WIRING 

REPAIR AS 

HARNESS FROM THE

DOES THE ENGINE 

YES

NECESSARY WHERE

START ENGINE.

INJECTORS TO THE

MISS OR STALL? 

WIGGLING CAUSED 

PCM. PROBLEM TO 

APPEAR.* 

NO 

CHECK THE FREEZE ATTEMPT

REFER TO 

GEN INFO 

FRAME DATA TO 

DUPLICATION OF 

3.3.2 FOR

DETERMINE THE

’FREEZE FRAME’ INFORMATION ON 

TEST 

COMPLETE.* 

CONDITIONS WHEN 

CONDITIONS FOR

INACTIVE TROUBLE

CODE WAS SET. 

ADDED DIAGNOSTICS. 

CODES. 

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