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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