Dodge Ram Truck 1500-2500-3500. Manual — part 360

INSTRUMENT CLUSTER

TABLE OF CONTENTS

page

page

INSTRUMENT CLUSTER - ELECTRICAL

DIAGNOSTICS . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

INSTRUMENT CLUSTER -SERVICE

INFORMATION . . . . . . . . . . . . . . . . . . . . . . . . . . 97

INSTRUMENT CLUSTER - ELECTRICAL DIAGNOSTICS

TABLE OF CONTENTS

page

page

INSTRUMENT CLUSTER - ELECTRICAL

DIAGNOSTICS
DIAGNOSIS AND TESTING

ABS INDICATOR OUTPUT CIRCUIT OPEN

OR SHORT TO GROUND . . . . . . . . . . . . . . . . 3

ABS INDICATOR OUTPUT CIRCUIT

OVERLOAD OR SHORT TO BATTERY . . . . . . . 4

AIRBAG INDICATOR OUTPUT CIRCUIT

OPEN OR SHORT TO GROUND . . . . . . . . . . . 5

AIRBAG WARNING INDICATOR OUTPUT

CIRCUIT OVERLOAD OR SHORT TO
BATTERY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

BRAKE INDICATOR OUTPUT CIRCUIT

OPEN OR SHORT TO GROUND . . . . . . . . . . . 7

BRAKE INDICATOR OUTPUT CIRCUIT

OVERLOAD OR SHORT TO BATT . . . . . . . . . . 8

CARGO LAMP INDICATOR OUTPUT

CIRCUIT OPEN OR SHORT TO GROUND . . . . 9

CARGO LAMP INDICATOR OUTPUT

CIRCUIT OVERLOAD SHORT TO BATT . . . . . 10

CHECK GAUGES INDICATOR OUTPUT

CIRCUIT OPEN OR SHORT TO GROUND . . . 11

CHECK GAUGES INDICATOR OUTPUT

CIRCUIT OVERLOAD OR SHORT BATT . . . . . 12

DOOR AJAR INDICATOR OUTPUT CIRCUIT

OPEN OR SHORT TO GROUND . . . . . . . . . . 13

DOOR AJAR INDICATOR OUTPUT CIRCUIT

OVERLOAD SHORT TO BATT . . . . . . . . . . . . 14

ETC INDICATIOR OUTPUT CIRCUIT

OVERLOAD OR SHORT TO BATT . . . . . . . . . 15

ETC INDICATOR OUTPUT CIRCUIT OPEN

OR SHORT TO GROUND . . . . . . . . . . . . . . . . 16

FUEL INDICATOR CIRCUIT OPEN OR

SHORT TO GROUND . . . . . . . . . . . . . . . . . . . 17

FUEL INDICATOR CIRCUIT OVERLOAD

SHORT TO BATT . . . . . . . . . . . . . . . . . . . . . . 18

HIGH BEAM INDICATOR CIRCUIT OPEN

SHORT TO GROUND . . . . . . . . . . . . . . . . . . . 19

HIGH BEAM INDICATOR CIRCUIT

OVERLOAD OR SHORT TO BATT . . . . . . . . . 20

MIL INDICATOR OUTPUT CIRCUIT OPEN

OR SHORT TO GROUND . . . . . . . . . . . . . . . . 21

MIL INDICATOR OUTPUT CIRCUIT

OVERLOAD OR SHORT TO BATTERY . . . . . . 22

SEATBELT INDICATOR OUTPUT CIRCUIT

OVERLOAD SHORT TO BATT . . . . . . . . . . . . 23

SEATBELT INDICATOR OUTPUT CIRCUIT

OPEN SHORT TO GROUND . . . . . . . . . . . . . 24

TRANS TEMP INDICATOR OUTPUT

CIRCUIT OPEN OR SHORT TO GROUND . . . 25

TRANS TEMP INDICATOR OUTPUT

CIRCUIT OVERLOAD OR SHORT TO BATT . . 26

WAIT TO START INDICATOR OUTPUT

CIRCUIT OPEN OR SHORT TO GROUND . . . 27

WAIT TO START INDICATOR OUTPUT

CIRCUIT OVERLOAD OR SHORT TO
BATTERY . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28

WATER IN FUEL INDICATOR OUTPUT

CIRCUIT OPEN OR SHORT TO GROUND . . . 29

WATER IN FUEL INDICATOR OUTPUT

CIRCUIT OVERLOAD OR SHORT TO BATT . . 30

ABS MESSAGES NOT RECEIVED

. . . . . . . . . 31

ACM MESSAGES NOT RECEIVED

. . . . . . . . 32

FCM MESSAGES NOT RECEIVED

. . . . . . . . 33

SKIM MMESSAGES NOT RECEIVED

. . . . . . 34

TCCM MESSAGES NOT RECEIVED

. . . . . . . 35

TCM MESSAGES NOT RECEIVED

. . . . . . . . 36

BATTERY VOLTAGE OPEN

. . . . . . . . . . . . . . 37

BTSI OUTPUT CIRCUIT HIGH

. . . . . . . . . . . . 40

BTSI OUTPUT CIRCUIT SHORTED OR

OPEN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43

DR/DH

INSTRUMENT CLUSTER

8J - 1

IGNITION RUN-START CIRCUIT

RATIONALITY CHECK . . . . . . . . . . . . . . . . . . 47

IGNITION UNLOCK CIRCUIT RATIONALITY

CHECK . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48

INCORRECT ODOMETER VALUE FOUND

. . . 49

INTERNAL MODULE BOOTLOADER

FAILURE . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50

INTERNAL MODULE FLASH MEMORY

CHECKSUM FAILURE . . . . . . . . . . . . . . . . . . 51

PCI BUS INTERNAL FAILURE

. . . . . . . . . . . . 52

PCM MESSAGES NOT RECEIVED

. . . . . . . . 53

PRNDL SWITCH INPUT CIRCUIT OPEN

(DIESEL ONLY) . . . . . . . . . . . . . . . . . . . . . . . 56

PRNDL SWITCH INPUT CIRCUIT SHORTED

(DIESEL ONLY) . . . . . . . . . . . . . . . . . . . . . . . 59

VIN CHECKSUM ERROR

. . . . . . . . . . . . . . . . 62

VIN PREVIOUSLY STORED

. . . . . . . . . . . . . . 63

*ALL GAUGES INOPERATIVE

. . . . . . . . . . . . 64

*ANY PCI INDICATOR INOPERATIVE

. . . . . . 69

*BRAKE WARNING INDICATOR ALWAYS ON

. 71

*BRAKE WARNING INDICATOR

INOPERATIVE . . . . . . . . . . . . . . . . . . . . . . . . 75

*FUEL GAUGE INACCURATE

. . . . . . . . . . . . 80

*ONE GAUGE INOPERATIVE - GAS

ENGINES . . . . . . . . . . . . . . . . . . . . . . . . . . . . 83

*PRNDL NOT DISPLAYING CORRECT

POSITION (EATX VEHICLES) . . . . . . . . . . . . 84

*SEAT BELT WARNING INDICATOR ALWAYS

OFF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 85

*SEAT BELT WARNING INDICATOR ALWAYS

OFF - STANDARD CAB . . . . . . . . . . . . . . . . . 87

*SEAT BELT WARNING INDICATOR ALWAYS

ON . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89

*SEAT BELT WARNING INDICATOR ALWAYS

ON - STANDARD CAB . . . . . . . . . . . . . . . . . . 92

SCHEMATICS AND DIAGRAMS

. . . . . . . . . . . . 96

INSTRUMENT CLUSTER - ELECTRICAL DIAGNOSTICS

DIAGNOSIS AND TESTING

8J - 2

INSTRUMENT CLUSTER - ELECTRICAL DIAGNOSTICS

DR/DH

ABS INDICATOR OUTPUT CIRCUIT OPEN OR SHORT TO GROUND

For a complete wiring diagram Refer to Section 8W.

Possible Causes

INSTRUMENT CLUSTER

1.

INSTRUMENT CLUSTER

NOTE: Diagnose and repair any PCM (ECM if diesel equipped), or Communication DTCs before proceeding
with this test.

The Instrument Cluster indicator LEDs are not replaceable, view repair.

Repair

Replace and configure the Instrument Cluster in accordance with the Service Information.

Perform BODY VERIFICATION TEST - VER 1. (Refer to BODY VERIFICATION TEST - VER 1.)

DR/DH

INSTRUMENT CLUSTER - ELECTRICAL DIAGNOSTICS

8J - 3