Dodge Ram Truck 1500-2500-3500. Manual — part 609

NAVIGATION/TELECOMMUNICATION

TABLE OF CONTENTS

page

page

NAVIGATION/TELECOMMUNICATION -

ELECTRICAL DIAGNOSTICS. . . . . . . . . . . . . . . . . 1

NAVIGATION/TELECOMMUNICATION -

SERVICE INFORMATION . . . . . . . . . . . . . . . . . . 85

NAVIGATION/TELECOMMUNICATION - ELECTRICAL

DIAGNOSTICS

TABLE OF CONTENTS

page

page

NAVIGATION/TELECOMMUNICATION -

ELECTRICAL DIAGNOSTICS
DIAGNOSIS AND TESTING

AMP MESSAGE NOT RECEIVED

. . . . . . . . . . 2

AUDIO HARDWARE MESSAGE NOT

RECEIVED . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3

BLUETOOTH ERROR

. . . . . . . . . . . . . . . . . . . 4

BODY STYLE MESSAGE NOT RECEIVED

. . . 5

FLASH CHECKSUM ERROR

. . . . . . . . . . . . . . 6

FLASH WRITE ERROR

. . . . . . . . . . . . . . . . . . 7

GENERAL MICROPHONE FAULT

. . . . . . . . . . 8

IGNITION POWER MESSAGE NOT

RECEIVED . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

INVALID BODY STYLE

. . . . . . . . . . . . . . . . . . 16

LEFT AUDIO INPUT SHORT TO GROUND

. . . 17

LEFT AUDIO INPUT SHORT TO VOLTAGE

. . 21

LEFT AUDIO OUTPUT 1 SHORT TO

GROUND . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25

LEFT AUDIO OUTPUT 1 SHORT TO

VOLTAGE . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29

MIRROR POWER CIRCUIT SHORT TO

GROUND . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33

MIRROR POWER CIRCUIT SHORT TO

VOLTAGE . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37

PCI BUS BUSY

. . . . . . . . . . . . . . . . . . . . . . . 41

PCI BUS CIRCUIT OPEN

. . . . . . . . . . . . . . . . 43

PCI BUS CIRCUIT SHORT TO GROUND

. . . . 45

PCI BUS CIRCUIT SHORT TO VOLTAGE

. . . . 47

PCI BUS INTERNAL ERROR

. . . . . . . . . . . . . 49

PHONE SWITCH STUCK

. . . . . . . . . . . . . . . . 50

PRNDL MESSAGE NOT RECEIVED

. . . . . . . 52

RADIO MESSAGE NOT RECEIVED

. . . . . . . . 53

RAM WRITE ERROR

. . . . . . . . . . . . . . . . . . . 54

RIGHT AUDIO INPUT SHORT TO GROUND

. 55

RIGHT AUDIO INPUT SHORT TO VOLTAGE

. 59

RIGHT AUDIO OUTPUT 1 SHORT TO

GROUND . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63

RIGHT AUDIO OUTPUT 1 SHORT TO

VOLTAGE . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67

ROM CHECKSUM ERROR

. . . . . . . . . . . . . . 71

RPM MESSAGE NOT RECEIVED

. . . . . . . . . 72

VIN MESSAGE NOT RECEIVED

. . . . . . . . . . 73

VOICE RECOGNITION SWITCH STUCK

. . . . 74

VOICE RECOGNITION/PHONE SWITCH

CIRCUIT RATIONALITY . . . . . . . . . . . . . . . . . 76

VOICE RECOGNITION/PHONE SWITCH

CIRCUIT SHORT TO GROUND . . . . . . . . . . . 78

VOICE RECOGNITION/PHONE SWITCH

CIRCUIT SHORT TO VOLTAGE . . . . . . . . . . . 81

NAVIGATION/TELECOMMUNICATION - ELECTRICAL DIAGNOSTICS

DIAGNOSIS AND TESTING

DR/DH

NAVIGATION/TELECOMMUNICATION

8T - 1

AMP MESSAGE NOT RECEIVED

For a complete wiring diagram Refer to Section 8W.

•

When Monitored:
With the ignition on.

•

Set Condition:
The Hands Free Module does not receive the PCI Bus message from the Amplifier.

Possible Causes

LOST COMMUNICATION WITH AMPLIFIER

HANDS FREE MODULE

Diagnostic Test

1.

ATTEMPT TO COMMUNICATE WITH THE AMPLIFIER

Turn the ignition on.

With the DRB, attempt to communicate with the Amplifier.

Was the DRB able to communicate with the Amplifier?

Yes

>> Go To 2

No

>> (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES - DIAGNOSIS AND TESTING) and

perform the related symptom.

2.

ERASE DTC AND ATTEMPT TO RESET

With the DRB, erase the HFM DTC’s.

Cycle the ignition switch from off to on and wait approximately 1 minute.

With the DRB, read the HFM DTC’s.

Did this DTC reset?

Yes

>> Replace and program the Hands Free Module in accordance with the service information.

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

No

>> The condition that set this DTC is no longer present. Using the wiring diagram/schematic as a guide,

inspect the wiring for chafed, pierced, pinched, and partially broken wires and the wiring harness con-
nectors for broken, bent, pushed out, and corroded terminals.

8T - 2

NAVIGATION/TELECOMMUNICATION - ELECTRICAL DIAGNOSTICS

DR/DH

AUDIO HARDWARE MESSAGE NOT RECEIVED

For a complete wiring diagram Refer to Section 8W.

•

When Monitored:
With the ignition on.

•

Set Condition:
The Hands Free Module does not receive the PCI Bus message from the radio indicating what kind of radio
the vehicle is equipped with.

Possible Causes

LOST COMMUNICATION WITH RADIO

HANDS FREE MODULE

Diagnostic Test

1.

ATTEMPT TO COMMUNICATE WITH THE RADIO

Turn the ignition on.

Turn the radio on.

With the DRB, attempt to communicate with the radio.

Was the DRB able to communicate with the radio?

Yes

>> Go To 2

No

>> (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES - DIAGNOSIS AND TESTING) and

perform the related symptom.

2.

ERASE DTC AND ATTEMPT TO RESET

With the DRB, erase the HFM DTC’s.

Cycle the ignition switch from off to on and wait approximately 1 minute.

With the DRB, read the HFM DTC’s.

Did this DTC reset?

Yes

>> Replace and program the Hands Free Module in accordance with the service information.

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

No

>> The condition that set this DTC is no longer present. Using the wiring diagram/schematic as a guide,

inspect the wiring for chafed, pierced, pinched, and partially broken wires and the wiring harness con-
nectors for broken, bent, pushed out, and corroded terminals.

DR/DH

NAVIGATION/TELECOMMUNICATION - ELECTRICAL DIAGNOSTICS

8T - 3