Chrysler RG Voyager. Manual — part 286

Symptom:

AUDIO HARDWARE MESSAGE NOT RECEIVED

When Monitored and Set Condition:

AUDIO HARDWARE MESSAGE NOT RECEIVED

When Monitored:

With the ignition on.

Set Condition:

The Hands Free Module does not receive the bus message from the radio

indicating what kind of radio the vehicle is equipped with.

POSSIBLE CAUSES

ATTEMPT TO COMMUNICATE WITH THE RADIO

MODULE

TEST

ACTION

APPLICABILITY

1

Turn the ignition on.
Turn the Radio on.
With the DRBIII

t, attempt to communicate with the Radio.

Was the DRBIII

t able to I/D or communicate with the Radio?

All

Yes

→ Go To 2

No

→ Refer to the Communication category for the related symptom(s).

Perform BODY VERIFICATION TEST - VER 1.

2

With the DRBIII

t, erase DTC’s.

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

t, read DTC’s.

Did this DTC reset?

All

Yes

→ Replace and program the Hands Free Module in accordance with

the service information.
Perform BODY VERIFICATION TEST - VER 1.

No

→ Test Complete.

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TELECOMMUNICATION

Symptom List:

BLUETOOTH ERROR
FLASH CHECKSUM ERROR
FLASH WRITE ERROR
PCI BUS INTERNAL ERROR
RAM WRITE ERROR
ROM CHECKSUM ERROR

Test Note:

All symptoms listed above are diagnosed using the same tests.

The title for the tests will be BLUETOOTH ERROR.

When Monitored and Set Condition:

BLUETOOTH ERROR

When Monitored:

With the ignition on.

Set Condition:

The Hands Free Module detects a fault during an internal diagnostic

check.

FLASH CHECKSUM ERROR

When Monitored:

With the ignition on.

Set Condition:

The Hands Free Module detects a fault during an internal diagnostic

check.

FLASH WRITE ERROR

When Monitored:

With the ignition on.

Set Condition:

The Hands Free Module detects a fault during an internal diagnostic

check.

PCI BUS INTERNAL ERROR

When Monitored:

With the ignition on.

Set Condition:

The Hands Free Module detects a fault during an internal diagnostic

check.

RAM WRITE ERROR

When Monitored:

With the ignition on.

Set Condition:

The Hands Free Module detects a fault during an internal diagnostic

check.

ROM CHECKSUM ERROR

When Monitored:

With the ignition on.

Set Condition:

The Hands Free Module detects a fault during an internal diagnostic

check.

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TELECOMMUNICATION

POSSIBLE CAUSES

HFM INTERNAL DTC FAILURE

TEST

ACTION

APPLICABILITY

1

NOTE: This trouble code indicates an internal Hands Free Module fault.
With the DRBIII

t, read and record the HFM DTCs and then erase the DTCs.

Perform 5 ignition key cycles, leaving the ignition key on for a minimum of 90 seconds
per cycle.
With the DRBIII

t, read the DTCs.

Did the same DTC return?

All

Yes

→ Replace and program the Hands Free Module in accordance with

the Service Information.
Perform BODY VERIFICATION TEST - VER 1.

No

→ Test Complete.

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TELECOMMUNICATION

BLUETOOTH ERROR —

Continued

Symptom List:

BODY STYLE MESSAGE NOT RECEIVED
INVALID BODY STYLE

Test Note:

All symptoms listed above are diagnosed using the same tests.

The title for the tests will be BODY STYLE MESSAGE NOT
RECEIVED.

When Monitored and Set Condition:

BODY STYLE MESSAGE NOT RECEIVED

When Monitored:

With the ignition on.

Set Condition:

The Hands Free Module does not receive the body style message from the

PCM.

POSSIBLE CAUSES

ATTEMPT TO COMMUNICATE WITH THE PCM

CHECK PCM IS ACTIVE ON BUS

MODULE

TEST

ACTION

APPLICABILITY

1

Turn the ignition on.
With the DRBIII

t, attempt to communicate with the PCM.

Was the DRBIII

t able to I/D or communicate with the PCM?

All

Yes

→ Go To 2

No

→ Refer to the Communication category for the related symptom(s).

Perform BODY VERIFICATION TEST - VER 1.

2

Turn the ignition on.
With the DRBIII

t, select System Monitors then J1850 Module Scan.

Is the PCM one of the modules present on the bus?

All

Yes

→ Go To 3

No

→ Refer to the Communication category for the related symptom(s).

Perform BODY VERIFICATION TEST - VER 1.

3

With the DRBIII

t, erase DTC’s.

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

t, read DTC’s.

Did this DTC reset?

All

Yes

→ Replace and program the Hands Free Module in accordance with

the service information.
Perform BODY VERIFICATION TEST - VER 1.

No

→ Test Complete.

1116

TELECOMMUNICATION