Chrysler Pacifica. Manual — part 86

Symptom:

DDM MESSAGE RESPONSE FAULT

When Monitored and Set Condition:

DDM MESSAGE RESPONSE FAULT

When Monitored:

Immediately

Set Condition:

The passenger door module does not receive a window up, down, or

express message from the driver door module. Time to mature for the PDM is 140ms.

POSSIBLE CAUSES

ATTEMPT TO COMMUNICATE WITH THE DRIVER DOOR MODULE

CLEAR DTC

DRIVER DOOR MODULE

TEST

ACTION

APPLICABILITY

1

Turn the ignition on.
With the DRB, attempt to communicate with the driver door module.
Was the DRB able to I/D or communicate with the driver door module?

All

Yes

→ Go To 2

No

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

Perform BODY VERIFICATION TEST - VER 1.

2

NOTE: If any window switch related DTC’s are set, perform them first
before continuing with this test.
With the DRB, erase DTC’s.
Cycle the ignition switch from off to on.
Operate the window up, down, and express switches from the driver door module.
With the DRB, read DTC’s.
Did this DTC reset?

All

Yes

→ Replace the Driver Door Module in accordance with the Service

Information.
Perform BODY VERIFICATION TEST - VER 1.

No

→ No problem found at this time. Refer to the wiring diagrams

located in the service information for any possible intermittent
wiring problems.
Perform BODY VERIFICATION TEST - VER 1.

341

COMMUNICATION

Symptom:

DDM MESSAGES NOT RECEIVED

When Monitored and Set Condition:

DDM MESSAGES NOT RECEIVED

When Monitored:

With the ignition in run or ACC and vehicle not in shipping mode.

Set Condition:

The module does not receive any messages from the DDM. Time to mature

for the BCM, IPM and PDM is 5 seconds.

POSSIBLE CAUSES

ATTEMPT TO COMMUNICATE WITH THE DRIVER DOOR MODULE

MODULE

TEST

ACTION

APPLICABILITY

1

Turn the ignition on.
With the DRBIII

t, attempt to communicate with the Driver Door Module.

Was the DRBIII

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

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, operate the door locks from the driver’s door
and wait approximately 1 minute.
With the DRBIII

t, read DTC’s.

Did this DTC reset?

All

Yes

→ Replace the module which set the DTC in accordance with the

service information.
Perform BODY VERIFICATION TEST - VER 1.

No

→ Test Complete.

342

COMMUNICATION

Symptom:

INTERNAL BCM FAILURE

When Monitored and Set Condition:

INTERNAL BCM FAILURE

When Monitored:

Continuously.

Set Condition:

Time to mature is 125ms.

POSSIBLE CAUSES

INTERNAL BCM FAILURE

TEST

ACTION

APPLICABILITY

1

Connect the DRB to the Data Link Connector.
Turn the ignition on.
With the DRB, erase DTC’s.
Turn the ignition off then turn the ignition on and wait approximately 1 minute.
With the DRB, read DTC’s.
Did this DTC reset?

All

Yes

→ Replace the BCM in accordance with the service information.

Perform BODY VERIFICATION TEST - VER 1.

No

→ Test Complete.

343

COMMUNICATION

Symptom:

INTERNAL DDM FAILURE

When Monitored and Set Condition:

INTERNAL DDM FAILURE

When Monitored:

Continuously.

Set Condition:

Time to mature is 125ms.

POSSIBLE CAUSES

INTERNAL DDM FAILURE

TEST

ACTION

APPLICABILITY

1

Connect the DRB to the Data Link Connector.
Turn the ignition on.
With the DRB, erase DTC’s.
Turn the ignition off then turn the ignition on and wait approximately 1 minute.
With the DRB, read DTC’s.
Did this DTC reset?

All

Yes

→ Replace the DDM in accordance with the service information.

Perform BODY VERIFICATION TEST - VER 1.

No

→ Test Complete.

344

COMMUNICATION