Chrysler Voyager. Manual — part 244

TEST

ACTION

APPLICABILITY

4

Turn the ignition off.
Disconnect the Radio C1 harness connector.
Using a 12-volt test light connected to 12-volts, probe both ground circuits.
Is the test light illuminated for each circuit?

All

Yes

→ Go To 5

No

→ Repair the ground circuit for an open.

Perform BODY VERIFICATION TEST - VER 1.

5

Note: Ensure there is PCI Bus communication with other modules on the
vehicle before proceeding. If not, refer to the symptom list from the menu
and repair as necessary.
Disconnect the Radio C1 harness connector.
Use Scope input cable CH7058, Cable to Probe adapter CH7062, and the red and
black test probes.
Connect the scope input cable to the channel one connector on the DRB. Attach the
red and black leads and the cable to probe adapter to the scope input cable.
Install DRBIII

t SuperCard 2 CH8361 into DRBIIIt.

With the DRBIII

t select Pep Module Tools.

Select lab scope.
Select Live Data.
Select 12 volt square wave.
Press F2 for Scope.
Press F2 and use the down arrow to set voltage range to 20 volts. Set Probe to x10.
Press F2 again when complete.
Connect the Black lead to the chassis ground. Connect the Red lead to the PCI Bus
circuit in the Radio connector.
Turn the ignition on.
Observe the voltage display on the DRB Lab Scope.
Does the voltage pulse from 0 to approximately 7.5 volts?

All

Yes

→ Go To 6

No

→ Repair the PCI Bus circuit for an open.

Perform BODY VERIFICATION TEST - VER 1.

6

If there are no possible causes remaining, view repair.

All

Repair

Replace the Radio.
Perform BODY VERIFICATION TEST - VER 1.

403

COMMUNICATION

*NO RESPONSE FROM RADIO —

Continued

Symptom:

*NO RESPONSE FROM RIGHT SIACM

POSSIBLE CAUSES

INTERROGATE FCM

GROUND CIRCUIT OPEN

SIACM RUN/START DRIVER CIRCUIT OPEN

PCI BUS CIRCUIT OPEN

RIGHT SIDE IMPACT AIRBAG CONTROL MODULE

TEST

ACTION

APPLICABILITY

1

Turn the ignition on.
With the DRBIII

t, check the FCM for any DTC’s.

Are any FCM DTC’s present?

All

Yes

→ Refer to the appropriate category and perform the symptom.

Perform AIRBAG VERIFICATION TEST - VER 1.

No

→ Go To 2

2

Ensure that the battery is fully charged.
Warning: TURN IGNITION OFF, DISCONNECT THE BATTERY AND WAIT
TWO MINUTES BEFORE PROCEEDING.
Disconnect the Right Side Impact Airbag Control Module harness connector.
Connect the appropriate Load Tool SIACM Adapter to the SIACM connector.
Using a 12-volt test light connected to 12-volts, probe the ground circuit.
Is the test light illuminated?

All

Yes

→ Go To 3

No

→ Repair the Ground circuit for an open.

Perform AIRBAG VERIFICATION TEST - VER 1.

Note: When reconnecting Airbag system components, the ignition must be
turned off and the battery must be disconnected.

3

Warning: TURN IGNITION OFF, DISCONNECT THE BATTERY AND WAIT
TWO MINUTES BEFORE PROCEEDING.
Disconnect the Right Side Impact Airbag Control Module harness connector.
Connect the appropriate Load Tool SIACM Adapter to the SIACM connector.
Turn the ignition on and then reconnect the Battery.
Measure the voltage of the SIACM Run/Start Driver circuit.
Is the voltage above 6.0 volts?

All

Yes

→ Go To 4

No

→ Repair the SIACM Run/Start Driver circuit for an open.

Perform AIRBAG VERIFICATION TEST - VER 1.

Note: When reconnecting Airbag system components, the ignition must be
turned off and the battery must be disconnected.

404

COMMUNICATION

TEST

ACTION

APPLICABILITY

4

NOTE: Ensure there is PCI bus communication with other modules. If not,
refer to the PCI Bus Communication Failure symptom and repair as
necessary.
WARNING: TURN THE IGNITION OFF, DISCONNECT THE BATTERY AND
WAIT TWO MINUTES BEFORE PROCEEDING.
Disconnect the Right Side Impact Airbag Control Module harness connector.
Connect the appropriate Load Tool SIACM Adapter to the SIACM connector.
Turn the ignition on and then reconnect the Battery.
Use Scope input cable CH7058, Cable to Probe adapter CH7062, and the red and
black test probes.
Connect the scope input cable to the channel one connector on the DRB. Attach the
red and black leads and the cable to probe adapter to the scope input cable.
With the DRBIII

t select Pep Module Tools.

Select lab scope.
Select Live Data.
Select 12 volt square wave.
Press F2 for Scope, then enter to select channel.
Press F2 and use the down arrow to set voltage range to 20 volts. Set Probe to x10.
Press F2 again when complete.
Connect the Black lead to the chassis ground. Connect the Red lead to the PCI Bus
circuit in the Right Side Impact Airbag Control Module connector.
Observe the voltage display on the DRB Lab Scope.
Does the voltage pulse from 0 to approximately 7.5 volts?

All

Yes

→ Go To 5

No

→ Repair the PCI Bus circuit for an open.

Perform AIRBAG VERIFICATION TEST - VER 1.

5

If there are no possible causes remaining, view repair.

All

Yes

→ Replace the Right Side Impact Airbag Control Module (RSIACM)

in accordance with the Service Information. WARNING: Make
sure the battery is disconnected and wait 2 minutes before
proceeding.
Perform AIRBAG VERIFICATION TEST - VER 1.

405

COMMUNICATION

*NO RESPONSE FROM RIGHT SIACM —

Continued

Symptom:

*NO RESPONSE FROM RIGHT SLIDING DOOR CONTROL MOD-
ULE

POSSIBLE CAUSES

FUSED B(+) CIRCUIT OPEN

GROUND CIRCUIT OPEN

PCI BUS CIRCUIT OPEN

RIGHT SLIDING DOOR WAKE UP SIGNAL WIRE OPEN

RIGHT SLIDING DOOR WAKE UP SIGNAL WIRE SHORT TO VOLTAGE

RIGHT SLIDING DOOR WAKE UP SIGNAL WIRE SHORT TO GROUND

BODY CONTROL MODULE - RIGHT SLIDING DOOR WAKE UP GROUND OPEN

RIGHT POWER SLIDING DOOR MODULE - OPEN

TEST

ACTION

APPLICABILITY

1

Turn the ignition off.
Disconnect the Right Sliding Door Control Module C1 harness connector.
Measure the voltage of the Fused B(+) circuit.
Is the voltage above 10.0 volts?

All

Yes

→ Go To 2

No

→ Repair the Fused B(+) circuit for an open.

Perform BODY VERIFICATION TEST - VER 1.

2

Turn the ignition off.
Disconnect the Right Sliding Door Control Module C1 harness connector.
Using a 12-volt test light connected to 12-volts, check the Ground circuit.
Does the test light illuminate brightly?

All

Yes

→ Go To 3

No

→ Repair the Ground circuit for an open.

Perform BODY VERIFICATION TEST - VER 1.

406

COMMUNICATION