Chrysler Voyager. Manual — part 382

Symptom:

NO VALID MESSAGES RECEIVED (EXPORT ONLY)

When Monitored and Set Condition:

NO VALID MESSAGES RECEIVED (EXPORT ONLY)

When Monitored:

Continuously with the ignition on.

Set Condition:

The RKE/Thatcham Alarm Module does not receive any valid messages on

the PCI Bus for a minimum of 5 seconds.

POSSIBLE CAUSES

INTERMITTENT CONDITION

RKE/THATCHAM ALARM MODULE - INTERNAL MALFUNCTION

TEST

ACTION

APPLICABILITY

1

Turn the ignition on.
With the DRBIII

t, erase the current RKE/Thatcham Alarm Module DTC’s.

Turn the ignition off, wait 10 seconds then turn the ignition on.
With the DRBIII

t, read the current RKE/Thatcham Alarm Module DTC’s.

Does the DRBIII

t display: NO VALID MESSAGES RECEIVED?

All

Yes

→ Replace the RKE/Thatcham Alarm Module.

Perform VTSS VERIFICATION TEST - 1A.

No

→ The condition that caused this symptom is currently not present.

Inspect the related wiring harness for a possible intermittent
condition.
Perform VTSS VERIFICATION TEST - 1A.

955

VEHICLE THEFT/SECURITY

Symptom:

PCI BUS SHORTED TO BATTERY (EXPORT ONLY)

When Monitored and Set Condition:

PCI BUS SHORTED TO BATTERY (EXPORT ONLY)

When Monitored:

Continuously with the ignition on.

Set Condition:

The RKE/Thatcham Alarm Module has detected a short to battery voltage

on the PCI Bus.

POSSIBLE CAUSES

PCI BUS MALFUNCTION

INTERMITTENT CONDITION

TEST

ACTION

APPLICABILITY

1

NOTE: If this code is set and active it will be necessary to perform the PCI
Bus Communication Failure symptom.
NOTE: The conditions that set the DTC are not present at this time. The
following list may help in identifying the intermittent condition.
Refer to any Technical Service Bulletins (TSB) that may apply.
Visually inspect the related wiring harness. Look for any chafed, pierced, pinched, or
partially broken wires.
Visually inspect the related wiring harness connectors. Look for broken, bent, pushed
out, or corroded terminals.
Were any of the above conditions present?

All

Yes

→ Repair as necessary.

Perform VTSS VERIFICATION TEST - 1A.

No

→ The condition that caused this symptom is currently not present.

Inspect the related wiring harness for a possible intermittent
condition. Look for any chafed, pierced, pinched or partially
broken wires.
Perform VTSS VERIFICATION TEST - 1A.

956

VEHICLE THEFT/SECURITY

Symptom:

PCI BUS SHORTED TO GROUND (EXPORT ONLY)

When Monitored and Set Condition:

PCI BUS SHORTED TO GROUND (EXPORT ONLY)

When Monitored:

Continuously with the ignition on.

Set Condition:

The RKE/Thatcham Alarm Module has detected a short to ground on the

PCI Bus.

POSSIBLE CAUSES

PCI BUS MALFUNCTION

INTERMITTENT CONDITION

TEST

ACTION

APPLICABILITY

1

NOTE: If this code is set and active it will be necessary to perform the PCI
Bus Communication Failure symptom.
NOTE: The conditions that set the DTC are not present at this time. The
following list may help in identifying the intermittent condition.
Refer to any Technical Service Bulletins (TSB) that may apply.
Visually inspect the related wiring harness. Look for any chafed, pierced, pinched, or
partially broken wires.
Visually inspect the related wiring harness connectors. Look for broken, bent, pushed
out, or corroded terminals.
Were any of the above conditions present?

All

Yes

→ Repair as necessary.

Perform VTSS VERIFICATION TEST - 1A.

No

→ The condition that caused this symptom is currently not present.

Inspect the related wiring harness for a possible intermittent
condition. Look for any chafed, pierced, pinched or partially
broken wires.
Perform VTSS VERIFICATION TEST - 1A.

957

VEHICLE THEFT/SECURITY

Symptom:

PCM MESSAGES NOT RECEIVED (EXPORT ONLY)

When Monitored and Set Condition:

PCM MESSAGES NOT RECEIVED (EXPORT ONLY)

When Monitored:

Continuously with the ignition on.

Set Condition:

The RKE/Thatcham Alarm Module does not receive any messages from

the PCM for at least 5 seconds.

POSSIBLE CAUSES

INTERMITTENT CONDITION

PCM COMMUNICATION FAILURE

PCI BUS CIRCUIT OPEN

RKE/THATCHAM ALARM MODULE - INTERNAL MALFUNCTION

TEST

ACTION

APPLICABILITY

1

Turn the ignition on.
With the DRBIII

t, attempt to communicate with the PCM.

Was the DRBIII

t able to communicate with the PCM?

All

Yes

→ Go To 2

No

→ Refer to the Communication category and perform the appropri-

ate symptom.
Perform VTSS VERIFICATION TEST - 1A.

2

Turn the ignition on.
With the DRBIII

t, attempt to communicate with the RKE/Thatcham Alarm Module.

Was the DRBIII

t able to communicate with the RKE/Thatcham Alarm Module?

All

Yes

→ The condition that caused this symptom is currently not present.

Inspect the related wiring harness for a possible intermittent
condition.
Perform VTSS VERIFICATION TEST - 1A.

No

→ Go To 3

3

Turn the ignition off.
Disconnect the negative battery cable.
Disconnect the RKE/Thatcham Alarm Module 16-way harness connector.
Disconnect the DRBIII

t from the data link connector.

Measure the resistance of the PCI Bus circuit between the data link connector and
the Thatcham Alarm Module connector.
Is the resistance below 5.0 ohms?

All

Yes

→ Replace the RKE/Thatcham Alarm Module.

Perform VTSS VERIFICATION TEST - 1A.

No

→ Repair the PCI Bus circuit for an open.

Perform VTSS VERIFICATION TEST - 1A.

958

VEHICLE THEFT/SECURITY