Chrysler Voyager. Manual — part 292

Symptom:

ACCESSORY POWER OUTPUT 2 SHORT TO B+

When Monitored and Set Condition:

ACCESSORY POWER OUTPUT 2 SHORT TO B+

When Monitored:

Continuously with the ignition on.

Set Condition:

The FCM has detected a short to battery voltage in the Accessory Relay

control circuit.

POSSIBLE CAUSES

FRONT CONTROL MODULE

FUSE & RELAY CENTER INTERNAL MALFUNCTION

ACCESSORY RELAY

FRONT CONTROL MODULE

INTERMITTENT CONDITION

TEST

ACTION

APPLICABILITY

1

Turn the ignition on.
With the DRBIII

t, erase the current Front Control Module DTC’s.

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

t, read the current Front Control Module DTC’s.

Does the DRBIII

t display both ACCESSORY POWER OUTPUT SHORTED TO

BATTERY trouble codes?

All

Yes

→ Go To 2

No

→ Go To 3

2

Turn the ignition off.
Disconnect the Accessory Relay from the Fuse & Relay Center.
Connect a known good relay to the Accessory Relay location in the Fuse & Relay
Center.
Turn the ignition on.
With the DRBIII

t, erase the current Front Control Module DTC’s.

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

t, read the current Front Control Module DTC’s.

Does the DRBIII

t display both ACCESSORY POWER OUTPUT SHORTED TO

BATTERY trouble codes?

All

Yes

→ Replace the Fuse and Relay Center.

Perform BODY VERIFICATION TEST - VER 1.

No

→ Replace the original Accessory Relay.

Perform BODY VERIFICATION TEST - VER 1.

595

IGNITION, POWER, ACCESSORY

TEST

ACTION

APPLICABILITY

3

Turn the ignition on.
With the DRBIII

t, read the current Front Control Module DTC’s.

Does the DRBIII

t display the ACCESSORY POWER OUTPUT #1 SHORTED TO

BATTERY trouble code?

All

Yes

→ Replace the Front Control Module.

Perform BODY VERIFICATION TEST - VER 1.

No

→ Go To 4

4

Turn the ignition on.
With the DRBIII

t, read the current Front Control Module DTC’s.

Does the DRBIII

t display the ACCESSORY POWER OUTPUT #2 SHORTED TO

BATTERY trouble code?

All

Yes

→ Replace the Front Control Module.

Perform BODY VERIFICATION TEST - VER 1.

No

→ This symptom represents an internal malfunction in the Front

Control Module. The condition that caused this symptom is
currently not present.
Perform BODY VERIFICATION TEST - VER 1.

596

IGNITION, POWER, ACCESSORY

ACCESSORY POWER OUTPUT 2 SHORT TO B+ —

Continued

Symptom:

CPA NOT ENGAGED

When Monitored and Set Condition:

CPA NOT ENGAGED

When Monitored:

Continuously with the ignition on.

Set Condition:

If the connector positive assurance lock is not fully engaged, the Front

Control Module will detect battery voltage on the B(+) Sense circuit. With voltage present,
the FCM determines that there is a poor connection at connector C5 of the Fuse and Relay
Center.

POSSIBLE CAUSES

FRONT CONTROL MODULE INTERNAL MALFUNCTION

FUSE AND RELAY CENTER INTERNAL MALFUNCTION

INTERMITTENT CONDITION

CONNECTOR POSITIVE ASSURANCE LOCK

TEST

ACTION

APPLICABILITY

1

Turn the ignition on.
With the DRBIII

t, erase the current Front Control Module DTC’s.

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

t, read the current Front Control Module DTC’s.

Does the DRBIII

t display: CPA NOT ENGAGED?

All

Yes

→ Go To 2

No

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

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

2

Turn the ignition off.
Disconnect the Front Control Module from the Fuse and Relay Center.
Measure the voltage of the B(+) Sense circuit at the Fuse and Relay Center side of the
FCM connector.
Is the voltage above 10.0 volts?

All

Yes

→ Go To 3

No

→ Replace the Front Control Module.

Perform BODY VERIFICATION TEST - VER 1.

597

IGNITION, POWER, ACCESSORY

TEST

ACTION

APPLICABILITY

3

Turn the ignition off.
Inspect connector C5 on the Fuse and Relay Center, ensure the connector lock is
properly seated into the connector.
Measure the voltage of the B(+) Sense circuit at the Fuse and Relay Center side of the
FCM connector.
Is the voltage above 10.0 volts?

All

Yes

→ Replace the Fuse and Relay Center.

Perform BODY VERIFICATION TEST - VER 1.

No

→ Verify the Connector Positive Assurance lock is correctly seated.

Perform BODY VERIFICATION TEST - VER 1.

598

IGNITION, POWER, ACCESSORY

CPA NOT ENGAGED —

Continued