Chrysler Voyager. Manual — part 207

TEST

ACTION

APPLICABILITY

3

Turn the ignition off.
Disconnect the Recirculation Door Actuator harness connector.
Disconnect the ATC C1 harness connector.
Measure the resistance between the Recirculation Door Driver (A) and (B) circuits.
Is the resistance above 100k ohms?

All

Yes

→ Go To 4

No

→ Repair the Recirculation Door Driver (A) and (B) circuits for a

short together.
With the DRBIII

t, reset the ATC after repair is complete.

Perform BODY VERIFICATION TEST - VER 1.

4

Turn the ignition off.
Disconnect the Recirculation Door Actuator harness connector.
Disconnect the ATC C1 harness connector.
Measure the resistance of the Recirculation Door Driver (A) circuit.
Is the resistance below 5.0 ohms?

All

Yes

→ Go To 5

No

→ Repair the Recirculation Door Driver (A) circuit for an open.

With the DRBIII

t, reset the ATC after repair is complete.

Perform BODY VERIFICATION TEST - VER 1.

5

Turn the ignition off.
Disconnect the Recirculation Door Actuator harness connector.
Disconnect the ATC C1 harness connector.
Measure the resistance of the Recirculation Door Driver (B) circuit.
Is the resistance below 5.0 ohms?

All

Yes

→ Go To 6

No

→ Repair the Recirculation Door Driver (B) circuit for an open.

With the DRBIII

t, reset the ATC after repair is complete.

Perform BODY VERIFICATION TEST - VER 1.

6

Turn the ignition off.
Disconnect the ATC C1 harness connector.
Measure the resistance between the Recirculation Door Driver (A) and (B) circuits.
Is the resistance between 26.0 and 46.0 ohms?

All

Yes

→ Replace the ATC.

With the DRBIII

t, reset the ATC after repair is complete.

Perform BODY VERIFICATION TEST - VER 1.

No

→ Go To 7

7

If there are no possible causes remaining, view repair.

All

Repair

Replace the Recirculation Door Actuator.
With the DRBIII

t, reset the ATC after repair is complete.

Perform BODY VERIFICATION TEST - VER 1.

255

AUTOMATIC TEMPERATURE CONTROL

RECIRC DOOR NOT RESPONDING (ACTIVE) —

Continued

Symptom:

RECIRC DOOR TRAVEL TOO LARGE (ACTIVE)

When Monitored and Set Condition:

RECIRC DOOR TRAVEL TOO LARGE (ACTIVE)

When Monitored:

Ignition in RUN and IOD fuse installed.

Set Condition:

This DTC is set when the ATC monitors the travel range during system

initialization and the measured range is greater than expected.

POSSIBLE CAUSES

CHECK THE ATC FOR DTCS

RECIRCULATION DOOR ACTUATOR

RECIRCULATION DOOR LINKAGE

ATC

TEST

ACTION

APPLICABILITY

1

Turn the ignition on.
With the DRB, read the active ATC DTCs.
Is the RECIRC DOOR NOT RESPONDING DTC set?

All

Yes

→ Return to the symptom list and choose the symptom.

With the DRBIII

t, reset the ATC after repair is complete.

Perform BODY VERIFICATION TEST - VER 1.

No

→ Go To 2

2

Turn the ignition off.
Remove the Recirculation Door Actuator.
By hand, attempt to rotate the Recirculation Door Actuator in both directions.
Did the Recirculation Door Actuator turn in either direction?

All

Yes

→ Replace the Recirculation Door Actuator.

With the DRBIII

t, reset the ATC after repair is complete.

Perform BODY VERIFICATION TEST - VER 1.

No

→ Go To 3

3

Remove the Recirculation Door Actuator. Rotate the recirculation door (door only).
Note: This should rotate approximately 45 degrees from stop to stop.
Inspect the recirculation door linkage for excessive wear or missing linkage.
Were any mechanical problems found?

All

Yes

→ Repair or replace the recirculation door/linkage as necessary.

With the DRBIII

t, reset the ATC after repair is complete.

Perform BODY VERIFICATION TEST - VER 1.

No

→ Replace the ATC.

With the DRBIII

t, reset the ATC after repair is complete.

Perform BODY VERIFICATION TEST - VER 1.

256

AUTOMATIC TEMPERATURE CONTROL

Symptom:

RECIRC DOOR TRAVEL TOO SMALL (ACTIVE)

When Monitored and Set Condition:

RECIRC DOOR TRAVEL TOO SMALL (ACTIVE)

When Monitored:

Ignition in RUN and IOD fuse installed.

Set Condition:

This DTC is set when the ATC monitors the travel range during system

initialization and the measured range is less than expected.

POSSIBLE CAUSES

CHECK THE ATC FOR DTCS

ATC

OBSTRUCTED RECIRC DOOR

RECIRCULATION DOOR ACTUATOR

TEST

ACTION

APPLICABILITY

1

Turn the ignition on.
With the DRB, read the active ATC DTCs.
Is the RECIRC DOOR NOT RESPONDING DTC set?

All

Yes

→ Return to the symptom list and choose the symptom.

With the DRBIII

t, reset the ATC after repair is complete.

Perform BODY VERIFICATION TEST - VER 1.

No

→ Go To 2

2

Turn the ignition off.
Disconnect the Recirculation Door Actuator harness connector.
Connect a 12-volt Test Light between the Recirculation Door Driver (A) and (B)
circuits.
Turn the ignition on.
While monitoring the test light, press the recirculation control button from off to on.
Note: Observe test light for approximately 30 seconds.
Does the test light start to flash and stay flashing?

All

Yes

→ Go To 3

No

→ Replace the ATC.

With the DRBIII

t, reset the ATC after repair is complete.

Perform BODY VERIFICATION TEST - VER 1.

3

Remove the Recirculation Door Actuator. Rotate the recirculation door (door only).
Note: This should rotate approximately 45 degrees from stop to stop.
Does the recirculation door move smoothly in both directions?

All

Yes

→ Replace the Recirculation Door Actuator.

With the DRBIII

t, reset the ATC after repair is complete.

Perform BODY VERIFICATION TEST - VER 1.

No

→ Repair or replace the recirculation door as necessary.

With the DRBIII

t, reset the ATC after repair is complete.

Perform BODY VERIFICATION TEST - VER 1.

257

AUTOMATIC TEMPERATURE CONTROL

Symptom:

*ATC HEAD LED(S)/BACK LIGHTING INOPERATIVE

POSSIBLE CAUSES

CHECK FOR ATC DTCS

CHECK FOR BCM DTCS

ATC - LED(S) INOPERATIVE

ATC - BACK LIGHTING INOPERATIVE

PANEL LAMPS DRIVER CIRCUIT OPEN

BODY CONTROL MODULE - PANEL LAMPS DRIVER OPEN

TEST

ACTION

APPLICABILITY

1

Turn the ignition on.
With the DRBIII

t, read ATC DTCs.

Does the DRBIII

t display any ATC DTCs?

All

Yes

→ Return to the symptom list and choose the symptom(s).

With the DRBIII

t, reset the ATC after repair is complete.

Perform BODY VERIFICATION TEST - VER 1.

No

→ Go To 2

2

Turn the ignition on.
With the DRBIII

t, read the BCM DTCs.

Does DRBIII

t display Headlamp Switch: Mismatch; STG; Open; or Panel Dim

Output Short?

All

Yes

→ Refer to symptoms Headlamp Switch Mismatch, Headlamp

Switch Shorted To Ground, and Headlamp Switch Open in the
Exterior Lighting catagory. Refer to symptom Panel Dimming
Output Short in the Instrument Cluster catagory.
With the DRBIII

t, reset the ATC after repair is complete.

Perform BODY VERIFICATION TEST - VER 1.

No

→ Go To 3

3

Turn the ignition on.
Turn the ATC Power switch on.
NOTE: Compare with a known good ATC Head.
Operate all ATC switches (Front Fan, Rear System, Temp, Mode, A/C, Recirc, Rear
Defog) while looking at the display and lights on the ATC Head.
Are all of the LEDs operating properly?

All

Yes

→ Go To 4

No

→ Replace the ATC in accordance with the Service Information.

With the DRBIII

t, reset the ATC after repair is complete.

Perform BODY VERIFICATION TEST - VER 1.

258

AUTOMATIC TEMPERATURE CONTROL