Chrysler Pacifica. Manual — part 145
Symptom:
DRIVER BLEND DOOR TRAVEL TOO SMALL (ACTIVE) - ATC
When Monitored and Set Condition:
DRIVER BLEND DOOR TRAVEL TOO SMALL (ACTIVE) - ATC
When Monitored:
With the ignition on and the IOD fuse installed.
Set Condition:
The Automatic Temperature Control (ATC) monitors the door’s range of
travel during system initialization. If the measured range is less than expected, the DTC
will set.
POSSIBLE CAUSES
DRIVER BLEND DOOR NOT RESPONDING DTC SET
AUTOMATIC TEMPERATURE CONTROL (ATC)
OBSTRUCTED BLEND DOOR
DRIVER BLEND DOOR ACTUATOR
TEST
ACTION
APPLICABILITY
1
Turn the ignition on.
With the DRBIII
t, read the active ATC DTCs.
Does the DRBIII
t display: DRIVER BLEND DOOR NOT RESPONDING?
All
Yes
→ Return to the Heating & A/C symptom list and choose the
symptom.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Go To 2
2
Turn the ignition off.
Disconnect the Driver Blend Door Actuator harness connector.
Connect a 12-volt Test Light between the Driver Blend Door Actuator harness
connector cavities.
Turn the ignition on.
While monitoring the test light, press the DRIVER BLEND mode switch to change
the temp setting from lo to hi.
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 Automatic Temperature Control (ATC) in accordance
with the Service Information.
Perform BODY VERIFICATION TEST - VER 1.
577
HEATING & A/C
TEST
ACTION
APPLICABILITY
3
Remove the Driver Blend Door Actuator from the A/C-Heater Housing assembly.
Rotate the driver blend door from stop to stop. Note: The door should rotate
approximately 45 degrees from stop to stop.
Does the driver blend door move smoothly in both directions?
All
Yes
→ Replace the Driver Blend Door Actuator in accordance with the
Service Information.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Repair or replace the driver blend door as necessary in accordance
with the Service Information.
Perform BODY VERIFICATION TEST - VER 1.
578
HEATING & A/C
DRIVER BLEND DOOR TRAVEL TOO SMALL (ACTIVE) - ATC —
Continued
Symptom:
DRV FRONT DOOR MESSAGE MISSING (ACTIVE) - ATC
When Monitored and Set Condition:
DRV FRONT DOOR MESSAGE MISSING (ACTIVE) - ATC
When Monitored:
With the ignition on and the IOD fuse installed.
Set Condition:
This DTC will set if the Automatic Temperature Control (ATC) does not
receive the Left Front Door Ajar message from the Driver Door Module (DDM) for more
than 5 seconds.
POSSIBLE CAUSES
NO COMMUNICATION WITH DRIVER DOOR MODULE (DDM)
DRIVER DOOR MODULE (DDM) DTC(S) PRESENT
AUTOMATIC TEMPERATURE CONTROL (ATC)
DRIVER DOOR MODULE (DDM)
TEST
ACTION
APPLICABILITY
1
Turn the ignition on.
With the DRBIII
t, read the active ATC DTCs.
Does the DRBIII
t display: NO COMMUNICATION WITH DDM?
All
Yes
→ Return to the Heating & A/C symptom list and choose the
symptom.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Go To 2
2
Turn the ignition on.
With the DRBIII
t, read DDM DTCs.
Does the DRBIII
t display any DTCs?
All
Yes
→ Refer to the appropriate category for the related symptom(s).
Perform BODY VERIFICATION TEST - VER 1.
No
→ Go To 3
3
Turn the ignition on.
With DRBIII
t in ATC, Monitor Display, PCI Bus Messages, look for the following
message:
9L FR DOOR AJAR SW:9
Is
9NO RESPONSE9 displayed after this message?
All
Yes
→ Replace the Driver Door Module (DDM) in accordance with the
Service Information.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Replace the Automatic Temperature Control (ATC) in accordance
with the Service Information.
Perform BODY VERIFICATION TEST - VER 1.
579
HEATING & A/C
Symptom:
ENGINE SENSORS MESSAGE MISSING (ACTIVE) - ATC
When Monitored and Set Condition:
ENGINE SENSORS MESSAGE MISSING (ACTIVE) - ATC
When Monitored:
With the ignition on and the IOD fuse installed.
Set Condition:
This DTC will set if the Automatic Temperature Control (ATC) does not
receive the message from the Powertrain Control Module (PCM) for more than 16 seconds.
This message provides A/C Pressure Sensor Failure and Refrigerant Pressure Failure.
POSSIBLE CAUSES
NO COMMUNICATION WITH POWERTRAIN CONTROL MODULE (PCM)
POWERTRAIN CONTROL MODULE (PCM) DTC(S) PRESENT
AUTOMATIC TEMPERATURE CONTROL (ATC)
POWERTRAIN CONTROL MODULE (PCM)
TEST
ACTION
APPLICABILITY
1
Turn the ignition on.
With the DRBIII
t, read the active ATC DTCs.
Does the DRBIII
t display: NO COMMUNICATION WITH PCM?
All
Yes
→ Return to the Heating & A/C symptom list and choose the
symptom.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Go To 2
2
Turn the ignition on.
With the DRBIII
t, read PCM DTCs.
Does the DRBIII
t display any DTCs?
All
Yes
→ Refer to the Powertrain Diagnostic Information for the related
symptom(s).
Perform BODY VERIFICATION TEST - VER 1.
No
→ Go To 3
3
Turn the ignition on.
With DRBIII
t in ATC, Monitor Display, PCI Bus Messages, look for the following
messages:
9AC PRES FAILURE:9
9REFRIG PRESS FAILURE:9
Is
9NO RESPONSE9 displayed after either of these messages?
All
Yes
→ Replace the Powertrain Control Module (PCM) in accordance with
the Service Information.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Replace the Automatic Temperature Control (ATC) in accordance
with the Service Information.
Perform BODY VERIFICATION TEST - VER 1.
580
HEATING & A/C
Нет комментариевНе стесняйтесь поделиться с нами вашим ценным мнением.
Текст