Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCHRYSLER2004TOWN & COUNTRY LIMITED, FWDREPAIR AND DIAGNOSISACCESSORIES & EQUIPMENTMEMORY MODULESBODY DIAGNOSTIC PROCEDURES - SYMPTOMS - AUDIO, AUTOMATIC TEMPERATURE CONTROL, CABIN HEATER
2004 Chrysler Town & Country Limited, FWD
Body Diagnostic Procedures - Symptoms - Audio, Automatic Temperature Control, Cabin Heater
2004 Chrysler Town & Country Limited, FWDSECTION Body Diagnostic Procedures - Symptoms - Audio, Automatic Temperature Control, Cabin Heater
- Audio - Symptoms
- Symptom: All Outputs Short
- Symptom List: Cassette Player INOP; Cd Mechanical Failure; No PCI Transmission; Rear Transmitter Failure; *Am/Fm Switch Inoperative; *Any Station Preset Switch Inoperative; *Balance Inoperative; *Cd Eject Switch Inoperative; *Equalizer Inoperative; *Fader Inoperative; *Ff/RW Switch Inoperative; *Hour/Minute Switches Inoperative; *Pause/Play Switch Inoperative; *PWR Switch Inoperative; *Scan Switch Inoperative; *Seek Switch Inoperative; *Set Switch Inoperative; *Tape Eject Switch Inoperative; *Time Switch Inoperative; *Tune Switch Inoperative
- Symptom: Cd Changer Mechanical Failure
- Symptom: Cd Changer Read Failure
- Symptom: Cd Changer Temperature High
- Symptom: Cd Play Failure
- Symptom: Cd Read Failure
- Symptom: Cd Temperature High
- Symptom: GPS Antenna Not Connected
- Symptom: Low Voltage Level
- Symptom List: NBS Output 1 Open; NBS Output 2 Open
- Symptom List: NBS Output 1 Short To Batt; NBS Output 2 Short To Batt
- Symptom: No Antenna Connection
- Symptom: No Communication With BCM
- Symptom: Power Amp Shutdown
- Symptom: Radio And NAV GPS Antenna Not Connected
- Symptom: Remote Radio Switch Stuck
- Symptom: *Remote Radio Controls Inoperative
- Automatic Temperature Control - Symptoms
- Symptom: Ac Pressure Too High (Active)
- Symptom List: Ac Pressure Too High (Stored); Driver Blend Door Not Responding (Stored); Driver Blend Door Range Too Large (Stored); Driver Blend Door Travel Too Small (Stored); EVAP Temp Sensor Open (Stored); EVAP Temp Sensor Shorted (Stored); Front Ir Sensor And Control Head Mismatch (Stored); Front Ir Sensor Change Too Large (Stored); Front Ir Sensor High (Stored); Front Ir Sensor Low (Stored); Front Ir Sensor Not Calibrated (Stored); Front Keyboard Communication Fault (Stored); Front Keyboard Fault (Stored); Front Mode Door Not Responding (Stored); Front Mode Door Travel Too Large (Stored); Front Mode Door Travel Too Small (Stored); Pass Blend Door Not Responding (Stored); Pass Blend Door Travel Too Large (Stored); Pass Blend Door Travel Too Small (Stored); PCI Bus Shorted High (Stored); PCI Bus Shorted Low (Stored); Rear Blend Door Not Responding (Stored); Rear Blend Door Range Too Large (Stored); Rear Blend Door Travel Too Small (Stored); Rear Fan Pot Open (Stored); Rear Fan Pot Shorted (Stored); Rear Keyboard Fault (Stored); Rear Mode Door Not Responding (Stored); Rear Mode Door Travel Too Large (Stored); Rear Mode Door Travel Too Small (Stored); Rear Mode Pot Open (Stored); Rear Mode Pot Shorted (Stored); RECIRC Door Not Responding (Stored); RECIRC Door Travel Too Large (Stored); RECIRC Door Travel Too Small (Stored);
- Notes
- When Monitored and Set Condition:
- Ac Pressure Too High (Stored)
- Driver Blend Door Not Responding (Stored)
- Driver Blend Door Range Too Large (Stored)
- Driver Blend Door Travel Too Small (Stored)
- EVAP Temp Sensor Open (Stored)
- EVAP Temp Sensor Shorted (Stored)
- Front Ir Sensor And Control Head Mismatch (Stored)
- Front Ir Sensor Change Too Large (Stored)
- Front Ir Sensor High (Stored)
- Front Ir Sensor Low (Stored)
- Front Ir Sensor Not Calibrated (Stored)
- Front Keyboard Communication Fault (Stored)
- Front Keyboard Fault (Stored)
- Front Mode Door Not Responding (Stored)
- Front Mode Door Travel Too Large (Stored)
- Front Mode Door Travel Too Small (Stored)
- Pass Blend Door Not Responding (Stored)
- Pass Blend Door Travel Too Large (Stored)
- Pass Blend Door Travel Too Small (Stored)
- PCI Bus Shorted High (Stored)
- PCI Bus Shorted Low (Stored)
- Rear Blend Door Not Responding (Stored)
- Rear Blend Door Range Too Large (Stored)
- Rear Blend Door Travel Too Small (Stored)
- Rear Fan Pot Open (Stored)
- Rear Fan Pot Shorted (Stored)
- Rear Keyboard Fault (Stored)
- Rear Mode Door Not Responding (Stored)
- Rear Mode Door Travel Too Large (Stored)
- Rear Mode Door Travel Too Small (Stored)
- Rear Mode Pot Open (Stored)
- Rear Mode Pot Shorted (Stored)
- RECIRC Door Not Responding (Stored)
- RECIRC Door Travel Too Large (Stored)
- RECIRC Door Travel Too Small (Stored)
- Possible Causes
- Diagnostic Procedure
- Symptom: Cooldown Test Failed
- Symptom: Driver Blend Door Not Responding (Active)
- Symptom: Driver Blend Door Travel Too Large (Active)
- Symptom: Driver Blend Door Travel Too Small (Active)
- Symptom: EEPROM Checksum Error (Active)
- Symptom: EVAP Temp Sensor Open (Active)
- Symptom: EVAP Temp Sensor Shorted (Active)
- Symptom List: Front And Rear Blower Output 1 Open Front And Rear Blower Output 2 Open
- Symptom List: Front And Rear Blower Output 1 Short To Batt Front And Rear Blower Output 2 Short To Batt
- Symptom List: Front Ir Sensor And Control Head Mismatch (Active); Front Ir Sensor Change Too Large (Active); Front Ir Sensor High (Active); Front Ir Sensor Low (Active)
- Symptom List: Front Ir Sensor Not Calibrated (Active); Front Keyboard Fault (Active)
- Symptom: Front Keyboard Communication Fault (Active)
- Symptom: Front Mode Door Not Responding (Active)
- Symptom: Front Mode Door Travel Too Large (Active)
- Symptom: Front Mode Door Travel Too Small (Active)
- Symptom: Invalid Conditions For Cooldown Test, EVAP Temperature Too Low
- Symptom: Pass Blend Door Not Responding (Active)
- Symptom: Pass Blend Door Travel Too Large (Active)
- Symptom: Pass Blend Door Travel Too Small (Active)
- Symptom List: PCI Bus Shorted High (Active); PCI Bus Shorted Low (Active)
- Symptom: Rear Blend Door Not Responding (Active)
- Symptom: Rear Blend Door Travel Too Large (Active)
- Symptom: Rear Blend Door Travel Too Small (Active)
- Symptom List: Rear Fan Pot Open (Active); Rear Fan Pot Shorted (Active); Rear Mode Pot Open (Active); Rear Mode Pot Shorted (Active)
- Symptom: Rear Keyboard Fault (Active)
- Symptom: Rear Mode Door Not Responding (Active)
- Symptom: Rear Mode Door Travel Too Large (Active)
- Symptom: Rear Mode Door Travel Too Small (Active)
- Symptom: RECIRC Door Not Responding (Active)
- Symptom: RECIRC Door Travel Too Large (Active)
- Symptom: RECIRC Door Travel Too Small (Active)
- Symptom: *ATC Head Led(S)/Back Lighting Inoperative
- Symptom: *Front Blower Motor Inoperative
- Symptom: *Front Blower Runs At Only One Speed
- Symptom: *HVAC System Test
- Symptom: *Rear ATC Switch Led(S)/Back Lighting Inoperative
- Symptom: *Rear Blower Motor Inoperative
- Symptom: *Rear Blower Runs At Only One Speed
- Cabin Heater - Symptoms
- Notes
- Symptom List: A. Cabin Heater Pre-Test; Cabin Heater Control Circuit Open (Stored); Cabin Heater Control Circuit Short To Battery (Stored)
- Symptom: Cabin Heater Control Circuit Open (Active)
- Symptom: Cabin Heater Control Circuit Short To Battery (Active)
- Symptom: *Cabin Heater Inoperable From A/C - Heater Module (MTC)
- Symptom: *Cabin Heater Inoperable From Auto Temp Control (ATC)
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.