Diagnostic Test

WARNING: This page is about a different car, the 2012 Jeep Liberty. However, it is still accessible from the selected car via links, so may be relevant.

TEST FOR INTERMITTENT CONDITION
1. Turn the ignition on.
2. With the scan tool, record and erase the DTCs.
3. Operate the Driver Window up and down several times.
4. Wait 30 seconds.
5. With the scan tool, read the active DTCs.
  Does the scan tool display B2580-DRIVER WINDOW POSITION SENSOR(S) NO SIGNAL?
  
  Yes
  - Go To 2.
  No
  - The conditions that caused this code to set are not present at this time. Using the wiring diagram/schematic as a guide, inspect the wiring and connectors.
  - Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
(Q305) DRIVER WINDOW HALL SENSOR SUPPLY CIRCUIT OPEN

Fig 1: Checking Driver Window Hall Sensor Supply Circuit For An Open
Courtesy of CHRYSLER GROUP, LLC
1. With the scan tool, erase the DTCs.
2. Turn the ignition off.
3. Disconnect the Driver Window Motor connector.
4. Measure the voltage between the (Q305) Driver Window Hall Sensor Supply circuit and Ground.
5. Turn the ignition on.
  Is the voltage above 9.5 volts?
  
  No
  - Go To 3.
  Yes
  - Go To 4.
(Q305) HALL SENSOR SUPPLY CIRCUIT OPEN

Fig 2: Checking Hall Sensor Supply Circuit For An Open
Courtesy of CHRYSLER GROUP, LLC
1. Turn the ignition off.
2. Disconnect the Driver Door Module C4 connector.
3. Measure the resistance of the (Q305) Driver Window Hall Sensor Supply circuit between the Module connector and the Motor connector.
  Is the resistance below 2.0 Ohms?
  
  Yes
  - Replace the Driver Door Module in accordance with the Service Information.
  - Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
  No
  - Repair the (Q305) Driver Window Hall Sensor Supply circuit for an open.
  - Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
(Q301) DRIVER WINDOW HALL SENSOR A SIGNAL CIRCUIT OPEN

Fig 3: Checking Driver Window Hall Sensor A Signal Circuit For An Open
Courtesy of CHRYSLER GROUP, LLC
1. Turn the ignition off.
2. Disconnect the Driver Door Module C4 connector.
3. Measure the resistance of the (Q301) Driver Window Hall Sensor A Signal circuit between the Module connector and the Motor connector.
  Is the resistance below 2.0 Ohms?
  
  No
  - Repair the (Q301) Driver Window Hall Sensor A Signal circuit for an open.
  - Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
  Yes
  - Replace the Driver Window Motor (regulator) in accordance with the Service Information.
  - Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .