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.
Diagnostic Test
- TEST FOR INTERMITTENT CONDITION
Turn the ignition on.
With the scan tool, record and erase DTC's
Try to operate the Passenger Window up and down several times.
Wait 30 seconds.
With the scan tool, read DTC's.
Does the scan tool display B1865-PASSENGER WINDOW POSITION SENSOR CIRCUIT PERFORMANCE?
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 BODY VERIFICATION TEST .
- (Q302) PASSENGER WINDOW HALL SENSOR A SIGNAL SHORT TO GROUND
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Turn the ignition off.
Disconnect the Passenger Window Motor connector.
Disconnect the Passenger Door Module C1 connector.
Measure the resistance between Ground and the (Q302) Passenger Window Hall Sensor A Signal circuit.
Is the resistance below 10000.0 ohms?
Yes
- Repair the (Q302) Passenger Window Hall Sensor A signal circuit for a short to ground.
- Perform BODY VERIFICATION TEST .
No
- Go To 3.
- (Q304) PASSENGER WINDOW HALL SENSOR B SIGNAL CIRCUIT SHORT TO GROUND
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Measure the resistance between Ground and the (Q304) Passenger Window Hall Sensor B Signal circuit.
Is the resistance below 10000.0 ohms?
Yes
- Repair the (Q304) Passenger Window Hall Sensor B Signal circuit for a short to ground.
- Perform BODY VERIFICATION TEST .
No
- Go To 4.
- (Q302) PASSENGER WINDOW HALL SENSOR A SIGNAL CIRCUIT OPEN Fig 3: Measuring Resistance Of (Q302) Passenger Window Hall Sensor Signal Circuit Between Motor Connector And Module C1 Connector
Courtesy of CHRYSLER LLC
Measure the resistance of the (Q302) Passenger Window Hall Sensor A Signal circuit between the Motor connector and the Module C1 connector.
Is the resistance below 1.0 ohms?
No
- Repair the (Q302) Passenger Window Hall Sensor A Signal circuit for an open.
- Perform BODY VERIFICATION TEST .
Yes
- Go To 5.
- (Q304) PASSENGER WINDOW HALL SENSOR B SIGNAL CIRCUIT OPEN Fig 4: Measuring Resistance Of (Q304) Passenger Window Hall Sensor B Signal Circuit Between Motor Connector And Module C1 Connector
Courtesy of CHRYSLER LLC
Measure the resistance of the (Q304) Passenger Window Hall Sensor B Signal circuit between the Motor connector and the Module C1 connector.
Is the resistance below 1.0 ohms?
No
- Repair the (Q304) Passenger Window Hall Sensor B Signal circuit for an open.
- Perform BODY VERIFICATION TEST .
Yes
- Go To 6.
- (Q304) PASSENGER WINDOW HALL SENSOR B SIGNAL CIRCUIT SHORTED TO (Q990) PASSENGER WINDOW HALL SENSOR RETURN CIRCUIT Fig 5: Measuring Resistance Between Passenger Window Hall Sensor B Signal Circuit And Passenger Window Hall Sensor Return Circuit
Courtesy of CHRYSLER LLC
Measure the resistance between the (Q304) Passenger Window Hall Sensor B Signal circuit and the (Q990) Passenger Window Hall Sensor Return circuit in the PDM C1 connector.
Is the resistance below 10000.0 ohms?
Yes
- Repair the (Q304) Passenger Window Hall Sensor B Signal circuit for a short to the (Q990) Passenger Window Hall Sensor Return circuit.
- Perform BODY VERIFICATION TEST .
No
- Go To 7.
- (Q302) PASSENGER WINDOW HALL SENSOR A SIGNAL CIRCUIT SHORTED TO (Q990) PASSENGER WINDOW HALL SENSOR RETURN CIRCUIT Fig 6: Measuring Resistance Between Passenger Window Hall Sensor Signal Circuit And Passenger Window Hall Sensor Return Circuit
Courtesy of CHRYSLER LLC
Measure the resistance between the (Q302) Passenger Window Hall Sensor A Signal circuit and the (Q990) Passenger Window Hall Sensor Return circuit in the PDM C1 connector.
Is the resistance below 10000.0 ohms?
Yes
- Repair the (Q302) Passenger Window Hall Sensor A Signal circuit for a short to the (Q990) Passenger Window Hall Sensor Return circuit.
- Perform BODY VERIFICATION TEST .
No
- Go To 8.
- (Q302) PASSENGER WINDOW HALL SENSOR A SIGNAL CIRCUIT SHORT TO (Q304) PASSENGER WINDOW HALL SENSOR B SIGNAL CIRCUIT Fig 7: Measuring Resistance Between (Q302) Passenger Window Hall Sensor Signal Circuit And (Q304) Passenger Window Hall Sensor B Signal Circuit
Courtesy of CHRYSLER LLC
Measure the resistance between the (Q302) Passenger Window Hall Sensor A Signal circuit and the (Q304) Passenger Window Hall Sensor B Signal circuit.
Is the resistance below 10000.0 ohms?
Yes
- Repair the (Q302) Passenger Window Hall Sensor A Signal circuit for a short to the (Q304) Passenger Window Hall Sensor B Signal circuit.
- Perform BODY VERIFICATION TEST .
No
- Replace the Window Regulator Assembly.
- Perform BODY VERIFICATION TEST .
Use the Manual With the Right Hardware
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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.
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