B1863

B1863-PASSENGER WINDOW POSITION SENSOR POWER SUPPLY LOW - PDM





For a complete wiring diagram REFER to DIAGRAMS/ELECTRICAL .


- When Monitored:
Whenever the module is awake.

- Set Condition:
When the Passenger Window Hall Sensor Supply circuit falls below 0.8 volts for over 480 ms., this code will set.






Diagnostic Test


1. TEST FOR INTERMITTENT CONDITION
NOTE: Ensure the battery voltage and charging system are within specifications before proceeding.

Turn the ignition on.
With the scan tool, erase all DTC's.
Operate the Passenger Window up and down several times.
Wait 30 seconds.
With the scan tool, read DTC's.
Does the scan tool display this DTC?

Yes


- Go To 2


No


- The condition that caused this symptom is currently not present. Check for an intermittent condition by inspecting the related wiring harness for chafed, pierced, pinched, and partially broken wires. Also, inspect the related connectors for broken, bent, pushed out, spread, corroded, or contaminated terminals. Repair as necessary.
- Perform BODY VERIFICATION TEST - VER 1.Body Verification Test


2. PASSENGER WINDOW MOTOR SHORTED




With the scan tool, erase DTC's.
Turn the ignition off.
Disconnect the Passenger Window Motor harness connector.

NOTE: The graphic shows the Right Hand Drive connector. See the schematic for the Left Hand Drive connectors.

Turn the ignition on.
Operate the passenger window switch up and down several times.
With the scan tool, read DTC's.
Does the scan tool display B1863-PASSENGER WINDOW POSITION SENSOR POWER SUPPLY LOW?

No


- Replace the Passenger Window Motor.
- Perform BODY VERIFICATION TEST - VER 1.Body Verification Test


Yes


- Go To 3


3. (Q306) PASSENGER WINDOW HALL SENSOR SUPPLY CIRCUIT SHORT TO GROUND




Turn the ignition off.
Disconnect the Passenger Door Module C4 harness connector.
Measure the resistance between ground and the (Q306) Passenger Window Hall Sensor Supply circuit.
Is the resistance above 10k ohms?

Yes


- Replace the Passenger Door Module.
- Perform BODY VERIFICATION TEST - VER 1.Body Verification Test.


No


- Repair the (Q306) Passenger Window Hall Sensor Supply circuit for a short to ground.
- Perform BODY VERIFICATION TEST - VER 1.Body Verification Test