B1859

B1859 - Driver Window Position Sensor Power Supply High






For a complete wiring diagram, refer to.

• When Monitored: Whenever the power to the module is turned off and it changes from awake to sleep mode.

• Set Condition: When the driver window hall sensor supply circuit is more than 1.5 volts for over 15ms and the power to the module has been turned off.






Test Step 1 - Test for an Intermittent Condition

• Turn the ignition ON.

• With the scan tool, erase any DTCs.

• Operate the driver window up and down several times.

• Wait 30 seconds.

• With the scan tool, check for DTCs.

Does the scan tool display B1859 - Driver Window Position Sensor Power Supply High?

Yes

• Go to Test Step 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 the Body Verification Test. Refer to => Non-DTC Based Diagnostics. Body Interior

Test Step 2 - Driver Window Hall Sensor Supply Circuit Short to Voltage






• Turn the ignition OFF.

• Disconnect the driver door module C4 harness connector.

• Turn the ignition ON.

• Measure the voltage of the driver window hall sensor supply circuit.

Is there any voltage present?

Yes

• Repair the circuit for a short to voltage.

• Perform the Body Verification Test. Refer to => Non-DTC Based Diagnostics. Body Interior

No

• Replace the driver door module.

• Perform the Body Verification Test. Refer to => Non-DTC Based Diagnostics. Body Interior