FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
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B1860






B1860-PASSENGER WINDOW MOTOR CONTROL CIRCUIT HIGH - PDM





For a complete wiring diagram Refer to Diagrams/Electrical.

- When Monitored:

Whenever the module is awake.

- Set Condition:

When both Passenger Window Driver circuits (Up and Down) are supplied with voltage during a window movement command, this code will set.





Diagnostic Test

1.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 B1860-PASSENGER WINDOW MOTOR CONTROL CIRCUIT HIGH?

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 - VER 1. Body Verification Test

2.(Q322) PASSENGER WINDOW EXPRESS DOWN DRIVER CIRCUIT SHORT TO VOLTAGE





Turn the ignition off.

Disconnect the Passenger Door Module C1 connector.

Turn the ignition on.

Measure the voltage between the (Q322) Passenger Window Express Down Driver circuit and Ground.

Is there any voltage present?

Yes

- Repair the (Q322) Passenger Window Express Down Driver circuit for a short to voltage.
- Perform BODY VERIFICATION TEST - VER 1. Body Verification Test

No

- Go To 3

3.(Q312)PASSENGER WINDOW EXPRESS UP DRIVER CIRCUIT SHORT TO VOLTAGE





Measure the voltage between the (Q312) Passenger Window Express Up Driver circuit and Ground.

Is there any voltage present?

Yes

- Repair the (Q312) Passenger Window Express Up Driver circuit for a short to voltage.
- Perform BODY VERIFICATION TEST - VER 1. Body Verification Test

No

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