Circuit/System Verification

Ignition - On/Vehicle - In Service Mode
Perform the scan tool control function: Driver Window Motor - Up & Down
Verify the component operates in both directions: M74D Window Motor - Driver
- If not the specified state
  Refer to: Circuit/System Testing - Test 1
- Go to next step: If the specified state
Operate the component: Driver Left Front Window Switch - Pressed & Pulled
Verify the component works as specified: M74D Window Motor - Driver = Up/Express Up/Down/Express Down
- If not the specified state
  Refer to: Circuit/System Testing - Test 2
- Go to next step: If the specified state
S79D Window Switch - Driver - Not Pressed
Verify the scan tool parameter:
- Left Rear Window Main Control Down Switch = Inactive
- Left Rear Window Main Control Express Switch = Inactive
- Left Rear Window Main Control Up Switch = Inactive
- Right Rear Window Main Control Down Switch = Inactive
- Right Rear Window Main Control Express Switch = Inactive
- Right Rear Window Main Control Up Switch = Inactive
- Front Passenger Window Main Control Down Switch = Inactive
- Front Passenger Window Main Control Express Switch = Inactive
- Front Passenger Window Main Control Up Switch = Inactive
- If not the specified state
  Test or replace the component: S79D Window Switch - Driver
- Go to next step: If the specified state
Operate the component: S79D Window Switch - Driver-Left Rear Window Switch - Pressed & Pulled
Verify the scan tool parameter:
- Left Rear Window Main Control Down Switch = Active
- Left Rear Window Main Control Express Switch = Active
- Left Rear Window Main Control Up Switch = Active
- If not the specified state
  Test or replace the component: S79D Window Switch - Driver
- Go to next step: If the specified state
Operate the component: S79D Window Switch - Driver-Right Rear Window Switch - Pressed & Pulled
Verify the scan tool parameter:
- Right Rear Window Main Control Down Switch = Active
- Right Rear Window Main Control Express Switch = Active
- Right Rear Window Main Control Up Switch = Active
- If not the specified state
  Test or replace the component: S79D Window Switch - Driver
- Go to next step: If the specified state
Operate the component: S79D Window Switch - Driver-Right Front Window Switch - Pressed & Pulled
Verify the scan tool parameter:
- Front Passenger Window Main Control Down Switch = Active
- Front Passenger Window Main Control Express Switch = Active
- Front Passenger Window Main Control Up Switch = Active
- If not the specified state
  Test or replace the component: S79D Window Switch - Driver
- Go to next step: If the specified state
Perform the scan tool control function: Passenger Window Motor - Up & Down
Verify the component works as specified: M74P Window Motor - Passenger = Up & Down
- If not the specified state
  Refer to: Circuit/System Testing - Test 3
- Go to next step: If the specified state
Perform the scan tool control function: Left Rear Window Motor - Up & Down
Verify the component works as specified: M74LR Window Motor - Left Rear = Up & Down
- If not the specified state
  Refer to: Circuit/System Testing - Test 3
- Go to next step: If the specified state
Perform the scan tool control function: Right Rear Window Motor - Up & Down
Verify the component works as specified: M74RR Window Motor - Right Rear = Up & Down
- If not the specified state
  Refer to: Circuit/System Testing - Test 3
- Go to next step: If the specified state
All OK.