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.
2008 Acura TL V6-3.2LFACTORY OEM SERVICE PROCEDURE
Power Window Control Module: Testing and Inspection
Resetting the Power Window Control Unit
Resetting the driver's or front passenger's power window is required when any of the following have occurred:
- Power window regulator replacement or repair
- Power window motor replacement or repair
- Window run channel replacement or repair
- Door glass replacement or repair
- Power is removed from a power window control unit while the power window timer is ON.
Using the HDS
1. Connect the Honda Diagnostic System (HDS) to the vehicle's DLC.
2. Turn the ignition switch ON (II), then enter the vehicle's VIN and mileage at the prompts.
3. Select "Body Electrical" from the "System Selection" menu.
4. From the "Body Electrical System Select" menu, select "Power Windows".
5. From the "Mode" menu, select "Adjustment".
6. From the "Adjustment" menu, select "Window P Reset" for driver's side (passenger's side) power window.
7. Follow the prompts on the screen.
8. Confirm that the power window control unit is reset by using the driver's (passenger's) power window AUTO UP and AUTO DOWN function.
Without the HDS
1. Turn the ignition switch ON (II).
2. Move the driver's (passenger's) power window all the way down by using the driver's (passenger's) power window DOWN switch.
3. Open the driver's (passenger's) door.
NOTE: Steps 4-7 must be done within 5 seconds of each other.
4. Turn the ignition switch OFF.
5. Push and hold the driver's (passenger's) power window DOWN switch.
6. Turn the ignition switch ON (II).
7. Release the driver's (passenger's) power window DOWN switch.
8. Repeat step 4-7 three more times.
9. Wait 1 second.
10. Confirm that AUTO UP and AUTO DOWN do not work. If AUTO UP and DOWN work, go back to step 1.
11. Move the driver's (passenger's) power window all the way down by using the driver's (passenger's) power window DOWN switch.
12. Pull up and hold the driver's (passenger's) power window UP switch until the power window reaches the fully closed position, then continue to hold the switch for 1 second.
13. Confirm that the power window control unit is reset by using the driver's (passenger's) power window AUTO UP and AUTO DOWN function.
If the power window still does not work in AUTO, repeat the procedure several times, paying close attention to the 5 second time limit between steps. If it still does not work, go to B-CAN System Diagnosis Test Mode A. Troubleshooting - B-CAN System Diagnosis Test Mode A
Resetting the driver's or front passenger's power window is required when any of the following have occurred:
- Power window regulator replacement or repair
- Power window motor replacement or repair
- Window run channel replacement or repair
- Door glass replacement or repair
- Power is removed from a power window control unit while the power window timer is ON.
Using the HDS
1. Connect the Honda Diagnostic System (HDS) to the vehicle's DLC.
2. Turn the ignition switch ON (II), then enter the vehicle's VIN and mileage at the prompts.
3. Select "Body Electrical" from the "System Selection" menu.
4. From the "Body Electrical System Select" menu, select "Power Windows".
5. From the "Mode" menu, select "Adjustment".
6. From the "Adjustment" menu, select "Window P Reset" for driver's side (passenger's side) power window.
7. Follow the prompts on the screen.
8. Confirm that the power window control unit is reset by using the driver's (passenger's) power window AUTO UP and AUTO DOWN function.
Without the HDS
1. Turn the ignition switch ON (II).
2. Move the driver's (passenger's) power window all the way down by using the driver's (passenger's) power window DOWN switch.
3. Open the driver's (passenger's) door.
NOTE: Steps 4-7 must be done within 5 seconds of each other.
4. Turn the ignition switch OFF.
5. Push and hold the driver's (passenger's) power window DOWN switch.
6. Turn the ignition switch ON (II).
7. Release the driver's (passenger's) power window DOWN switch.
8. Repeat step 4-7 three more times.
9. Wait 1 second.
10. Confirm that AUTO UP and AUTO DOWN do not work. If AUTO UP and DOWN work, go back to step 1.
11. Move the driver's (passenger's) power window all the way down by using the driver's (passenger's) power window DOWN switch.
12. Pull up and hold the driver's (passenger's) power window UP switch until the power window reaches the fully closed position, then continue to hold the switch for 1 second.
13. Confirm that the power window control unit is reset by using the driver's (passenger's) power window AUTO UP and AUTO DOWN function.
If the power window still does not work in AUTO, repeat the procedure several times, paying close attention to the 5 second time limit between steps. If it still does not work, go to B-CAN System Diagnosis Test Mode A. Troubleshooting - B-CAN System Diagnosis Test Mode A
Factory Service Tools
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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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