B19C4

B19C4-LEFT POWER SLIDING DOOR DRIVE CLOSE DIRECTION - EXCESSIVE TIME









- When Monitored:
Whenever the Left Power Sliding Door Motor is in operation.

- Set Condition:
This code will set when the Left Power Sliding Door module senses the Left Power Sliding Door Motor has taken longer than 20 seconds to complete a power closing operation. It will also set if an ignition crank message is sent, lasting longer than 15 seconds, during an closing operation.

Possible Causes:

1. CHECK FOR DTCs

1. With the scan tool, record the DTCs and any power sliding door inhibitors.
2. Erase the DTCs.
3. Turn the ignition off, wait 10 seconds, then turn the ignition on.
4. Attempt to operate the Left Power Sliding Door.
5. With the scan tool, read the DTCs.

Does the scan tool display this DTC as active?

Yes

- Go To 2

No

- Test complete. The condition or conditions that originally set this DTC are not present at this time. Using the wiring diagrams as a guide, check all related splices and connectors for signs of water intrusion, corrosion, pushed out or bent terminals and correct pin tension.
- Perform the BODY VERIFICATION TEST. Body Verification Test

2. CHECK THE LEFT POWER SLIDING DOOR

1. Examine the Left Power Sliding Door for proper alignment, worn or binding rollers and hinges, loose/damaged weatherstrip, and track assembly for wear or anything that would cause an obstruction to proper operation.
2. Manually operate the Left Power Sliding Door on a known good vehicle and notice the effort needed to open and close for comparison.
3. Especially notice the effort needed to unlatch and close the Left Power Sliding Door during a power closing operation.

Were there any mechanical problems found?

Yes

- Refer to Body and Frame/Doors,Hood and Trunk/Doors/Sliding Doors and perform the appropriate repairs and adjustments. Sliding Door
- Perform the BODY VERIFICATION TEST. Body Verification Test

No

- Go To 3

3. PERFORM THE POWER SLIDING DOOR LEARN CYCLE

1. Perform the Power Sliding Door Learn Cycle procedure (Sliding Door Open/Close Tests). This will set the travel limits. Programming and Relearning
2. With the scan tool, erase the DTCs.
3. Turn the ignition off, wait 10 seconds, then turn the ignition on.
4. If possible, operate the power sliding door several times.
5. With the scan tool, read the active DTCs.

Does the scan tool display this DTC as active?

Yes

- Go To 4

No

- Test complete. The module has relearned the door travel limits, resistance to door travel, door position, etc. Recheck for any intermittent door dragging or sticking conditions.
- Perform the BODY VERIFICATION TEST. Body Verification Test

4. CHECK THE POWER SLIDING DOOR CLUTCH

1. Manually open the Sliding Door part way.
2. With the scan tool, actuate the Drive Clutch.
3. Try to manually move the Sliding Door and notice the effort to move it.

Was it almost impossible to move the Sliding Door when the clutch was engaged?

Yes

- Go To 5

No

- Go To 6

5. CHECK THE LEFT POWER SLIDING DOOR MODULE AND MOTOR CONNECTORS







NOTE: At this time it will be necessary to remove the Power Sliding Door Drive Unit Assembly from the vehicle.

1. Turn the ignition off.
2. Remove the Power Sliding Door Drive Unit Assembly from the vehicle in accordance with the Service Information.
3. Disconnect the Power Sliding Door Module C2 (8 way) connector.
4. Check the Power Sliding Door Module (8 way) and the Motor (8 way) connectors for proper terminal contact, corrosion, damaged terminals, or pinched/broken wires. Check for any mechanical problems.

Were any wiring or mechanical problems found?

Yes

- Repair any wiring or mechanical problems.
- Perform the BODY VERIFICATION TEST. Body Verification Test

No

- Replace the Left Power Sliding Door Module and Drive Unit Assembly in accordance with the service information.
- Perform the Power Sliding Door Learn Cycle procedure. Programming and Relearning
- Perform the BODY VERIFICATION TEST. Body Verification Test

6. CHECK THE POWER SLIDING DOOR MODULE







NOTE: At this time it will be necessary to remove the Power Sliding Door Drive Unit Assembly from the vehicle.

NOTE: Be sure the battery stays fully charged during this test.

1. Turn the ignition off.
2. Remove the Power Sliding Door Drive Unit Assembly from the vehicle in accordance with the Service Information.
3. Disconnect the Power Sliding Door Module connectors.
4. Remove the Power Sliding Door Module from the track.
5. Re-connect the PSD Module C1 connector to the module.
6. Turn the ignition on.
7. Measure the voltage between the Door Motor Clutch Driver circuit and the Door Motor Clutch Return circuit in the PSDM C2 (component side) 8 way connection.
8. With the scan tool, actuate the Drive Clutch Engage.

Is the voltage between 12.5 and 14.0 volts when the clutch is activated?

Yes

- Replace the Power Sliding Door Drive Unit in accordance with service information.
- Perform the Power Sliding Door Learn Cycle procedure. Programming and Relearning
- Perform the BODY VERIFICATION TEST. Body Verification Test

No

- Replace the Power Sliding Door Module in accordance with the Service Information.
- Perform the Power Sliding Door Learn Cycle procedure. Programming and Relearning
- Perform the BODY VERIFICATION TEST. Body Verification Test