Power Seat Motor: Service and Repair
LUMBAR MOTORSpecial Tool(s):
SPECIAL TOOL(S)
REMOVAL
WARNING:
- Always wear safety glasses when repairing an air bag supplemental restraint system (SRS) vehicle and when handling an air bag module. This will reduce the risk of injury in the event of an accidental deployment.
- Never probe the connectors on the air bag module. Doing so can result in air bag deployment, which can result in personal injury.
Vehicles with side air bags
1. Prepare the vehicle for lumbar motor removal.
1 WARNING: To avoid accidental deployment and possible personal injury, the backup power supply must be depleted before repairing or replacing any front or side air bag supplemental restraint system (SRS) components and before servicing, replacing, adjusting or striking components near the front or side air bag sensors, such as doors, instrument panel, console, door latches, strikers, seats and hood latches.
Please refer to the appropriate component or system to determine location of the front air bag sensors.
The side air bag sensors are located at or near the base of the B-pillar.
To deplete the backup power supply energy, disconnect the battery ground cable and wait at least one minute. Be sure to disconnect auxiliary batteries and power supplies (if equipped).
Disconnect the battery ground cable and wait at least one minute.
2 WARNING: To reduce the risk of serious personal injury, read and follow all warnings, cautions, notes, and instructions in the supplemental restraint system (SRS) deactivation/reactivation procedure.
Deactivate the supplemental restraint system (SRS).
3 WARNING: To reduce the risk of serious personal injury, read and follow all warnings, cautions, notes, and instructions in the seat removal and installation procedure.
Remove the affected seat.
All vehicles
2. Remove the affected seat.
3. Disconnect the electrical connector.
4. Remove the lumbar motor.
1 Release the pin-type retainers. Separate the lumbar motor from the seat cushion frame.
2 Disconnect the hose. Remove the lumbar motor.
INSTALLATION
All vehicles
1. Install the lumbar motor.
1 Connect the hose.
2 Position the lumbar motor. Install the pin-type retainers.
2. Connect the electrical connector.
3. WARNING: To reduce the risk of serious personal injury, read and follow all warnings, cautions, notes, and instructions in the seat removal and installation procedure.
Install the affected seat.
- Check the active restraint system for correct operation.
Vehicles with side air bags
4. Restore the vehicle to operating condition.
1 WARNING: To reduce the risk of serious personal injury, read and follow all warnings, cautions, notes, and instructions in the seat removal and installation procedure.
Install the affected seat.
2 WARNING: To reduce the risk of serious personal injury, read and follow all warnings, cautions, notes, and instructions in the supplemental restraint system (SRS) deactivation/reactivation procedure.
Reactivate the supplemental restraint system (SRS).
3 WARNING: The restraint system diagnostic tool is for restraint system service only. Remove from the vehicle prior to road use. Failure to remove could result in injury and possible violation of vehicle safety standards.
With all the restraint system diagnostic tools removed, prove out the supplemental restraint system (SRS).
4 Check the active restraint system for correct operation.