Interior - Power Front Seat Is Inoperative/Fuse Blown

L-SB-0045-11

July 22, 2011

Front Power Seat Inoperative

Service Category
Vehicle Interior

Section
Seat

Market
USA





Applicability

Introduction

Some vehicles may exhibit a condition where the front power seat is inoperative caused by an open 30 amp seat fuse. Follow the procedures in this bulletin to address this condition.

Production Change Information

This TSIB applies to:

^ All 2007 - 2009MY G5450H vehicles equipped with front power seats.

^ All 2006 - 2009MY GS 300/350/430/460 vehicles equipped with front power seats.

^ All 2007 - 2009MY E5350 vehicles equipped with front power seats.

^ All 2008 - 2009MY IS-F vehicles equipped with front power seats.

^ All 2006 - 2009MY IS 250/350 vehicles equipped with front power seats.





^ 2010 MY E5350 / GS 350/460/450H / IS 250/350/250C/350C/F vehicles equipped with front power seats produced BEFORE the Production Change Effective VINS** shown.





Parts Information





Warranty Information





Required Tools & Equipment

Repair Procedure

1. Confirm front power seat inoperative condition and seat fuse is OPEN.

If seat fuse is NOT open or seat is NOT inoperative - STOP This TSIB does NOT apply.

2. Remove the front power seat switch.





Refer to the Technical Information System (TIS) applicable model year Repair Manual:

Vehicle Interior - Seat - "Seat Power Seat Switch: Removal"

3. Inspect wire harness protector color.





A. If wire harness protector color is WHITE proceed to step 4.

B. If wire harness protector color is GRAY STOP! This TSIB does NOT apply.

For detailed information on open fuse (short circuit to ground) diagnosis please refer to the Quick Reference: Body Electrical Diagnosis Guide found on the Technical Information System (TIS) under Reference Information: Technician Group.

4. Inspect wire harness and wire harness protector.

A. If either of the following conditions are observed proceed to step 5.

^ Wires are damaged

^ Protector is not locked in position

B. If NONE of the above conditions are observed refer to the Technical Information System (TIS) applicable model year Repair Manual.

For detailed information please refer to the

Guide found on the Technical Information System (TIS) under Reference Information: Technician Group.

5. Replace the Power Seat Wire Harness Assembly.

NOTE

Make sure wire harness protector is fully locked into position when installing new wire harness.

Refer to TIS applicable model year Repair Manual:





Removal

Vehicle Interior - Seat - "Seat Front Seat Assembly (for Power Seat): Removal"





Disassembly

Vehicle Interior- Seat - "Seat Front Seat Assembly (for Power Seat): Disassembly"





Reassembly

Vehicle Interior- Seat - "Seat Front Seat Assembly (for Power Seat): Reassembly"





Installation

Vehicle Interior- Seat - "Seat Front Seat Assembly (for Power Seat): Installation"

NOTE

Make sure Wire Harness protector is fully locked into position when installing new wire harness.