Electrical - Multiple Lamp ON/No Shift From PARK

T-SB-0047-09

Rev2

January 19, 2009

IG1 Relay Freezing

Service Category
Power Source/Network

Section
Networking

Market
USA





Applicability

TSB REVISION NOTICE

July 21, 2009 Rev2:

^ Step 2.A in the Repair Procedure has been updated.

May 8, 2009 Rev1:

^ Parts Information table has been updated.

^ Warranty Information table has been updated with new models.

Any previous printed versions of this service bulletin should be discarded.

Introduction

Some customers may experience multiple warning lights illuminated vehicle not shifting from Park to

Drive and other accessories becoming inoperative after the vehicle has cold soaked in sub freezing (below 14°F[-10°C]) ambient air temperatures. A newly designed relay has been made available to improve this condition. Use the following procedure to address this concern.





Parts Information





Warranty Information

APPLICABLE WARRANTY

^ This repair is covered under the Toyota Comprehensive Warranty. This warranty is in effect for 36 months or 36,000 miles, whichever occurs first, from the vehicle's in-service date.

^ Warranty application is limited to occurrence of the specified condition described in this bulletin.





Required Tools & Equipment

NOTE

Additional TIS Techstream units may be ordered by calling Approved Dealer Equipment (ADE).

Repair Procedure





1. Locate the instrument panel junction block No.1 in the Instrument Panel (as shown in Figure 1).

2. Remove the relay and verify the part number located on the side of the relay.

A. If the part number is NOT 90987-02031 then replace the relay with the countermeasure relay.

B. If the part number is 90987-02031 then diagnose the specific conditions reported by the customer following the Repair Manual.

3. Connect TIS Techstream and clear any stored DTCs.