Canada - Electrical - Abnormal Low Pitched Horn Operation

Bulletin
3188

Issue Date
July 13, 2009

Market
Canada

Title:
ABNORMAL HORN OPERATION

Component
ELECTRICAL

Models
'01- '07 Highlander

INTRODUCTION:
Some customers may experience an abnormal or inoperative low pitched horn. A newly designed horn is now available. Follow the procedures outlined in this bulletin to address this condition.







APPLICABILITY:







WARRANTY INFORMATION:







PARTS INFORMATION:

REPAIR PROCEDURE:
1. Remove the LH front fender splash shield sub-assembly.







A. Remove the screws and clips retaining the splash shield.
B. Partially remove the splash shield.

2. Disconnect the electrical connector from the horn assembly.
3. Install the NEW horn assembly.

Torque: 16-23 N-m







A. Check the clearance between the harness and the horn.







B. If the clearance between the harness and horn is less than 10 mm, loosen the bolt and then re-install the horn at an angle (minimum of 30°) as shown in Figure 3.

NOTE
Make sure there is sufficient clearance between the vehicle harness and the horn. (Minimum "A" clearance of 10 mm).

4. Reinstall the LH front fender splash shield sub-assembly.
A. Install the fender liner.
B. Install the screws and clips.

5. Confirm repair.

NOTE:
Issue of this Technical Service Bulletin is to ensure that proper repair information is available. IT DOES NOT CONSTITUTE AN AUTHORIZATION FOR REPAIR. Normal provisions of the formal warranty policy, as applicable, will apply.