ABS/TCS - ABS/VSC Lamps ON/DTC C1231 Set

BRAKES
BR005-04

Title:
VSC AND ABS LIGHTS ON WITH
DTC C1231

Models:
'04 Scion xB

June 14, 2004

Introduction

In the 2004 model year Scion xB vehicles with the V5 security system, you may experience Vehicle Skid Control (VSC) and Anti-lock Brake (ABS) lights ON with DTC C1231. Inteference could be experienced when the steering column cover is reinstalled or when service work is performed, if the security system is not installed correctly. During security system installation, make sure the V5 horn connector is positioned correctly. If DTC C1231 comes on, it will be necessary to replace the steering angle sensor and ensure the V5 horn connector is properly routed during reassembly following the instructions provided in this TSB.

Applicable Vehicles

^ 2004 model year Scion xB vehicles equipped with the V5 security system produced BEFORE the Production Change Effective VIN shown below.





Production Change Information





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 correction of a problem based upon a customer's specific complaint.

Repair Procedure

The VSC steering angle sensor is located below the steering wheel on the steering column.

1. Remove the lower steering column cover.





2. Locate the V5 horn connector mounted under the steering column cover support bracket.

NOTE:
The V5 horn connector is wrapped in gray foam padding.

3. Remove the zip tie.





4. Relocate the V5 horn connector above the steering column cover support bracket as shown in the illustration. Ensure that the connector does not contact the steering angle sensor connector when the column cover is reinstalled. The correct mounting location is behind the mounting bracket of the lower steering column cover.

5. Replace steering angle sensor. Refer to the Technical Information System (TIS), 2004 model year Scion xB Repair Manual: Brake: Steering Sensor.