Standard Ignition ABS Wheel Speed Sensor P/N:ALS451
Keep the anti-lock braking and traction systems reading wheel motion accurately with the Standard Ignition ABS Wheel Speed Sensor ALS829. It installs at the rear left position and is a direct-fit replacement for the 2003-2006 Subaru Baja, 1999-2004 Subaru Legacy, and 2000-2004 Subaru Outback.
An ABS wheel speed sensor monitors how fast the wheel is turning and reports that signal to the ABS/traction control module, which uses it to modulate braking and help prevent wheel lockup.
Signs the rear-left sensor may need replacing include an illuminated ABS or traction-control warning light and related fault codes. Diagnose the cause before replacing, since these symptoms can have other sources.
Interchange: Manufacturer part number ALS829.
What position does the ALS829 sensor cover?
It is the rear-left ABS wheel speed sensor for the listed Subaru applications. Verify fitment for your vehicle before ordering.
Which vehicles does this fit?
It is a direct-fit replacement for the 2003-2006 Subaru Baja, 1999-2004 Subaru Legacy, and 2000-2004 Subaru Outback. See the Buyer's Guide tab to confirm your vehicle.
What does an ABS wheel speed sensor do?
It monitors how fast the wheel is turning and sends that signal to the ABS/traction control module, which uses it to modulate braking and help prevent wheel lockup.
Could this sensor cause my ABS light to come on?
An illuminated ABS or traction-control light and related codes can signal a failed sensor, but other causes are possible. Diagnose the cause before replacing this sensor.
What is the manufacturer part number?
The manufacturer part number is ALS829 from Standard Ignition.
WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.