Standard Ignition ALH278 ABS Wheel Speed Sensor Wiring Harness - Rear Right

ABS Wheel Speed Sensor Harness for Audi Rear Right

Standard Ignition ALH278 is an ABS wheel speed sensor wiring harness for the rear right position. It is built with a female connector, oval connector shape, and male alligator terminals to restore the electrical link between the antilock brake speed sensor and the vehicle harness.

• Part type: ABS wheel speed sensor wiring harness
• Connector gender: female
• Connector quantity: 2
• Connector shape: oval
• Terminal gender: male
• Terminal quantity: 4
• Terminal type: alligator
• Contents: antilock brake speed sensor harness
• Dust shield included: no
• Mounting hardware included: no

Detailed Fitment and Application

Standard Ignition ALH278 is a direct replacement harness for rear right ABS sensor wiring on select Audi models. It fits 2009-2017 Audi Q5, rear right, w/o Electronic Suspension, and fits 2014-2015 Audi SQ5, rear right. This part cross-references OE-style numbers such as 8R0972254 and ABH278 for the same application.

Common Problems This Part Can Address

• Broken or frayed rear wheel speed sensor wiring
• Intermittent ABS warning light caused by poor sensor signal
• Fault codes related to rear right wheel speed sensor circuit issues
• Corrosion or connector damage at the sensor harness
• Loss of stable antilock brake system input from the rear right wheel

Installation Notes and Tips

Verify rear right placement and connector style before installation. Inspect the sensor, routing clips, and nearby wiring for damage before connecting the new harness. Confirm the vehicle configuration matches the listed Q5 application without Electronic Suspension, and clear any stored ABS codes after repair.

Quality Assurance

Standard Ignition ALH278 is a replacement electrical harness built for the listed Audi applications and cross-reference numbers. Confirm fitment by year, model, position, and suspension configuration before ordering.