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U0415 on Acura RDX

Invalid Data Received From Anti-Lock Brake System (ABS) Module

Factory diagnostic protocol and troubleshooting wire for fault code U0415 specifically for the Acura RDX (2020–2026, 2.0L VTEC Turbo (272HP / 280 lb-ft / SH-AWD)).

Verified OEM Telemetry & Field Repair Tree
Acura RDX2020–2026
Acura RDX
SUV2.0L VTEC Turbo (272HP / 280 lb-ft / SH-AWD)
Reliability
Sensor Voltage Ref
0.1V – 5.0V Ref
RDX SAE Mode $01
ECU Network Bus
500 kbps CAN-FD
ISO 15765-4 Compliant
Drivability Status
Drivable (Short Trip)
High urgency level
Est. Repair Cost
$120 - $450 (DIY: $30 - $150)
Parts & Labor DIY
Check U0415 On Another Acura Model:
Diagnose U0415 on Specific RDX Model Year:

1. Symptoms of U0415 on Acura RDX

When the Engine Control Module (ECM/PCM) on your Acura RDX (2.0L VTEC Turbo (272HP / 280 lb-ft / SH-AWD)) logs fault code U0415, drivers commonly observe:

Traction Control, ABS, and 4WD warning lights on on Acura RDX (2.0L VTEC Turbo (272HP / 280 lb-ft / SH-AWD))
Cruise control inoperative on Acura RDX (2.0L VTEC Turbo (272HP / 280 lb-ft / SH-AWD))
Speedometer erratic on Acura RDX (2.0L VTEC Turbo (272HP / 280 lb-ft / SH-AWD))
Acura RDX OBD-II Port Location
The 16-pin diagnostic connector is located Under driver lower dash trim near hood release. Plug in your scan tool to verify freeze-frame sensor values.

2. Most Likely Causes on Acura RDX

Historical warranty claims and technical repair bulletins for Acura RDX point to the following failure distribution:

55%
Faulty wheel speed sensor reporting invalid speed data to the ABS module (Acura OEM Part)
25%
Corroded ABS module wiring (Acura OEM Part)
12%
Mismatched tire sizes confusing wheel speed calculation (Acura OEM Part)
* Source: Synthesized from NHTSA ODI field repair telemetry and verified OEM Technical Service Bulletin (TSB) repair tree frequency percentiles for Acura RDX.

3. Step-by-Step DIY Repair Guide for Acura RDX

01
Scan ABS Module for Wheel Speed Faults

Check ABS module for wheel speed codes (C0035, C0040, etc.). on the Acura RDX equipped with 2.0L VTEC Turbo (272HP / 280 lb-ft / SH-AWD).

Required Tool: ABS Scanner
02
Check Tire Sizes and Pressures

Ensure all 4 tires are identical size and correctly inflated. on the Acura RDX equipped with 2.0L VTEC Turbo (272HP / 280 lb-ft / SH-AWD).

Required Tool: Tire Gauge
03
Repair Root ABS Wheel Speed Sensor

Replace damaged wheel speed sensor and clean tone ring. on the Acura RDX equipped with 2.0L VTEC Turbo (272HP / 280 lb-ft / SH-AWD).

Required Tool: Socket Set
04
Clear All System Codes

Clear codes across PCM, ABS, and 4WD modules. on the Acura RDX equipped with 2.0L VTEC Turbo (272HP / 280 lb-ft / SH-AWD).

Required Tool: OBD-II Scanner
Recommended Parts & Testing Tools

Equipment for Diagnosing Acura RDX (U0415)

Prime Fast Delivery & Verified Fitment
Direct-Fit Replacement Part

Acura RDX OEM Replacement Sensor

4.7 / 5.0 (Verified Fit)

Direct-fit replacement assembly engineered to OEM tolerances for Acura RDX.

$45 – $95 Prime
Check Fitment on Amazon
Sensor Signal Voltage Meter

AstroAI Auto-Ranging Digital Multimeter

4.6 / 5.0 (Best Seller)

Essential for testing 0.1V–5.0V sensor reference signals, ground continuity (<0.20Ω), and harness resistance.

$29.99 Prime
View on Amazon
Top Mobile OBD-II Scanner

BlueDriver Bluetooth Pro OBDII Scan Tool

4.7 / 5.0 (50,000+ Reviews)

Reads and clears enhanced codes (ABS, Airbag, Transmission, Engine) & live freeze-frame telemetry on phone.

Compare OEM & Aftermarket Replacement Sensors for Acura RDXVerified direct-fit pricing from Denso, Bosch, Motorcraft, and ACDelco on Amazon.
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Other Common Fault Codes on Acura RDX

Frequently diagnosed powertrain, emissions, and sensor trouble codes logged on the Acura RDX:

4. Acura RDX U0415 FAQs

What causes code U0415 to trigger on a Acura RDX?

On the Acura RDX (2.0L VTEC Turbo (272HP / 280 lb-ft / SH-AWD)), U0415 is most frequently caused by Faulty wheel speed sensor reporting invalid speed data to the ABS module or Corroded ABS module wiring.

Where is the OBD-II port located on my Acura RDX?

On the Acura RDX, the 16-pin DLC diagnostic connector is located Under driver lower dash trim near hood release. Plug in any standard OBD-II scanner with the ignition in the ON position to read freeze-frame parameters.

Can I safely drive my Acura RDX with code U0415?

Caution. Electronic Stability, Traction Control, and 4WD may be disabled. Given that U0415 carries a High severity rating, we advise avoiding heavy towing or aggressive throttle inputs until sensor readings are verified.