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U0415 on RAM: Symptoms, Causes & Fix

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

Official technical diagnostic wire for fault code U0415 specifically affecting RAM vehicles (1500, 2500, 3500, TRX).

Sensor Voltage Ref
0.1V – 5.0V Ref
RAM Factory Standard
CAN Bus Speed
500 kbps CAN-FD
ISO 15765-4 Diagnostic Bus
Drivability Status
Drivable (Short Trip)
High urgency level
Est. Repair Cost
$120 - $450 (DIY: $30 - $150)
Parts & Labor DIY
Model-Specific Diagnostic Wires

Select Your RAM Model for U0415:

5 Models Available
RAM 15002020–2026
RAM 1500Truck • 3.0L Hurricane Twin-Turbo I6 (420HP/540HP) / 5.7L HEMI V8 eTorque / 3.6L Pentastar
U0415 Fix & DLC Location
RAM 25002020–2026
RAM 2500Truck • 6.7L Cummins Turbo-Diesel I6 (420HP / 1,075 lb-ft) / 6.4L HEMI V8 (410HP)
U0415 Fix & DLC Location
RAM ProMaster2020–2026
RAM ProMasterVan • 3.6L Pentastar V6 (280HP) / 3.0L EcoDiesel (174HP)
U0415 Fix & DLC Location
RAM 35002020–2026
RAM 3500Truck • 6.7L High-Output Cummins Turbo-Diesel (420HP / 1,075 lb-ft torque / Dual Rear Wheel)
U0415 Fix & DLC Location
RAM 1500 TRX2021–2024
RAM 1500 TRXTruck • 6.2L Supercharged HEMI V8 (702HP / 650 lb-ft / Bilstein Black Hawk e2)
U0415 Fix & DLC Location

1. Common Symptoms on RAM Vehicles

When RAM Engine Control Modules (ECM) trigger fault code U0415, drivers typically report:

Traction Control, ABS, and 4WD warning lights on on RAM Powertrains
Cruise control inoperative on RAM Powertrains
Speedometer erratic on RAM Powertrains

2. Root Causes on RAM Engines

Historical diagnostic claims across RAM engines point to the following failure distribution:

55%
Faulty wheel speed sensor reporting invalid speed data to the ABS module (RAM OEM Part)
25%
Corroded ABS module wiring (RAM OEM Part)
12%
Mismatched tire sizes confusing wheel speed calculation (RAM OEM Part)

3. Step-by-Step Fix Protocol for RAM

01
Scan ABS Module for Wheel Speed Faults

Check ABS module for wheel speed codes (C0035, C0040, etc.). on RAM engines.

Required Tool: ABS Scanner
02
Check Tire Sizes and Pressures

Ensure all 4 tires are identical size and correctly inflated. on RAM engines.

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

Replace damaged wheel speed sensor and clean tone ring. on RAM engines.

Required Tool: Socket Set
04
Clear All System Codes

Clear codes across PCM, ABS, and 4WD modules. on RAM engines.

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

Equipment for Diagnosing RAM (U0415)

Prime Fast Delivery & Verified Fitment
Direct-Fit Replacement Part

RAM OEM Replacement Sensor

4.7 / 5.0 (Verified Fit)

Direct-fit replacement assembly engineered to OEM tolerances for RAM.

$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 RAMVerified direct-fit pricing from Denso, Bosch, Motorcraft, and ACDelco on Amazon.
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4. RAM U0415 Frequently Asked Questions

What does code U0415 mean on a RAM?

On RAM vehicles, U0415 indicates that the Engine Control Module (ECM) detected invalid data received from anti-lock brake system (abs) module. This typically points to Faulty wheel speed sensor reporting invalid speed data to the ABS module or Corroded ABS module wiring.

Can I continue driving my RAM with code U0415?

Caution. Electronic Stability, Traction Control, and 4WD may be disabled. Because this code carries a High severity rating on RAM powertrains, we recommend scanning live data values promptly to prevent secondary damage.

How much does it cost to fix code U0415 on a RAM?

Estimated DIY parts cost ranges from $120 - $450 (DIY: $30 - $150), while professional shop repairs at an authorized RAM dealership or independent specialist typically range from $180 to $380 including diagnostic labor.