OBD Guide

C0016

Right Front Hydraulic Release Too Long

C0016 is an OBD-II diagnostic trouble code meaning: Right Front Hydraulic Release Too Long. Common causes: abs hydraulic valve is dirty or stuck, low brake fluid level. Estimated repair cost: $56–167.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$56–167 (est.)

Symptoms

  • ABS light is on
  • Reduced effectiveness of ABS on the right front wheel
  • Unusual sounds when ABS is activated

Causes

  • ABS hydraulic valve is dirty or stuck
  • Low brake fluid level
  • Brake fluid contamination
  • ABS module malfunction
  • Problems with the wiring harness or contacts to the valve

How to Fix

  1. Check the level and condition of the brake fluid
  2. Diagnose the ABS module with a scanner
  3. Check resistance and power supply of ABS solenoid
  4. If necessary, replace the faulty ABS valve/module
  5. Bleed the brake system

Related codes

Error C0016 by Vehicle Brand

FAQ

What does the C0016 code mean?

C0016 is an OBD-II diagnostic trouble code that indicates: Right Front Hydraulic Release Too Long

What causes a C0016 error code?

The most common causes of C0016 include: ABS hydraulic valve is dirty or stuck; Low brake fluid level; Brake fluid contamination; ABS module malfunction.

How do I fix a C0016 diagnostic trouble code?

To fix C0016: Check the level and condition of the brake fluid. Diagnose the ABS module with a scanner. Check resistance and power supply of ABS solenoid. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with C0016?

Limited driving only, diagnose soon

How much does it cost to fix C0016?

The estimated repair cost for C0016 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat