OBD Guide

C2374

ESC Valve 2 HSV2 Error

C2374 is an OBD-II diagnostic trouble code meaning: ESC Valve 2 HSV2 Error. Common causes: hsv2 valve malfunction, open or short circuit in wiring harness. Estimated repair cost: $111–333.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$111–333 (est.)

Symptoms

  • ESC/ABS indicator is on
  • Reduced effectiveness of the stabilization system
  • Unusual behavior of the braking system

Causes

  • HSV2 valve malfunction
  • Open or short circuit in wiring harness
  • Poor contact in the electrical circuit
  • ESC control module malfunction

How to Fix

  1. Check the condition of the wiring harness and connectors of the HSV2 valve
  2. Measure valve resistance HSV2
  3. Check voltage on valve circuit
  4. Replace valve or ESC module if necessary

Related codes

FAQ

What does the C2374 code mean?

C2374 is an OBD-II diagnostic trouble code that indicates: ESC Valve 2 HSV2 Error

What causes a C2374 error code?

The most common causes of C2374 include: HSV2 valve malfunction; Open or short circuit in wiring harness; Poor contact in the electrical circuit; ESC control module malfunction.

How do I fix a C2374 diagnostic trouble code?

To fix C2374: Check the condition of the wiring harness and connectors of the HSV2 valve. Measure valve resistance HSV2. Check voltage on valve circuit. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with C2374?

Limited driving only, diagnose soon

How much does it cost to fix C2374?

The estimated repair cost for C2374 is $111–333. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat