OBD Guide
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C118A

Electrically-Driven Intelligent Brake System

C118A is an OBD-II diagnostic trouble code meaning: Electrically-Driven Intelligent Brake System. Common causes: faulty sensor or system sensor, wiring harness damage. Estimated repair cost: $56–222.

Severity
🔴 High
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$56–222 (est.)

Symptoms

  • The brake system warning light comes on
  • Deterioration in braking performance
  • Activation of the emergency mode of the nieces brake system

Causes

  • Faulty sensor or system sensor
  • Wiring harness damage
  • Errors in the operation of the control module
  • Software glitches in the system

How to Fix

  1. Carry out diagnostics using an OBD-II scanner
  2. Check the integrity of the wiring harness and contacts
  3. Test system sensors
  4. Update the control module firmware
  5. Replace faulty components if necessary

Related codes

C1189C1190C1191

FAQ

What does the C118A code mean?

C118A is an OBD-II diagnostic trouble code that indicates: Electrically-Driven Intelligent Brake System

What causes a C118A error code?

The most common causes of C118A include: Faulty sensor or system sensor; Wiring harness damage; Errors in the operation of the control module; Software glitches in the system.

How do I fix a C118A diagnostic trouble code?

To fix C118A: Carry out diagnostics using an OBD-II scanner. Check the integrity of the wiring harness and contacts. Test system sensors. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with C118A?

Limited driving only, diagnose soon

How much does it cost to fix C118A?

The estimated repair cost for C118A is $56–222. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat