OBD Guide

C0899

Device Voltage Malfunction

C0899 is an OBD-II diagnostic trouble code meaning: Device Voltage Malfunction. Common causes: problems in the power circuit (open, short circuit), malfunction of the electronic device (control unit). Estimated repair cost: $56–167.

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

Symptoms

  • Incorrect operation of electronic systems (such as suspension or ABS)
  • Malfunction indicator light comes on
  • Intermittent operation of devices

Causes

  • Problems in the power circuit (open, short circuit)
  • Malfunction of the electronic device (control unit)
  • Wiring harness damage
  • Poor contact in connectors
  • Alternator or battery problems

How to Fix

  1. Check the voltage on the device using a multimeter
  2. Inspect the wiring harness and connectors for damage.
  3. Replace the faulty device if necessary
  4. Check generator and battery

Related codes

Error C0899 by Vehicle Brand

FAQ

What does the C0899 code mean?

C0899 is an OBD-II diagnostic trouble code that indicates: Device Voltage Malfunction

What causes a C0899 error code?

The most common causes of C0899 include: Problems in the power circuit (open, short circuit); Malfunction of the electronic device (control unit); Wiring harness damage; Poor contact in connectors.

How do I fix a C0899 diagnostic trouble code?

To fix C0899: Check the voltage on the device using a multimeter. Inspect the wiring harness and connectors for damage.. Replace the faulty device if necessary. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with C0899?

Limited driving only, diagnose soon

How much does it cost to fix C0899?

The estimated repair cost for C0899 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat