OBD Guide
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B1344

Mode Actuator

B1344 is an OBD-II diagnostic trouble code meaning: Mode Actuator. Common causes: malfunction of the solenoid valve (solenoid), damage or contamination of the actuator. Estimated repair cost: $56–167.

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

Symptoms

  • Unstable engine operation at idle
  • Reduced engine power
  • Increased fuel consumption
  • Check Engine Light Illuminates

Causes

  • Malfunction of the solenoid valve (solenoid)
  • Damage or contamination of the actuator
  • Open or short circuit in wiring harness
  • Problems with the control module (ECU)

How to Fix

  1. Check wiring harness and connectors for damage
  2. Clean or replace the solenoid valve (solenoid)
  3. Check the actuator for mechanical damage
  4. Scan the system for additional errors
  5. If necessary, replace the faulty component

Related codes

P0010P0011P0012P0013

FAQ

What does the B1344 code mean?

B1344 is an OBD-II diagnostic trouble code that indicates: Mode Actuator

What causes a B1344 error code?

The most common causes of B1344 include: Malfunction of the solenoid valve (solenoid); Damage or contamination of the actuator; Open or short circuit in wiring harness; Problems with the control module (ECU).

How do I fix a B1344 diagnostic trouble code?

To fix B1344: Check wiring harness and connectors for damage. Clean or replace the solenoid valve (solenoid). Check the actuator for mechanical damage. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B1344?

Limited driving only, diagnose soon

How much does it cost to fix B1344?

The estimated repair cost for B1344 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat