OBD Guide
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P153C

Idle Air Control Actuator 2 Target Position Fault

P153C is an OBD-II diagnostic trouble code meaning: Idle Air Control Actuator 2 Target Position Fault. Common causes: the actuator is dirty or stuck, open or short circuit in control circuit. Estimated repair cost: $17–56.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$17–56 (est.)

Symptoms

  • Unstable idle speed
  • Floating engine speed
  • Difficulty starting the engine
  • Increased fuel consumption
  • Engine stalling at idle

Causes

  • The actuator is dirty or stuck
  • Open or short circuit in control circuit
  • Engine control unit malfunction
  • Air supply duct is dirty
  • Mechanical damage to the actuator

How to Fix

  1. Check the condition of the idle speed actuator
  2. Clean the air supply channel and mechanism from dirt
  3. Check the integrity of the control circuit and connectors
  4. Check the functionality of the engine control unit
  5. If necessary, replace the actuator

Related codes

P0505P0506P0507

FAQ

What does the P153C code mean?

P153C is an OBD-II diagnostic trouble code that indicates: Idle Air Control Actuator 2 Target Position Fault

What causes a P153C error code?

The most common causes of P153C include: The actuator is dirty or stuck; Open or short circuit in control circuit; Engine control unit malfunction; Air supply duct is dirty.

How do I fix a P153C diagnostic trouble code?

To fix P153C: Check the condition of the idle speed actuator. Clean the air supply channel and mechanism from dirt. Check the integrity of the control circuit and connectors. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P153C?

Yes, but get it checked soon

How much does it cost to fix P153C?

The estimated repair cost for P153C is $17–56. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat